Deck 17: Looking Under the Hood

Question 1

Computers code bitmap image data using a binary color code for each pixel in the image.

Answer 1

True

Question 2

Your computer is only as fast as its slowest component.

Answer 2

True

Question 3

Clock speed is measured in gigahertz (GHz) .

Answer 3

True

Question 4

Clock speed is analogous to how fast you pedal when riding a bike.

Question 5

A computer's processing circuitry "writes" the instructions then processes the data accordingly.

Question 6

The process of storing data moves it from the temporary RAM to a more permanent destination.

Question 7

A digit is a single bit in a numbering system.

Question 8

RAM chips permanently hold data.

Question 9

The circuitry that transports data to the microprocessor is called the fast side bus .

Question 10

Input is data that goes into a computer.

Question 11

Word size refers to the number of bits that a microprocessor can manipulate at one time.

Question 12

The digits used in a telephone number, for example, are referred to as numbers.

Question 13

The codes used for text differ from those used for graphics.

Question 14

When data is transmitted to printers or display devices, the 1s and 0s might be represented by different magnetic polarities .

Question 15

System performance benchmarks measure processing efficiency for the words and numbers that you manipulate when using word processing applications.

Question 16

The chip carrier is also referred to as a motherboard or mainboard.

Question 17

Macroprocessors work with instructions and data composed of bits.

Question 18

Four bits form a byte.

Question 19

The binary number system uses only two digits: 0 and 1.

Question 20

Information refers to the symbols that describe people, events, things, and ideas.

Question 21

____ holds instructions that originate from the software that's running.

A) ROM
B) Storage
C) RAM
D) A computer

Question 22

Eight bits form a ____, the unit of measurement for data storage.

A) byte
B) bit
C) bitsy
D) byter

Question 23

A(n) ____ contains electrical pathways that allow data to travel between chips.

A) circuit board
B) integrated circuit
C) chip carrier
D) memory module

Question 24

The ____ number system uses only two digits.

A) digital
B) binary
C) fixed length
D) ASCII

Question 25

Special ____ chips that convert data are found on the system board, graphics card, sound card, and modem of your PC.

A) byte
B) controller
C) voltage
D) lands

Question 26

On a disk, 1s and 0s are represented by ____ particles with different magnetic polarities.

A) metallic
B) magnetic
C) controller
D) voltage

Question 27

Data sent to a printer, modem, or display screen is called ____.

A) ROM
B) bytes
C) output
D) input

Question 28

When data is stored in memory, a ____ is represented by the presence of an electrical charge.

A) 1
B) 0
C) 2
D) -1

Question 29

One or more ____ chips hold the instructions that your PC uses to boot up.

A) ROM
B) RAM
C) Memory
D) Circuit

Question 30

On a CD, 1s and 0s are represented by nonreflective pits and reflective surfaces called ____.

A) voltage
B) magnetic polarities
C) lands
D) chips

Question 31

Computers use special computer codes that are based on ones (1s) and ____.

A) bit
B) zeros
C) twos
D) letters

Question 32

Which of the following is not a way computers work with data? ____

A) accepting input data
B) inputting output data
C) processing data
D) storing data

Question 33

The process of ____ data moves it from the temporary RAM to a more permanent destination.

A) digitizing
B) storing
C) synthesizing
D) copying

Question 34

A chip is housed in a small, black, rectangular ____.

A) memory module
B) circuit board
C) chip carrier
D) chip bag

Question 35

Thin wire ____ can be soldered directly into a circuit board or plugged into a chip socket on the circuit board.

A) toes
B) feet
C) clips
D) brackets

Question 36

____ is the data that goes into a computer.

A) Input
B) A chip
C) Information
D) A bit

Question 37

Your PC works with data that has been converted into a ____ then into electronic signals, which can easily travel through circuits on chips and circuit boards.

A) bit
B) byte
C) code
D) symbol

Question 38

____ is a nickname for an integrated circuit.

A) RAM
B) ROM
C) Circuit
D) Chip

Question 39

____ uses seven bits to represent a single character.

A) ASCII
B) ANSI
C) Unicode
D) Textcode

Question 40

A ____ is a single character in a numbering system.

A) digit
B) letter
C) symbol
D) bit

Question 41

Your computer is only as fast as its ____.

A) slowest component
B) microprocessor
C) fastest component
D) memory modules

Question 42

A ____ test is a set of standard processing tasks that measure the performance of computer hardware or software.

A) benchmark
B) superscalar
C) HyperTransport
D) cache memory

Question 43

A ____ processor is a single microprocessor chip with circuitry that allows it to process more than one instruction at a time.

A) multi-core
B) front side bus
C) core
D) program

Question 44

____ benchmarks measure processor performance when processing graphics, video, and digitized sound.

A) Multimedia
B) System performance
C) Integer
D) Floating-point

Question 45

Typically, ____ is measured by its storage capacity in kilobytes (KB).

A) ROM
B) cache
C) a memory module
D) a cache module

Question 46

In the figure above, the object indicated by item 1 ____.

A) carries out most of the processing work that takes place in your PC
B) connects your laptop keyboard to the shell
C) powers your computer
D) is connected to a series of RAM chips

Question 47

During each clock cycle, the processor executes ____.

A) instructions
B) formats
C) bytes
D) processors

Question 48

In the figure above, the red, green, and blue values are stored as ____ numbers.

A) high-fidelity
B) technicolor
C) binary
D) bitmap

Question 49

Computers code bitmap image data using a binary color code for each ____ in the image.

A) pixel
B) color
C) byte
D) vector

Question 50

____ is measured in gigahertz.

A) Processing speed
B) Clock speed
C) Time speed
D) Calculating speed

Question 51

In the figure above, how many bytes are used to code the data for the lilac color?

A) 1
B) 3
C) 8
D) 64

Question 52

Numbers for calculations are usually coded using the ____ number system.

A) binary
B) digital
C) fixed length
D) ASCII

Question 53

The type, capacity, and speed of various components in your PC are called ____ specifications.

A) system
B) microprocessor
C) benchmark
D) controller

Question 54

The circuitry that transports data to the microprocessor is called the ____.

A) front side bus
B) fast front bus
C) multi-core processor
D) CPU cache

Question 55

In the figure above, the object indicated by item ____ is the main processing device in your PC.

A) 2
B) 3
C) 4
D) 1

Question 56

____ is based on the size of registers in the processor and the capacity of circuits that lead to those registers.

A) Character size
B) Word size
C) Byte size
D) Bit size

Question 57

In the figure above, the object indicated by item 3 ____.

A) houses chips
B) temporarily holds data
C) is a thin slice of silicon
D) represents slots for sound, modem, or graphics cards

Question 58

Processors that execute multiple instructions per clock cycle are referred to as ____.

A) cache
B) superscalar
C) HyperTransporters
D) multi-core

Question 59

Computers have two classifications for numbers: those that are used for ____ and those that are not.

A) coding
B) storing
C) calculations
D) processing

Question 60

Intel is the original ____ chipmaker and still the largest.

A) x86
B) Intel
C) clock speed
D) Pentium

Question 61

Processors with a larger ____________________ can process more data during each processor cycle.

Question 62

____________________ uses up to 32 bits to represent thousands of characters, including those used in most modern writing systems, such as Cyrillic, Greek, and Arabic.

Question 63

Name and explain two benchmark test categories.

Question 64

Case-Based Critical Thinking Questions Case 17-1 Simon is learning about the inner workings of his computer. Before now, he had never thought about what was going on behind the scenes of his computer. Simon has a friend that is a computer programmer. Until now, he thought that she input data in plain English. However, after reading this chapter, he knows that ____.

A) his friend inputs data using only numbers to represent the words that she wants to type
B) her PC works with data that has been converted into code and then into electrical signals
C) his friend writes binary code to create computer programs before inputting data
D) isn't a computer programmer because computers write their own programs

Question 65

There are many methods for coding colors, but the simplest code uses ____________________ bytes of data for each pixel.

Question 66

Case-Based Critical Thinking Questions Case 17-1 Simon is learning about the inner workings of his computer. Before now, he had never thought about what was going on behind the scenes of his computer. Simon wants to measure the performance of his computer hardware. In order to do this, Simon should ____.

A) buy a new computer and time how long it takes his old computer to perform tasks as compared with the new computer
B) ask a computer programmer
C) take his computer somewhere where they can take it apart and perform tests on it
D) perform benchmark tests that will measure the computer's processor performance

Question 67

Each 1 or 0 is referred to as a ____________________.

Question 68

____________________ data means manipulating it in some way.

Question 69

One ____________________ is 1 billion cycles per second.

Question 70

Explain three factors related to the design of a microprocessor that can affect the speed at which it processes instructions.

Question 71

Chips are housed in a small, black, rectangular ____________________.

Question 72

Data sent to devices such as a printer, modem, or display screen is called ____________________.

Question 73

Codes that are ____________________ use the same number of bits to represent each data item.

Question 74

____________________ benchmarks measure processor performance when processing graphics, video, digitized sound, and other multimedia data.

Question 75

Case-Based Critical Thinking Questions Case 17-1 Simon is learning about the inner workings of his computer. Before now, he had never thought about what was going on behind the scenes of his computer. Simon has decided to get a multi-core processor for his computer. His computer is slightly old, but Simon decides to only upgrade the processor. Simon's new multi-core processor will not perform to its maximum potential because ____.

A) it is too big to fit in his old computer
B) a multi-core processor offers maximum performance only when your computer's operating system and application software are optimized for dual-core processing
C) you can't upgrade computer processors
D) you must have at least the Windows XP processor