True/False
Indicate whether the
statement is true or false.
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1.
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The term blog, short for Web log, refers to a personal journal posted on the Web
for access by the general public.
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2.
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Human speech cannot be digitized.
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3.
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Memory is the area where data can be left on a permanent basis when it is not
immediately needed for processing.
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4.
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Application software is a set of computer programs that helps a person carry out
a task.
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5.
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The term workstation cannot be applied to ordinary personal computers that are
connected to a network.
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6.
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Any software or digital device that requests data from a server is referred to
as a customer.
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7.
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The device shown in the accompanying figure, with add-ons, can run the same
full-featured software as a desktop computer.
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8.
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The item shown in the accompanying figure is referred to as a microcomputer
because it is used as a multipurpose device, not for dedicated applications.
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9.
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Semiconducting materials are substances with properties between that of a
conductor and an insulator.
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10.
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Programs that control digital devices are usually written in a high-level
programming language, such as C, Basic, COBOL, or Java.
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11.
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When the computer completes an instruction, the Control Unit in the accompanying
figure increments the instruction pointer to the memory address of the next instruction, and the
instruction cycle begins again.
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12.
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Although you might be asked to provide your own password, typically you are
assigned one.
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13.
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Today, a home computer system offers a hardware platform with super-charged
support for most computer applications.
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14.
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All other things being equal, a computer with a 1.5 GHz processor is faster than
a computer with a 3.2 GHz processor.
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15.
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A microprocessor with an 8-bit word size has 64-bit registers, processes 64 bits
at a time, and is referred to as a 64-bit processor.
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16.
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A CISC processor performs most instructions faster than a RISC processor.
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17.
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Most processors in today’s personal computers use RISC technology.
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18.
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Computer owners rarely upgrade the microprocessor because all components in the
computer must also be able to handle the faster speeds.
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19.
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Too much dependence on virtual memory can have a negative effect on your
computer's performance because getting data from a mechanical device is much slower than getting
data from an electronic device.
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20.
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An optical disk, such as a CD, is not susceptible to humidity, fingerprints,
dust, magnets, or spilled soft drinks, and its useful life is estimated at more than 30 years.
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21.
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DVD-R technology allows you to write data on a disk, and then change that
data.
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22.
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The item in the accompanying figure is a portable storage device featuring a
built-in connector that plugs directly into a computer’s USB port.
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23.
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A trackball looks like the tip of an eraser embedded in the keyboard of a
notebook computer.
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24.
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On some monitors, the viewable image does not stretch to the edge of the
screen.
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25.
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Software is categorized as user software or system software.
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26.
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Device drivers usually run in the foreground, opening a window on the
screen.
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27.
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When a spreadsheet cell contains a formula as shown in the accompanying figure,
it displays the result of the formula in the cell rather than the formula itself.
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28.
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MP3 sequencing software and notation software are an important part of the
studio musician's toolbox; they are great for sound effects and for controlling keyboards and
other digital instruments.
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29.
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All the applications in a suite are produced by different software
publishers.
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30.
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A software purchaser has the right to copy software from a distribution disk or
Web site to a computer's hard disk in order to install it.
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31.
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Two of the most common proprietary software licenses are BSD and GPL.
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32.
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The item marked 2 in the accompanying figure is a user-executable program
file.
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33.
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Denial of Service attacks occur when useless network traffic overwhelms the
network’s processing capability and essentially brings all communications to a halt.
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34.
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A quarantined file typically contains suspicious code, such as a virus
signature.
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35.
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Slide rules remained in use as an essential tool for students, engineers, and
scientists through the 1960s.
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36.
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Early computers, such as the Harvard Mark I, ENIAC, and UNIVAC, used technology
that did not require much space or electrical power.
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37.
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Second-generation computers used vacuum tubes instead of transistors.
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38.
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Before the first generation of computers ended, programmers had devised
rudimentary compilers that allowed them to write instructions using assembly language op codes, such
as LDA and JNZ.
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39.
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Integrated circuit technology made it possible to pack the equivalent of
thousands of vacuum tubes or transistors onto a single miniature chip.
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40.
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In the early 1970s, many hobbyists used microprocessors to create their own
computer systems.
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41.
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The key technology that characterizes fourth-generation computers is the
integrated circuit.
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42.
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Every company that uses computers is part of the IT industry.
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43.
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The accompanying figure shows the five-stage life cycle of a computer
product.
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44.
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In the process illustrated in the accompanying figure, a product will be rolled
out at trade shows or at press conferences before product specifications have been created.
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45.
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According to the settings in the accompanying figure, the display device will be
required to interpolate pixels and will result in a slightly fuzzy display.
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46.
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Among certification options in the IT industry, network certification may be the
most useful.
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47.
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For resumes that become part of a computer-searchable database, experts
recommend that you focus on verbs rather than nouns.
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48.
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A computer operator typically works with network servers, mainframes, and
supercomputers.
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49.
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Manufacturers specialize in taking phone orders and shipping products to
customers using U.S. mail or courier services.
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50.
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Manufacturers produce products and ship them to resellers, distribution centers,
computer retailers, and mail-order suppliers.
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Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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51.
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A ____ computer is a microprocessor-based computing device that is designed to
meet the needs of an individual.
a. | mainframe | c. | digital | b. | personal | d. | mini |
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52.
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A personal computer that requests data from a server is called a ____.
a. | client | c. | customer | b. | mask | d. | PDA |
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53.
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The number two is represented in binary as ____.
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54.
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____ provides codes for 128 characters, including uppercase letters, lowercase
letters, punctuation symbols, and numerals.
a. | Unicode | c. | ASCII | b. | EBCDIC | d. | Extended ASCII |
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55.
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____ is usually a prefix that means 1,000.
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56.
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The microprocessor's ____ unit fetches each instruction.
a. | instruction | c. | circuit | b. | integrated | d. | control |
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57.
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____ are significant because they are the name on an account that requires a
password.
a. | Parameters | c. | User IDs | b. | Possessed objects | d. | Passkeys |
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58.
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PINs are typically used with ____-factor authentication protocols.
a. | single | c. | triple | b. | two | d. | multiple |
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59.
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Which of the following is a synonym for a criminal hacker?
a. | white hat | c. | cowboy | b. | black hat | d. | sheriff |
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60.
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Which of the following is NOT true?
a. | Password thieves can easily find your password if you write it down on a yellow
sticky note hidden under your keyboard. | b. | A hacker must have physical access to your work
area to discover your password. | c. | A hacker can use a remote computer and software
tools to systematically guess your password. | d. | A hacker can use a remote computer and software
tools to intercept your password. |
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Case-Based Critical Thinking Questions
Case 2
Matthew is an
early adopter of new technologies as they emerge in the marketplace. As a result, he often comes face
to face with technologies that are in convergence, like cell phones, PDAs, digital cameras, and voice
communication.
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61.
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What is the main disadvantage Matthew is likely to experience from the
technologies in convergence?
a. | lower quality | c. | lower functionality | b. | worse customer service | d. | less
convenience |
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62.
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For gaming, computers quickly climb past the ____ price point.
a. | US$4,000 | c. | US$6,000 | b. | US$5,000 | d. | US$10,000 |
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63.
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The speed specifications that you see in a computer ad indicate the speed of the
microprocessor ____.
a. | control unit | c. | clock | b. | register | d. | tape |
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64.
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Some processor manufacturers use a technology called ____ to increase the speed
of data moving to the processor.
a. | HyperTransport | c. | memory bus | b. | FSB | d. | HTT |
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65.
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RAM can be thought of as the ____ for the computer’s processor.
a. | factory | c. | waiting room | b. | operating room | d. | planning room |
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66.
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____ is fast and relatively inexpensive.
a. | RDRAM | c. | DIMM | b. | RIMM | d. | SDRAM |
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67.
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Personal computer hard disk platters typically have storage capacities ranging
from 40 GB to ____.
a. | 60 GB | c. | 750 GB | b. | 100 GB | d. | 1 TB |
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68.
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CD and DVD storage technologies can be classified as ____ storage.
a. | solid state | c. | magnetic | b. | bubble | d. | optical |
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69.
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A(n) ____ drive is a special type of the item shown in the accompanying figure,
which is preconfigured to autoplay when it is inserted into a computer.
a. | optical | c. | power | b. | Zip | d. | U3 |
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70.
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A ____ is a touch-sensitive surface on which you can slide your fingers to move
the on-screen pointer.
a. | pointing stick | c. | trackball | b. | trackpad | d. | joystick |
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71.
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Tablet computers, many PDAs, UMPCs, retail store self-checkouts, and information
kiosks collect input from a ____.
a. | pointing stick | c. | trackball | b. | joystick | d. | touch screen |
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72.
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Dot pitch is the distance in millimeters between like-colored ____--the small
dots of light that form an image.
a. | pixels | c. | points | b. | picas | d. | icons |
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73.
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The number of colors a monitor can display is referred to as ____.
a. | resolution | c. | veracity | b. | color depth | d. | GPU |
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74.
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Which is the highest resolution?
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75.
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The ____ indicates that the operating system has encountered an error from which
it cannot recover, and the computer no longer accepts any commands.
a. | STOP | c. | RISC | b. | Blue screen of death | d. | HTTP |
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Case-Based Critical Thinking Questions
Case 3
Part of a
computer system is storage. James works from computers at home and at work. He needs to move his
spreadsheets and databases to and from the two computers. He also enjoys downloading MP3 music files
and takes digital photos.
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76.
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What is the best storage medium for MP3 music files and photos for use at a
computer with a CD-RW drive but not a DVD-R drive?
a. | CDs | c. | floppy disk | b. | DVDs | d. | smart card |
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77.
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The ____ for a document refers to the way that all of the elements of a document
are arranged on the page.
a. | format | c. | font | b. | style | d. | readability |
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78.
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Payroll software is a type of ____ market software.
a. | development | c. | horizontal | b. | primary | d. | vertical |
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79.
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Computer-aided music software ____.
a. | converts the raw audio file into a format such as MP3 or AAC | b. | targets musicians
and music students who want to develop musical skills | c. | is the musician’s equivalent of a word
processor | d. | is designed to generate unique musical compositions simply by selecting the musical
style, instruments, key, and tempo |
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80.
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____ is used to arrange data on a hard disk for optimal efficiency.
a. | Windows Media Player | c. | Disk defragmenter | b. | Windows Firewall | d. | Backup |
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81.
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All of the following are graphics suites EXCEPT ____.
a. | Adobe Creative Suite | c. | Microsoft Graphics | b. | Macromedia Studio MX | d. | CorelDRAW Graphics
Suite |
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82.
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A software ____ is a collection of application software sold as a single
package.
a. | club | c. | collection | b. | group | d. | suite |
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83.
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An author needs a(n) ____ to gain legal protection for exclusive rights to copy,
distribute, sell, and modify an original work.
a. | copyright | c. | software license | b. | installation agreement | d. | shrink-wrap
license |
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84.
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Trojan horses are notorious for stealing passwords using a ____.
a. | macro | c. | keylogger | b. | time bomb | d. | file virus |
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85.
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A ____ is a computer under the control of malicious software, usually unbeknown
to the computer’s owner
a. | bot | c. | payload | b. | zombie | d. | trigger event |
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86.
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Industry analysts classify the hundreds of companies that produce personal
computers into market ____.
a. | segments | c. | clusters | b. | tiers | d. | sectors |
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87.
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A computer ____ designs and tests new hardware products, such as computer chips,
circuit boards, computers, and peripheral devices.
a. | programmer | c. | specialist | b. | operator | d. | engineer |
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88.
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A contract worker is typically hired as a ____.
a. | full-time employee | c. | volunteer | b. | part-time employee | d. | consultant |
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89.
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____ takes a disciplined approach to developing software that is reliable,
efficient, affordable, user-friendly, and scalable.
a. | Computer science | c. | Information technology | b. | Software
engineering | d. | Computer
engineering |
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90.
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Julio creates a ____ that contains links to Web sites relevant to his resume,
samples of his work, and a copy of his resume for his prospective employer to view.
a. | resume folder | c. | Web portfolio | b. | hyper-folder | d. | resume server |
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91.
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All of the following are ethical values EXCEPT ____.
a. | honesty | c. | fairness | b. | ambition | d. | respect |
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92.
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____ is the obligation not to disclose willingly any information obtained in
confidence.
a. | Proprietarianism | c. | Digital rights management | b. | Copy
protection | d. | Confidentiality |
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93.
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Which of the following is NOT generated by a CRT?
a. | X-rays | c. | VLF | b. | Gamma rays | d. | ELF |
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94.
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In the U.S., a cell phone’s maximum ____ must be less than 1.6W/kg.
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95.
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In the U.S., ____ sets and enforces standards for the health and safety of
American workers.
a. | the FDA | c. | the Labor Department | b. | the Social Security
Administration | d. | OSHA |
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96.
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LCD screens have a(n) ____ resolution that displays one pixel for each tiny
light in the display matrix.
a. | indexed | c. | automatic | b. | native | d. | master |
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97.
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Which of the following is a valid zoom value for using Microsoft® Word 2007
under a Microsoft® Windows operating system?
a. | expanded | c. | 125% | b. | full size | d. | window |
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98.
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The monitor is set to the ____ resolution in the accompanying figure.
a. | master | c. | interpolated | b. | baseline | d. | native |
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Case Based Critical Thinking Questions
Case 1
Casey is
researching the history of computers for her Introduction to Computer Concepts course. She is
creating a presentation that includes information on mechanical calculators, computer prototypes, and
the different generations of computers.
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99.
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When Casey creates her presentation, she wants to include with it a timeline of
the relevant inventions. Which of the following is the correct order of invention for mechanical
calculators?
a. | Difference Engine, Analytical Engine, Hollerith Tabulating
Machine | b. | Analytical Engine, Hollerith Tabulating Machine, Difference
Engine | c. | Analytical Engine, Difference Engine, Hollerith Tabulating
Machine | d. | One of these is not a mechanical calculator. |
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100.
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Casey wants to highlight the computer to first use vacuum tubes instead of
mechanical switches. Which will she highlight?
a. | the Atanasoff-Berry Computer | c. | the Z4 | b. | the
Z3 | d. | the Harvard Mark
III |
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Matching
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Identify the letter of the choice that best matches the phrase or
definition. a. | minicomputer | g. | online social
networks | b. | PIN | h. | cyberspace | c. | password | i. | convergence | d. | handheld
computer | j. | keylogger | e. | mainframe | k. | bulletin boards | f. | supercomputer | l. | password manager |
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101.
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MySpace and Facebook are examples
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102.
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A sequence of letters, numbers, and special characters that require a full
qwerty keyboard for entry
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103.
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A term that has now fallen into disuse
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104.
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A large and expensive computer capable of simultaneously processing data for
hundreds or thousands of users
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105.
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A short sequence of numbers that can be entered using a numeric keypad
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106.
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A process by which several technologies with distinct functionalities evolve to
form a single product
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107.
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Software that secretly records a user’s keystrokes and sends the
information to a hacker
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108.
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Stores passwords along with user IDs and their corresponding sites
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109.
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One of the first online social scenes
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Identify the letter of the choice that best matches the phrase or
definition. a. | service pack | g. | what-if
analysis | b. | mail merge | h. | patch | c. | format | i. | software | d. | data
file | j. | MySQL | e. | quarantined | k. | QBE | f. | record | l. | CAD |
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110.
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A popular server database software package
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111.
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Contains any data that is necessary for a task but that is not supplied by the
user
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112.
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Holds data for a single entity--a person, place, or thing
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113.
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A set of patches that corrects problems and address security
vulnerabilities
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114.
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Allows you to fill out a form with the type of data you want to locate in a
database
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115.
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Automatically creates personalized letters by combining the information in a
list with a form letter
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116.
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The way that all the elements of a document are arranged on a page
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117.
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A kind of file that contains suspicious code
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118.
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Experimentation with different numbers using spreadsheet software
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119.
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Computer programs and data files that provide a computer with the instructions
and data necessary to perform a task
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Identify the letter of the choice that best matches the phrase or
definition. a. | Workrave | g. | systems analyst | b. | DEC
PDP-8 | h. | QA
specialist | c. | MITS Altair | i. | transistors | d. | RSI | j. | security specialist | e. | computer
science | k. | vacuum
tubes | f. | AMD | l. | third |
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120.
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Investigates the requirement of a business, its employees, and its
customers
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121.
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Participates in alpha and beta test cycles of software
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122.
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The first commercially successful minicomputer
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123.
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Used by first-generation computers
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124.
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Degree that focuses on computer architecture, and how to program computers to
make them work effectively and efficiently
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125.
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Tier in any segment of the computer industry consisting of smaller startup
companies that sell primarily through mail order
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