Deck 2: Computer Hardware

Question 1

A card reader is a storage device that is used to read from and write to solid state storage cards,like Secure Digital (SD)and CompactFlash cards.

Answer 1

True

Question 2

The system unit is the case that holds a computer's main circuit boards,microprocessor,memory,power supply,and storage devices.

Answer 2

True

Question 3

A microprocessor's clock speed is equal to the number of instructions it can execute in one second.

Answer 3

False

Question 4

RAM is volatile,which means it must constantly receive electric power to hold data.

Question 5

Currently,there are three personal computer platforms: PC,Mac,and Linux.

Question 6

The most commonly used touchscreen technology is a transparent panel coated with a thin layer of electrically conductive material that senses a change in the electrical current when touched.

Question 7

The term "form factor" refers to the size and dimensions of a component,such as a system board.

Question 8

A keyboard is an example of a pointing device.

Question 9

The item marked E in the accompanying figure is an Ethernet network port.

Question 10

A fast front side bus moves data quickly and allows the processor to work at full capacity.

Question 11

The Intel i7 1.6 GHz processor is faster than the i5 2.4 GHz processor.

Question 12

The item marked D in the accompanying figure is an audio port.

Question 13

The letter D in acronyms for optical media such as CDs and DVDs formally means drive.

Question 14

CD-RW technology allows you to write data to a disc and then later change that data.

Question 15

Most processors in today's personal computers use RISC technology.

Question 16

Processors with a smaller word size can process more data during each processor cycle.

Question 17

You can usually identify the microprocessor when looking inside a computer,as it is the only chip on the motherboard.

Question 18

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.

Question 19

A RISC processor has complex instruction sets,each requiring several clock cycles for execution.

Question 20

Storage capacity usually is measured in gigabytes (GB)or terabytes (TB).

Question 21

To minimize virtual memory use,load up your computer with as much (EEPROM) as possible._________________________

Question 22

The term ____ refers to the size and dimensions of a computer component.

A) form factor
B) system specification
C) disk header
D) peripheral metric

Question 23

The (microprocessor) is the most important component of a computer and usually the most expensive single component._________________________

Question 24

(RAM) circuitry holds "hard-wired" instructions that are a permanent part of the circuitry._________________________

Question 25

Storage (mass) is the amount of data that can be stored in a given area of a storage medium._________________________

Question 26

CDs and DVDs are examples of (magnetic) storage media._________________________

Question 27

In the accompanying figure,the microprocessor is shown in picture( B)._________________________

Question 28

In the accompanying figure,the connection between pictures A and B represents the (expansion) bus._________________________

Question 29

In the accompanying figure,expansion slots are shown in picture (D)._________________________

Question 30

EIDE,ATA,SCSI,and DMA refer to the different types of circuitry used to (transfer data between) the hard disk and other components._________________________

Question 31

On a display device,the (refresh rate) is the distance in millimeters between like-colored pixels and is a measure of picture clarity._________________________

Question 32

The term ____ designates equipment that might be added to a computer system to enhance its functionality.

A) digital device
B) system add-on
C) disk pack
D) peripheral device

Question 33

(Access time) is the amount of data a storage device can move each second from the storage medium to the computer._________________________

Question 34

The number of horizontal and vertical pixels that a device displays on a screen is referred to as its (screen resolution)._________________________

Question 35

The ____ is the case that holds the computer's main circuit boards,microprocessor,memory,power supply,and storage devices.

A) kiosk
B) system unit
C) form factor
D) platform

Question 36

A(n)____ computer is a small,lightweight personal computer with screen,keyboard,storage,and processing components integrated into a single unit.

A) tower
B) all-in-one
C) desktop
D) portable

Question 37

Internal drive bays are designed for (hard disk drives)._________________________

Question 38

RAM capacity is often expressed in (nanoseconds) (ns)._________________________

Question 39

____ are the form factor of choice for computer owners who might want to upgrade components in the future because it is easy to get inside the case and swap out parts.

A) Cube units
B) Base units
C) Tower units
D) Minicases

Question 40

(Sequential access) is the ability of a device to "jump" directly to requested data._________________________

Question 41

____ is a temporary holding area for data,application program instructions,and the operating system.

A) ROM
B) EEPROM
C) Disk storage
D) RAM

Question 42

In an advertisement,a speed specification,such as 3.4 GHz,indicates the speed of the microprocessor ____.

A) control unit
B) register
C) clock
D) none of the above

Question 43

A laptop computer (also referred to as a ____ computer)is a small,lightweight portable computer that opens like a clamshell to reveal a screen and keyboard.

A) digital deskbook
B) mini-notebook
C) notebook
D) microtablet

Question 44

A microprocessor whose instruction set includes a limited set of simple instructions uses ____ technology.

A) HyperTransport
B) RISC
C) CISC
D) benchmarked

Question 45

A laptop can ____.

A) be plugged into an electrical outlet
B) run on battery power
C) both a.and b.
D) neither a.nor b.

Question 46

A processor that includes circuitry for two or more processing units is called a ____ processor.

A) HyperTransport
B) pipelined
C) multi-core
D) serial

Question 47

A technology called ____ allows the processor to begin executing another instruction before it completes the previous instruction.

A) pipelining
B) serial processing
C) benchmarking
D) HyperTransport

Question 48

Gaming computers typically include ____.

A) very fast processors
B) lots of memory
C) state-of-the-art sound capabilities
D) all of the above

Question 49

____ are the result of a series of tests used to gauge overall microprocessor speed and are useful in comparing microprocessor performance.

A) Benchmarks
B) Hyper-Threads
C) Clocking figures
D) FSC reports

Question 50

A ____ computer is a handheld computer that is essentially a large version of an enhanced media player.

A) tower
B) tablet
C) desktop
D) microcomputer

Question 51

____ means a billion cycles per second.

A) Gigahertz
B) Megahertz
C) Terahertz
D) Nanohertz

Question 52

Window Phone apps run on ____.

A) iPhones
B) Droids
C) BlackBerry devices
D) none of the above

Question 53

Overclocking is a technique for increasing the speed of a computer component,such as ____.It can be very risky.

A) the processor
B) a graphics card
C) memory
D) all of the above

Question 54

Unlike disk storage,most RAM is ____.

A) virtual
B) integrated
C) non-volatile
D) volatile

Question 55

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

A) Processor speed
B) Word size
C) Register space
D) ALU

Question 56

____ is used to enhance processor performance.

A) Pipelining
B) A benchmark
C) Parallel processing
D) both a and c

Question 57

Many of today's microprocessors perform ____,in which multiple instructions are executed at the same time.

A) serial processing
B) multitasking
C) parallel processing
D) benchmarking

Question 58

If a program exceeds its allocated space,the operating system uses an area of the hard disk called ____ to store parts of a program or data file until they are needed.

A) volatile memory
B) capacitor memory
C) virtual memory
D) integrated memory

Question 59

A(n)____ media player is a handheld device designed for playing music and videos,which offers a camera,access to the Internet,and a variety of apps.

A) convertible
B) enhanced
C) ultra-mobile
D) smart

Question 60

RAM can be thought of as the ____ for the computer's processor.

A) factory
B) operating room
C) waiting room
D) planning room

Question 61

A ____ is an example of a pointing device.

A) joystick
B) trackpad
C) mouse
D) all of the above

Question 62

CD,DVD,and Blu-ray technologies can be classified as ____ storage.

A) solid state
B) bubble
C) magnetic
D) optical

Question 63

A hard disk ____ is a flat,rigid disk made of aluminum or glass and coated with magnetic iron oxide particles.

A) window
B) fragment
C) platter
D) control unit

Question 64

Personal computer hard disk platters typically have storage capacities ranging from 40 GB to ____.

A) 60 GB
B) 100 GB
C) 750 GB
D) 2 TB

Question 65

____ is a type of memory circuitry that holds the computer's startup routine.

A) RIM (Read initial memory)
B) RAM (Random access memory)
C) ROM (Read only memory)
D) REM (Ready ever memory)

Question 66

The accompanying figure shows a ____.

A) CompactFlash card
B) SmartMedia card
C) USB flash drive
D) CD drive

Question 67

In the accompanying figure,which of the following is NOT true of the component in picture C?

A) It provides lots of storage capacity.
B) It is volatile.
C) It provides economical storage.
D) It is the preferred type of main storage for most personal computers.

Question 68

The ____ is the amount of data that a storage device can move from the storage medium to the computer per second.

A) data migration rate
B) data transfer rate
C) data digitizing rate
D) data access rate

Question 69

____ is the ability of a device to "jump" directly to the requested data.

A) Sequential access
B) Quick access
C) Random access
D) all of the above

Question 70

The item in the accompanying figure can have capacities ranging from ____.

A) 1 MB to 16 MB
B) 16 MB to 64 MB
C) 1 MB to 64 GB
D) 16 MB to 256 GB

Question 71

ROM BIOS is a small set of instructions that tells the computer all of the following EXCEPT ____.

A) how to access the hard disk
B) where to find the operating system
C) how to load the operating system into RAM
D) what the data transfer rate should be

Question 72

____ is used by most of today's personal computers because it is fast and relatively inexpensive.

A) RDRAM
B) EEPROM
C) SDRAM
D) none of the above

Question 73

Solid state storage,also called flash memory storage,____.

A) contains platters made of aluminum or glass
B) provides fairly fast access to data
C) includes moving parts
D) all of the above

Question 74

A built-in ____ in your personal computer can make it simpler to transfer photos from a solid state memory card used in your digital camera.

A) card reader
B) USB drive
C) U3 drive
D) MP3 media player

Question 75

Storage capacity usually is measured in ____.

A) milliseconds (ms)
B) gigabytes or terabytes
C) gigabits or terabits per second
D) none of the above

Question 76

Which of the following is an example of a rerecordable optical storage medium?

A) BD-RE
B) CD-RW
C) DVD+RW
D) all of the above

Question 77

Hard disk storage technology can be classified as ____ storage.

A) optical
B) magnetic
C) fluid-state
D) pipelined

Question 78

A(n)____ chip is a type of non-volatile memory chip that does not require power to hold data.

A) RAM
B) EEPROM
C) SDRAM
D) all of the above

Question 79

For good basic performance,a computer running Windows 7 or 8 should have at least ____ of RAM.

A) 100 MB
B) 250 MB
C) 500 MB
D) 1 GB

Question 80

____ time is the average time it takes a computer to locate and read data on the storage medium.

A) Identification
B) Isolation
C) Access
D) Find