Deck 4: Hardware for Educators

Question 1

Comparison operations ____.

A) involve comparing one data item with another to determine if the first item is greater than, equal to, or less than the other
B) include addition, subtraction, multiplication, and division
C) sort data items according to standard, predefined criteria in ascending order or descending order
D) work with conditions and operators such as AND, OR, and NOT

Answer 1

A

Question 2

Arithmetic operations ____.

A) involve comparing one data item with another to determine if the first item is greater than, equal to, or less than the other item
B) include addition, subtraction, multiplication, and division
C) sort data items according to standard, predefined criteria in ascending order or descending order
D) work with conditions and operators such as AND, OR, and NOT

Answer 2

B

Question 3

____ memory is nonvolatile because it retains its contents even when the power is turned off.

A) RAM
B) ROM
C) CMOS
D) CPU

Answer 3

B

Question 4

____ is the process of obtaining a program instruction or data item from memory.

A) Fetching
B) Storing
C) Decoding
D) Executing

Question 5

A joystick lever usually includes buttons called ____ that can be pressed to activate certain events.

A) triggers
B) pucks
C) keyguards
D) whiteboards

Question 6

A ____ is the most widely used pointing device because it takes full advantage of a graphical user interface.

A) mouse
B) keyboard
C) graphics tablet
D) joystick

Question 7

A ____ is equal to approximately 1 million bytes.

A) dekabyte (abbreviated DB or D)
B) centibyte (abbreviated CB)
C) kilobyte (abbreviated KB or K)
D) megabyte (abbreviated MB)

Question 8

An ExpressCard module adds ____ capabilities to computers.

A) memory
B) communications
C) multimedia
D) all of the above

Question 9

____ is the process of carrying out the commands.

A) Fetching
B) Storing
C) Decoding
D) Executing

Question 10

A ____ port is used to connect up to 127 different peripheral devices with a single connector.

A) DVD
B) VCR
C) USB
D) CPU

Question 11

____ often are used in freestanding computers that provide information to users.

A) Touchpads
B) Touch screens
C) Graphics tablets
D) Optical scanners

Question 12

To press and release a mouse button twice without moving the mouse is called ____.

A) clicking
B) right-click
C) double-clicking
D) right-dragging

Question 13

____ chips are used to store data and programs on many mobile computers and devices.

A) RAM
B) FireWire
C) USB
D) Flash memory

Question 14

The ____ is the most widely used coding scheme to represent data.

A) American Standard Code for Information Interchange (ASCII)
B) Universal System Code for Data Exchange (USCDE)
C) Extended Binary Coded Decimal Interchange Code (EBCDIC)
D) Contracted Unit Coded Hexadecimal Transaction Code (CUCHTC)

Question 15

A ____ is equal to exactly 1,024 bytes, but often is rounded down to 1,000 bytes by computer users.

A) dekabyte (abbreviated DB or D)
B) gigabyte (abbreviated GB)
C) kilobyte (abbreviated K or KB)
D) megabyte (abbreviated MB)

Question 16

____ is an example of volatile memory.

A) RAM
B) CMOS
C) ROM
D) All of the above

Question 17

____ is the process of writing results to memory.

A) Fetching
B) Storing
C) Decoding
D) Executing

Question 18

A ____ is a small, flat, rectangular pointing device that is sensitive to pressure and motion.

A) mouse
B) trackball
C) touchpad
D) pointing stick

Question 19

Logical operations ____.

A) involve comparing one data item with another to determine if the first item is greater than, equal to, or less than the other
B) include addition, subtraction, multiplication, and division
C) sort data items according to standard, predefined criteria in ascending order or descending order
D) work with conditions and operators such as AND, OR, and NOT

Question 20

A ____ converts text or images on an original document into digital data that can be stored on a storage medium and processed by the computer.

A) scanner
B) touchpad
C) graphics tablet
D) bitmap

Question 21

While laser printers typically cost ____.

A) less than ink-jet printers, they also are much slower
B) more than ink-jet printers, they also are much slower
C) less than ink-jet printers, they also are much faster
D) more than ink-jet printers, they also are much faster

Question 22

Storage devices can function as sources of ____.

A) input and processing
B) output and processing
C) input and output
D) all of the above

Question 23

A(n) ____ stores data on a thin microprocessor embedded in the card.

A) magnetic card
B) chip card
C) expansion card
D) smart card

Question 24

To work with a saved file, the file must be removed from ____.

A) storage and placed in memory
B) memory and placed in storage
C) storage and placed in ROM
D) ROM and placed in storage

Question 25

CD-RW, like that in the accompanying figure, is an abbreviation for ____.

A) computer drive read-only
B) computer disc-rewriteable
C) compact disc-recordable
D) compact disc-rewriteable

Question 26

DVD-ROM, like that in the accompanying figure, is an abbreviation for ____.

A) digital video disc read-only memory
B) compact disc read-only memory
C) digital video drive read-only memory
D) digital drive read-only memory

Question 27

As shown in the accompanying figure, a ____ is a type of solid-state media, which means it consists entirely of electronic components and contains no moving parts.

A) flash memory card
B) compact memory card
C) digital memory card
D) USB memory card

Question 28

Like an older television set, the core of some monitors is a large glass tube called a(n) ____.

A) cathode ray tube (CRT)
B) LCD display
C) monochrome monitor (MM)
D) all of the above

Question 29

Output, like that shown in the accompanying figure, is data that has been processed into a useful form called ____.

A) information
B) regular output
C) maximum output
D) useful output

Question 30

As shown in the accompanying figure, CompactFlash, microSD, Memory Stick, and Secure Digital are all examples of ____ memory cards.

A) mini
B) flash
C) read-only
D) digital

Question 31

____ is the capability of a computer to distinguish spoken words.

A) Speech recognition
B) A keyguard
C) Optical mark recognition
D) A hand-mounted pointer

Question 32

CD-ROM, like that in the accompanying figure, is an abbreviation for ____.

A) computer disc read-only memory
B) compact disc read-only memory
C) computer drive read-only memory
D) compact drive read-only memory

Question 33

Because of their reasonable cost and print quality, ____ printers often are used in homes and schools.

A) dot-matrix
B) line
C) ink-jet
D) laser

Question 34

Each dot, called a ____ is a single point in an electronic image.

A) digital dot
B) dot pitch
C) monochrome
D) pixel

Question 35

Many mobile devices and consumer electronics include ____ hard disks, which provide users with greater storage capacities than flash memory.

A) miniature
B) Zip
C) optical
D) cached

Question 36

The size of a monitor is measured ____.

A) vertically, from top to bottom
B) horizontally, from side to side
C) diagonally, from corner to corner
D) regionally, multiplying length by width

Question 37

Digital cameras, media players, smartphones, and many other devices use miniature mobile ____ media.

A) access
B) digital
C) memory
D) storage

Question 38

Most computers are sold with DVD drives that will read ____.

A) CDs
B) DVDs
C) both CDs and DVDs
D) SDs

Question 39

All of the following are commonly used output devices EXCEPT ____.

A) display devices and printers
B) pointing devices and keyboards
C) data projectors and speakers
D) facsimile machines and headphones

Question 40

CDs and DVDs like those in the accompanying figure are two general categories of ____ discs.

A) flash
B) hard
C) digital
D) optical

Question 41

The universal serial bus (USB) port can connect up to 127 different peripheral devices with a single connector type.

Question 42

Executing is the process of translating the instructions into commands the computer understands.

Question 43

Modified Multiple Choice A common type of output is ____.

A) text
B) audio
C) video
D) graphics

Question 44

A terabyte, abbreviated TB, is equal to approximately 1 trillion bytes.

Question 45

Modified Multiple Choice Memory stores ____.

A) the operating system and other system software that control the computer equipment
B) the application software designed to carry out a specific task
C) the data being processed by application programs
D) the system clock interface

Question 46

A higher system clock speed means the CPU can process fewer instructions per second than the same CPU with a lower clock speed.

Question 47

As illustrated in the accompanying figure, four common types of output are text, graphics, audio, and video.

Question 48

The combinations of 0s and 1s used to represent characters are defined by patterns called a coding scheme.

Question 49

With a touch screen, the input device is a digital pen.

Question 50

The function of the mouse buttons cannot be reversed to accommodate left-handed people.

Question 51

The control unit coordinates most of the operations in a computer.

Question 52

Modified Multiple Choice Many multifunction devices (MFDs) provide the functions of a(n) ____.

A) mp3 player
B) copier
C) fax machine
D) cell phone

Question 53

In a bit, 0 is used to represent the electronic state of off (presence of an electronic charge), and 1 is used to represent the electronic state of on (absence of an electronic charge).

Question 54

Touch screens that recognize multiple points of contact at the same time are known as widescreen.

Question 55

Cordless keyboards are only available for use on Mac computers.

Question 56

The contents of nonvolatile memory are lost (erased) when the computer power is turned off.

Question 57

Many desktop computer keyboards have a numeric keypad located on the left side of the keyboard.

Question 58

Modified Multiple Choice Input is any item entered into memory and includes ____.

A) data
B) programs
C) commands
D) user responses

Question 59

Modified Multiple Choice Some Web sites dedicate themselves to providing voice output, where you can hear songs, ____, and books.

A) quotes
B) speeches
C) historical lectures
D) cell phone messages

Question 60

To access data or instructions in memory, the computer references the addresses that contain the bytes of data.

Question 61

Data projectors can be large devices attached to a ceiling or wall in an auditorium, or they can be smaller portable devices.

Question 62

Two commonly used types of impact printers are ink-jet printers and laser printers.

Question 63

Large-capacity hard disks have storage capacities that range from 1 GB to 320 GB or more.

Question 64

The ____________________ interprets and carries out the basic instructions that operate a computer.

Question 65

A stand-alone fax machine scans the original document, converts the image into analog data, and transmits the analog image.

Question 66

Many of the electronic components in the system unit reside on a circuit board called the microprocessor as shown in the accompanying figure.

Question 67

An internal hard disk is a separate hard disk that connects to a USB or FireWire port by a cable.

Question 68

A lower resolution uses a greater number of pixels.

Question 69

The contents of standard CD-ROMs like those in the accompanying figure are written by the manufacturer, but they can be erased or modified.

Question 70

A widescreen flat panel monitor is wider than it is tall.

Question 71

Current personal computer hard disks can store from 320 GB to 1.5 TB or more of data, instructions, and information.

Question 72

Laser printers usually use individual sheets of paper stored in a removable tray that slides into the printer case.

Question 73

Human speech is ____________________, meaning that it uses continuous signals to represent data and information.

Question 74

A(n) ____________________ is a socket on the component in the accompanying figure that can hold an adapter card.

Question 75

Video input is the process of entering music, speech, or sound effects into the computer.

Question 76

A megabyte, abbreviated MB, is equal to approximately 1 thousand bytes.

Question 77

A digital video disc read-only memory (DVD-ROM) is capable of storing from 4.7 GB to 17 GB of information.

Question 78

The contents of ____________________ memory are lost (erased) when the computer's power is turned off.

Question 79

The speed at which a processor executes instructions is called ____________________.

Question 80

Audio output is any music, speech, or other sound produced by a computer.