Cse Chapter 2 Review

Front 1

A computer __ unit houses the main circuit board, microprocessor, storage devices, and network card.

Back 1

system

Front 2

Personal computers are available in a variety of __ factors, such as tower units, mini-cases, and all-in-one units.

Back 2

form

Front 3

The iPad is an example of a classification of portable computers called __.

Back 3

tablets

Front 4

Small ___ computers are typically middle-of-the-line models that are not loaded with memory, fancy graphics cards, or audio systems.

Back 4

business

Front 5

There are three personal computer ___: PCs, Macs, and Linux

Back 5

platforms

Front 6

A personal computer with an Intel Core i7 microprocessor is likely to operate at a speed of 1.86 ___.

Back 6

GHz

Front 7

A(n) ___ side bus is circuitry that transports data to and from the processor.

Back 7

front

Front 8

4004, 8088, Athlon, and Pentium are all types of __.

Back 8

processors

Front 9

DDR2, virtual, and volatile are terms that apply to __.

Back 9

RAM

Front 10

The instructions for loading the operating system into RAM when a computer is first turned on are stored in ___.

Back 10

ROM

Front 11

Access ___ is typically faster for random-access devices than for sequential-access devices.

Back 11

time

Front 12

A magnetic storage device uses a read-___ head to magnetize particles that represent data

Back 12

write

Front 13

A hard disk drive that is rated at a speed of 7200 ___ will give you faster access to your data than a drive rated at 5400.

Back 13

rpm

Front 14

CD-R technology allows you to write data on a disc, and then change that data. True or False?

Back 14

False

Front 15

A(n) ____ uses the same storage technology as a USB flash drive, but is not designed to be removable.

Back 15

SSD

Front 16

On a multi-touch trackpad, you can use various __ to move the pointer, zoom, and scroll.

Back 16

gestures

Front 17

A widescreen computer display with a 16:9 ___ carries a W designation

Back 17

aspect ratio

Front 18

One type of graphics circuitry, referred to as __ graphics, is built into a computer's system board

Back 18

integrated

Front 19

Most ink jet printers use ___ color that require four ink colors.

Back 19

CYMK

Front 20

A(n) ___ port provides one of the fastest, simplest ways to connect peripheral devices.

Back 20

USB

Front 21

A power ___ is a sudden increase or spike in electrical energy, affecting the current that flows to electrical outlets.

Back 21

surge

Front 22

A(n) ___ can provide power to keep your computer, network, and Internet connection operational during a power outage.

Back 22

UPS

Front 23

If your computer's built-in fans don't provide an adequate level of cooling, you can place it on a chill mat. True or False?

Back 23

True

Front 24

When using Windows, you can troubleshoot hardware problems by logging into the BSoD. True or False?

Back 24

False

Front 25

___ Mode is a stripped down version of Windows that is designed for troubleshooting.

Back 25

Safe

Front 26

The core of a personal computer system includes the computer system ___, display device, keyboard, and mouse.

Back 26

unit

Front 27

Personal computers come in several varieties of ___ factors.

Back 27

form

Front 28

A(n) ___ computer fits on a desk, runs on power from an electrical wall outlet, and can be housed in a horizontal case or vertical ___ case.

Back 28

desktop, tower

Front 29

A(n) ___ computer is a small, lightweight personal computer with screen, keyboard, storage, and processing components integrated into a single unit that runs on power supplied by an electrical outlet or a battery.

Back 29

portable

Front 30

Three categories of these computers are notebook computers, netbooks, and ___ computers.

Back 30

tablet

Front 31

Although the Mac platform was not previously __ with the PC platform, the situation is changing now that Intel Macs use the same __ as PCs.

Back 31

compatible, processor

Front 32

Consumers can sometimes save money by installing upgrades after purchase; however, replacing a(n) ___ is difficult and not recommended.

Back 32

microprocessor

Front 33

Some computer owners make unauthorized modifications called __ to their computer systems.

Back 33

mods

Front 34

The microprocessor is a(n) ___ circuit, which is designed to process data based on a set of instructions.

Back 34

integrated

Front 35

Microprocessor performance can be measured by the speed of the microprocessor ___.

Back 35

clock

Front 36

A specification such as 3.33 GHz means that the microprocessor operates at a speed of 3.33 ___ cycles per second.

Back 36

billion

Front 37

Most personal computers only contain one main microprocessor, but today's multi-___ processors contain the circuitry for multiple microprocessors.

Back 37

core

Front 38

Random ___ memory is a special holding area for data, program instructions and the __ system.

Back 38

access, operating

Front 39

The speed of RAM circuitry is measured in __ or in megahertz (MHz).

Back 39

nanoseconds

Front 40

RAM is different from disk storage because it is ___, which means that it can only hold data when the computer power is turned on.

Back 40

volatile

Front 41

Computers also contain Read ___ memory, which is a type of memory that provides a set of "hard-wired" instructions that a computer uses to boot up.

Back 41

only

Front 42

A third type of memory, called by its acronym ___, is a non-volatile chip that contains configuration settings, such as hard disk size and RAM capacity.

Back 42

EEPROM

Front 43

___ storage technologies, such as hard disks, floppy disks, and tapes, store data as magnetized particles.

Back 43

Magnetic

Front 44

A hard disk drive provides multiple __ for data storage that are sealed inside the drive case to prevent airborne contaminants from interfering with the read-write heads.

Back 44

platters

Front 45

___ storage technologies store data as a series of __ and lands on the surface of CDs, DVDs, or BDs.

Back 45

Optical, pits

Front 46

Storage technologies, such as CD-___, are often used for distributing software, but you cannot alter the disc's contents.

Back 46

ROM

Front 47

___ technology allows you to write data on a CD, DVD or BD, but you cannot delete or change that data.

Back 47

Recordable

Front 48

Rerecordable or __ technology only allows you to write and erase data on a CD, DVD or BD

Back 48

Rewriteable

Front 49

___ state storage technologies, such as USB flash drives, store data by activating electrons in a microscopic grid of circuitry.

Back 49

Solid

Front 50

Most computer systems include a keyboard and some type of ___ device for basic data ___.

Back 50

pointing, input

Front 51

___ technology produces an image by filtering light through a layer of liquid crystal cells.

Back 51

LCD

Front 52

Image quality for a display device is a factor of resolution, screen size, dot __, viewing angle width, response __, and color ___.

Back 52

pitch, rate, depth

Front 53

A typical computer display device and a(n) ___ card.

Back 53

graphics

Front 54

For printed output, most personal computer owners select __ jet printers, although __ printers are a popular option when low operating costs and high duty cycle are important.

Back 54

ink, laser

Front 55

A(n) __ matrix printer is sometimes used for back-office applications and printing multipart forms.

Back 55

dot

Front 56

Installing a peripheral device is not difficult when you remember that it uses the __ bus to make a connection between the computer and peripheral device.

Back 56

expansion

Front 57

Many of today's peripherals connect to a(n) __ port.

Back 57

USB

Front 58

If the right type of port is not built into your computer, you might to add a(n) __ card.

Back 58

expansion

Front 59

For trouble-free computer use, it is important to secure and regularly __ your computer equipment.

Back 59

maintain

Front 60

Computers can be protected from power __ by connecting to a surge strip.

Back 60

surges

Front 61

A(n) ___ power supply can also protect against surges, plus it can supply back up power in case of a power outage.

Back 61

uninterruptable

Front 62

Keeping your computer's __ vents free of dust can help to keep its temperature within operational levels.

Back 62

fan

Front 63

Problems such as the blue screen of ___ require troubleshooting.

Back 63

death

Front 64

Booting into __ Mode can also be a helpful step in the troubleshooting process.

Back 64

Safe

Front 65

You are thinking about upgrading the microprocessor in your four-year-old computer, which has a 2.6 GHz Pentium microprocessor and 512 MB of RAM. Would it be worthwhile to spend $500 to install an Intel Core i5 processor? Yes or no?

Back 65

No

Front 66

You're in the process of booting up your computer and suddenly the screen contains an assortment of settings for date and time, hard disk drive, and memory capacity. You surmise that these settings are stored in __, and that they are best left unmodified.

Back 66

EEPROM

Front 67

You're looking for a portable storage device that you can use to transport a few files between your home computer and your school computer lab. The school lab computers have no floppy disk drives, but do have USB ports. You should be able to transport your files using a USB ___ drive.

Back 67

flash

Front 68

You want to add a storage device to your computer that reads CD-ROMs, DVD-ROMs, DVD-Videos, and CD-Rs. A DVD/CD-RW will do the job. True or false?

Back 68

True

Front 69

Suppose that you want to purchase a new monitor. A(n) ___ screen offers more environmentally friendly choice than a(n) ___ screen.

Back 69

LED, LCD

Front 70

Suppose that you volunteer to produce a large quantity of black-and-white leaflets for a charity organization. It is fortunate that you have access to a(n) __ printer with a high duty cycle and low operating costs.

Back 70

laser

Front 71

The word ___ is a relatively old part of computer jargon that originally referred to any device that was not part of the CPU,

Back 71

peripheral

Front 72

Over time, even small, repeated power surges can shorten your PC's life. True or false?

Back 72

True

Front 73

Solid state storage technology is an ideal choice for storing data on mobile devices and transporting data from one device to another. True or false?

Back 73

True

Front 74

Solid state storage provides fast access to data because it does not include any moving parts. True or false?

Back 74

True

Front 75

The following are examples of peripheral devices EXCEPT __.
A. a scanner
B. a CPU
C. speakers
D. a printer

Back 75

B. a CPU

Front 76

The number of hard disk platters in a hard disk drive has no bearing on the disk's data storage capacity. True or false?

Back 76

False

Front 77

A(n) __ is a type of tablet computer that features a touch-sensitive screen that can be used instead of a keyboard.
A. netbook
B. slate
C. all-in-one computer
D. subnotebook

Back 77

B. slate

Front 78

A processor with a 32-bit __ size has 32-bit registers and processes 32 bits at a time.

Back 78

word

Front 79

The ___ technology used in today's touch screen registers a change in the electrical current when you touch the screen.

Back 79

resistive

Front 80

If you have a notebook computer that runs on battery power, there is no need to include a UPS in your home network. True or false?

Back 80

False

Front 81

If you see the specification "48X CD-RW + 16X DVD-RW/+R with double layer write capacity" in a computer ad, which of the following would NOT be true about the device?
A. It would read and write CDs and DVDs.
B. It is faster than a hard disk drive.
C. It will not play or write BDs.
D. It will read CD-ROMs and play DVD movies

Back 81

B. It is faster than a hard disk drive.

Front 82

The memory card used in a digital camera is an example of __ access technology because it can go directly to any one of the photos stored on it.

Back 82

random

Front 83

Most personal computer systems are equipped with a __ as the primary input device
A. mouse
B. joystick
C. keyboard
D. printer

Back 83

C. keyboard

Front 84

You should never spray a cleaner directly on the computer screen. True or false?

Back 84

True

Front 85

In __ processing, the processor must complete all steps in the instruction cycle before it begins to execute the next instruction.

Back 85

serial

Front 86

__ are customized computers that sport radical modifications, such as see-through cases and lighted cables.

Back 86

Mods

Front 87

Within a computer, data travels from one component to another over circuits called a data __.
A. bus
B. port
C. relay
D. card

Back 87

A. bus

Front 88

Suppose you have several financial files that are very important. Which of the following would be the most durable storage medium to use for these files?
A. Hard disk
B. Tape
C. Floppy disk
D. CD

Back 88

D. CD

Front 89

With a standard desktop computer, you use a mouse as your primary pointing device; however, you cannot use a mouse with a notebook computer. True or false?

Back 89

False

Front 90

The term storage __ refers to a storage device and the media it uses.

Back 90

system

Front 91

The trend today is for manufacturers to install trial software that you can use for free for a few months. To continue using the software beyond the trial period, however, you have to pay for it. Such software is "included" but not "free." True or false?

Back 91

True

Front 92

When you first turn on your computer, the __ BIOS tells the computer how to access the hard disk, find the operating system and load it into RAM.

Back 92

ROM

Front 93

Peripheral devices can be added to a computer system to enhance the system's functionality. True or false?

Back 93

True

Front 94

__ yourself means releasing static electricity by using a special wristband or by touching both hands to a metal object.

Back 94

Grounding

Front 95

Unlike disk storage, most RAM is __, which means it requires electrical power to hold data.

Back 95

volatile

Front 96

One nanosecond is one millionth of a second. True or false?

Back 96

False

Front 97

RAM speed can be expressed in MHz (millions of cycles per second). Just the opposite of nanoseconds, higher MHz ratings mean faster speeds. For example, 675 MHz is faster than 400 MHz RAM. True or false?

Back 97

True

Front 98

The process of storing data is often referred to as writing data or __ a file.

Back 98

saving

Front 99

Every action a processor performs is measured in __, the processor's smallest unit of time.
A. bits
B. bytes
C. cycles
D. processor numbers

Back 99

C. cycles

Front 100

Hard disk technology is preferred as the main type of storage for most computer systems because __.
A. it is economical
B. it provides lots of storage capacity.
C. it provides fast access to files
D. all of the above

Back 100

D. all of the above

Front 101

Typically, today's microprocessors are housed in a PGA (pin grid array) chip package. True or false?

Back 101

True

Front 102

Which of the following would typically require the least amount of RAM?
A. e-mail
B. desktop publishing
C. video editting
D. gaming

Back 102

A. e-mail

Front 103

Another name for a USB flash drive is __.
A. SSD
B. thumb drive
C. SD card
D. all of the above

Back 103

B. thumb drive

Front 104

A(n) ___, also referred to as a minilaptop or subnotebook, is a scaled-down version of the standard clamshell-style notebook computer.

Back 104

netbook

Front 105

Hotplugging is the term used for connecting or disconnecting a peripheral device while the computer is operating. True or false?

Back 105

True

Front 106

An all-in-one computer is classified as a desktop. True or false?

Back 106

True

Front 107

Which of the following upgrades would be the most difficult for the average computer owner?
A. Replace the processor
B. Add memory
C. Switch to a wireless keyboard and mouse
D. Add a second display screen

Back 107

A. Replace the processor

Front 108

There are three personal computer platforms in use today: Windows, Mac, and ___.

Back 108

Linux

Front 109

Technically, dot __ is the distance in millimeters between like-colored pixels, which are the small dots of light that form an image.

Back 109

pitch

Front 110

__ refers to the circuitry that transports data to and from the microprocessor.
A. Cache
B. FSB
C. Pipelining
D. CISC

Back 110

B. FSB

Front 111

An alternative to an external drive, you can install storage devices into your computer's system unit case in "parking spaces" called __.

Back 111

drive bays

Front 112

A personal computer display system consists of __.
A. a scanner
B. a graphics card
C. a display device
D. B and C

Back 112

D. B and C

Front 113

RAM speed can be expressed in __.
A. gigahertz
B. megahertz
C. nanoseconds
D. both B and C

Back 113

D. both B and C

Front 114

A tablet computer is a portable computing device with a touch-sensitive screen that can be used as a writing or drawing pad. True or false?

Back 114

True

Front 115

Storage ___ is the amount of data that can be stored in a given area of a storage medium, such as the surface of a disk.
A. access time
B. density
C. transfer rate
D. capacity

Back 115

B. density

Front 116

A display device's viewing __ width indicates how far to the side you can still clearly see the screen image.

Back 116

angle

Front 117

If your computer does not have enough USB ports for all your peripheral devices, you can use a DVI expansion card, True or False?

Back 117

False

Front 118

A(n) __ printer uses the same technology as a photocopier to paint dots of light onto a light-sensitive drum.
A. dot matrix
B. ink jet
C. laser
D. duplex

Back 118

C. laser

Front 119

Ink jet printers are used primarily for "back office" applications that demand low operating costs and dependability, but not high print quality. True or false?

Back 119

False

Front 120

The contents of read-only memory (ROM) do not get deleted when you turn off your computer. True or false?

Back 120

True

Front 121

A ___ computer fits on a desk, is tethered to a wall outlet, and does not run on batteries.
A. notebook
B. tablet
C. portable
D. none of the above

Back 121

D. none of the above

Front 122

If you have a limited budget, it's a good idea to buy a computer with a slower processor because it's easy to replace the processor with a faster one at a later date. True or false?

Back 122

False

Front 123

If Windows encounters a critical problem that is keeping it from operating normally, it might start up in __ Mode.

Back 123

Safe

Front 124

CD, DVD, and Blu-ray storage technologies are classified as __ storage.
A. optical
B. magnetic
C. solid-state
D. fiber optic

Back 124

A. optical

Front 125

A USB __ drive plugs directly into a computer's USB port.

Back 125

flash

Front 126

Personal computers are available in all sorts of __ factors.

Back 126

form

Front 127

On PCs, you typically have to use the __ Remove Hardware icon before you disconnect an external hard drive or USB flash drive.

Back 127

Safely

Front 128

A(n) __-powered USB hub is required for connecting scanners, printers, and external hard disk drives.

Back 128

self

Front 129

A(n) __ is a device that not only provides surge protection, but also provides your computer with battery backup power during a power outage.
A. surge protector
B. surge suppressor
C. UPS
D. surge stripe

Back 129

C. UPS

Front 130

An optical mouse uses an onboard chip to track a light beam as it bounces off a surface such as a desk, clipboard or mousepad. True or false?

Back 130

True

Front 131

Most of today's personal computers use SDRAM. True or false?

Back 131

True

Front 132

With price tags under $1,000, small business computers remain cost-effective because they are not loaded with memory, fancy graphics cards, or audio systems typical on home or media computers. True or false?

Back 132

True

Front 133

Vertical storage produces higher storage capacity than horizontal storage. True or false?

Back 133

True

Front 134

If your notebook computer feels warm to the touch, you might be able to extend its life by placing it on a __ mat.

Back 134

cooling

Front 135

Three technologies are commonly used for computer display devices: LCD, LED, and HGTV. True or false?

Back 135

False

Front 136

A disk drive with a 15ms access time is faster than a drive with an access time of 8ms. True or false?

Back 136

False

Front 137

Data stored on magnetic media can be altered by magnetic fields? True or false?

Back 137

True

Front 138

The segment of the data bus to which peripheral devices connect is called the __ bus or external bus.

Back 138

expansion

Front 139

The number of colors a monitor can display is referred to as color depth or __ depth.

Back 139

bit

Front 140

Suppose that you're looking for a really high-resolution, wide screen computer display. Which one of the following offers the highest resolution?
A. WQXGA
B. VGA
C. XGA
D. Wide XGA

Back 140

A. WQXGA

Front 141

Hard disk and tape storage technologies can be classified as __ storage, which means that data is stored by magnetizing microscopic particles on a disk or tape surface.

Back 141

magnetic

Front 142

A ___ leaves an indelible tattoo on your computer equipment and makes it virtually impossible to resell your computer.
A. tie-down bracket
B. STOP plate
C. security plate
D. sensor alarm

Back 142

B. STOP plate

Front 143

There are three types of storage technologies commonly used for personal computers: __, optical, and solid state.
A. fiber optic
B. magnetic
C. electronic
D. random access

Back 143

B. magnetic

Front 144

A large cache can increase computer performance. True or false?

Back 144

True

Front 145

A printer's __ cycle, usually measured in pages per month, helps determine how many pages a printer is able to churn out.

Back 145

duty

Front 146

__ can cause extremely large power surges and consequently poses a real threat to your computer equipment.
A. A UPS
B. DC conversion
C. Overclocking
D. Lightning

Back 146

D. Lightning

Front 147

You can plug an expansion card into an expansion __, which is a long, narrow socket on the system board.

Back 147

slot

Front 148

Which one of the following processors is NOT an AMD product?
A. Core 2 Duo
B. Athlon
C. Opteron
D. Turion

Back 148

A. Core 2 Duo

Front 149

Examples of storage media are hard disk drives, CD drives, DVD drives, and flash drives. True or false?

Back 149

False