Deck 1: Computers and Digital Basics

Question 1

The prefix tera- means trillion.

Answer 1

True

Question 2

Freedom of speech is a universal absolute.

Answer 2

False

Question 3

Customer service lines for some U.S.-based companies are often staffed by offshore technicians who earn far more than they could if working for a locally based company.

Answer 3

False

Question 4

Programs that control digital devices are usually written in a high-level programming language, such as C, Basic, COBOL, or Java.

Question 5

Just about any personal computer can be configured to perform the work of a server.

Question 6

Memory is the area where data can be left on a permanent basis when it is not immediately needed for processing.

Question 7

The term workstation cannot be applied to ordinary personal computers that are connected to a network.

Question 8

A handheld computer is sometimes called a PDA.

Question 9

Human speech cannot be digitized.

Question 10

The term blog, short for Web logs, refers to a personal journal posted on the Web for access by the general public.

Question 11

Semiconducting materials are substances with properties between that of a conductor and an insulator.

Question 12

The motherboard is a synonym for the main circuit board inside the system unit.

Question 13

A mainframe is a large and expensive computer, capable of simultaneously processing data for hundreds or thousands of users.

Question 14

A handheld computer, with add-ons, is powerful enough to handle all of the tasks performed by a desktop computer.

Question 15

Application software is a set of computer programs that helps a person carry out a task.

Question 16

Microcontrollers tend to be referred to as computers rather than as processors because in practice they are used for dedicated applications, not as multipurpose devices.

Question 17

Images can be digitized by treating them as a series of colored dots.

Question 18

A personal computer, workstation, or software that requests data from a server is referred to as a customer.

Question 19

Images such as photos, pictures, line art, and graphs are not small, discrete objects like numbers or the letters of the alphabet.

Question 20

Today, just about every computer uses one or more microprocessors as its CPU.

Question 21

Digital divide is a term that refers to entities that exist largely within computer networks.

Question 22

In 2006 there were over ____ Web sites.

A) 5 million
B) 80 million
C) 120 million
D) 250 million

Question 23

MySpace and Friendster are examples of ____.

A) bulletin boards
B) blogs
C) online social networks
D) chat groups

Question 24

Unlike the case with text, sounds, and images that have to be digitized by a digital device to work with them, source code does not have to be converted into a digital format before the processor can use it.

Question 25

A(n) megabyte is 1,024 bytes.

Question 26

Concatenation is the process of converting text, numbers, sound, photos, and video into data that can be processed by digital devices.

Question 27

Storage is the area of a computer that temporarily holds data that is waiting to be processed, stored, or output.

Question 28

PINs tend to be a sort sequence of numbers that can be entered using a numeric keypad.

Question 29

The fewer samples you take of a sound wave, the closer your points come to approximating the full wave pattern.

Question 30

When the computer completes an instruction, the control unit increments the instruction pointer to the memory address of the next instruction, and the instruction cycle begins again.

Question 31

A password is a series of characters that verifies the user ID and guarantees that you are the person you claim to be.

Question 32

The ____ is a collection of linked documents, graphics, and sounds that can be accessed over the Internet.

A) Web
B) blogosphere
C) cyberspace
D) digital divide

Question 33

Microcontrollers can be embedded in all sorts of everyday devices, enabling machines to perform tasks that require awareness of and feedback from the environment.

Question 34

____ was/were an application for the masses and finally a reason to buy a computer and join the digital revolution.

A) E-mail
B) Blogs
C) Bulletin boards
D) Chat groups

Question 35

Which of the following is NOT an example of convergence?

A) A cell phone with a camera
B) A thermometer that reports the humidity
C) 80 million Web sites, each with thousands of Web pages
D) A PDA that plays digital music

Question 36

A computer miniprocessor is a group of computers linked by wired or wireless technology to share data and resources.

Question 37

A computer that you use to play a 3-D action game has a vastly different instruction set than the computer that your grandmother uses to type e-mail messages.

Question 38

Computers advertised as workstations are usually powerful desktop computers designed for high-performance tasks.

Question 39

Although you might be asked to provide your own password, typically you are assigned one.

Question 40

A(n) integrated circuit is a super-thin slice of semiconducting material packed with microscopic circuit elements such as wires, transistors, capacitors, logic gates, and resistors.

Question 41

A ____ computer is a type of microprocessor-based computing device that is designed to meet the needs of an individual.

A) mainframe
B) personal
C) digital
D) mini

Question 42

____ refers to voice conversations that are routed over the Internet, rather than landlines or cellular telephony.

A) Convergence
B) VoIP
C) COBOL
D) Unicode

Question 43

Data is processed in the ____.

A) Central Processing Unit (CPU)
B) Memory Chip (MC)
C) Storage Unit (SU)
D) Personal Digital Assistant (PDA)

Question 44

A(n) ____ device works with continuous data.

A) analog
B) streaming
C) binary
D) digital

Question 45

Nintendo's Wii, Sony's PlayStation, and Microsoft's Xbox are examples of a ____.

A) handheld computer
B) notebook computer
C) supercomputer
D) videogame console

Question 46

A personal computer that requests data from a server is called a ____.

A) client
B) mask
C) circuit
D) PDA

Question 47

Which of the following is NOT an example of open source application software?

A) Firefox
B) Avast!
C) PowerPoint
D) Thunderbird

Question 48

____ is the illegal copying and distribution of copyrighted material.

A) Convergence
B) Pirating
C) Phishing
D) Spimming

Question 49

A(n) ____ device works with discrete data or digits, such as 1 or 0.

A) analog
B) digital
C) metered
D) data

Question 50

An iPAQ, a Blackberry, and an Axim are examples of a ____ computer.

A) handheld
B) notebook
C) laptop
D) desktop

Question 51

A(n) ____ system is essentially the master controller for all of the activities that take place within a computer.

A) matrix
B) operating
C) control
D) panel

Question 52

____ tools cloak a person's identity and make it possible to exercise freedom of speech in situations where reprisals might repress it.

A) Convergent
B) Anonymizer
C) Telephony
D) VoIP

Question 53

____ is an area of a computer that temporarily holds data that is waiting to be processed, stored, or output.

A) Memory
B) Storage
C) Input
D) Output

Question 54

A computer falls into the ____ category if it is, at the time of construction, one of the fastest computers in the world.

A) minicomputer
B) supercomputer
C) microcomputer
D) mainframe

Question 55

The term ____ refers to the practice of copying a file from a remote computer to a local computer.

A) right-click
B) upload
C) download
D) converge

Question 56

____ projects that promote copying, free distribution, peer review, and user modification.

A) Convergent
B) Open source
C) Indexed
D) Globalized

Question 57

Which of the following is NOT included in intellectual property?

A) patents
B) trademarks
C) copyrighted materials
D) encryption

Question 58

A ____ is one or more collaborative documents posted on the Web that can be viewed and changed by users.

A) blog
B) Wiki
C) compiler
D) client

Question 59

____ data consists of numbers that might be used in arithmetic operations.

A) Alphabetic
B) Numeric
C) Alphanumeric
D) Analog

Question 60

A ____ is a named collection of data that exists on a storage medium.

A) digit
B) source
C) file
D) console

Question 61

The 1s and 0s that a computer works with are referred to as ____ digits.

A) binary
B) analog
C) master
D) indexed

Question 62

A microprocessor's set of preprogrammed activities is called a(n) ____ set.

A) command
B) instruction
C) key
D) baseline

Question 63

The prefix ____ means billion.

A) giga-
B) kilo-
C) tera-
D) exa-

Question 64

Most computers store data in a(n) ____ format as a series of 1s and 0s.

A) analog
B) digital
C) logical
D) executable

Question 65

____ is an alternative 8-bit code usually used by older, IBM mainframe computers.

A) Unicode
B) EBCDIC
C) ASCII
D) Extended ASCII

Question 66

A(n) ____ circuit is a super-thin slice of semiconducting material packed with microscopic circuit elements such as wires, transistors, capacitors, logic gates, and resistors.

A) ion
B) analog
C) digital
D) integrated

Question 67

____ data is composed of letters, symbols, and numerals that will not be used in arithmetic operations.

A) Alphabetic
B) Numeric
C) Character
D) Symbolic

Question 68

The number two is represented in binary as ____.

A) |2|
B) 2
C) 10
D) 01

Question 69

After a compiler converts source code into the 0s and 1s that correspond to instructions in the microprocessor's instruction set, the end product is called ____ code.

A) object
B) key
C) index
D) machine

Question 70

____ provides codes for 256 characters, including letters, punctuation symbols, numerals, and characters like boxes, circles, and other graphical symbols.

A) Unicode
B) EBCDIC
C) ASCII
D) Extended ASCII

Question 71

The ____ performs arithmetic operations, such as addition and subtraction.

A) register
B) control unit
C) ALU
D) ATA

Question 72

____ uses 16 bits and provides codes for 65,000 characters.

A) Unicode
B) EBCDIC
C) ASCII
D) Extended ASCII

Question 73

All of the following are numeric data EXCEPT ____.

A) your age
B) your annual income
C) your Social Security number
D) None of the above

Question 74

A ____ is 1,024 bits.

A) kilobit
B) megabit
C) gigabit
D) terabit

Question 75

Computers represent numeric data using the ____ number system.

A) binary
B) analog
C) digital
D) ASCII

Question 76

A(n) ____ converts all the statements in a program in a single batch, resulting in a collection of instructions called object code.

A) compiler
B) interpreter
C) instructor
D) coder

Question 77

____ provides codes for 128 characters, including uppercase letters, lowercase letters, punctuation symbols, and numerals.

A) Unicode
B) EBCDIC
C) ASCII
D) Extended ASCII

Question 78

In Extended ASCII, the eighth bit provides codes for ____ additional characters.

A) 64
B) 128
C) 256
D) 526

Question 79

____ is usually a prefix that means 1,000.

A) Kilo
B) Mega
C) Exa
D) Giga

Question 80

When you compile source code, the resulting collection of instructions is called ____ code, which is placed in a new file.

A) indexed
B) object
C) interpreted
D) machine