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CCS0001 > Module 3: "HARDWARE COMPONENTS OF PERSONAL COMPUTER" > Flashcards

Module 3: "HARDWARE COMPONENTS OF PERSONAL COMPUTER" Flashcards

1
Q

________ is a case that contains electronic components of the computer used to process data.

A

The system unit (NOT CPU ☺)

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2
Q

The case of the system unit, sometimes called the _______, is made of metal or plastic and protects the internal electronic components from damage.

A

chassis

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3
Q

The inside of the system unit on a desktop personal computer includes:
(6)

A

Drive bay(s)
Power supply
Sound card
Video card
Processor
Memory

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4
Q

is the main circuit board of the system unit

A

motherboard

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5
Q

A _________ contains integrated circuits

A

computer chip

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6
Q

The processor, also called the _________, interprets and carries out the basic instructions that operate a computer

A

central processing unit (CPU)

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7
Q

The processor contain two unit:

A

Contain a control unit

arithmetic logic unit (ALU)

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8
Q

The ________ is the component of the processor that directs and coordinates most of the operations in the computer

A

control unit

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9
Q

The _________ performs arithmetic, comparison, and other operations

A

arithmetic logic unit (ALU)

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10
Q

For every instruction, a processor repeats a set of ________, which comprise a machine cycle.

A

four basic operations
1. Fetch
2. Decode
3. Execute
4. Store

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11
Q

The pace of the system clock is called the ________, and is ________

A

clock speed

measured in gigahertz (GHz)

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12
Q

The _______ controls the timing of all computer operations

A

system clock

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13
Q

_________ consists of electronic components that store instructions waiting to be executed by the processor, data needed by those instructions, and the results of processing the data

A

Memory

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14
Q

Memory stores three basic categories of items

A

The operating system and other system software

Application programs

Data being processed and the resulting information

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15
Q

Memory size is measured in (4)

A

kilobytes (KB or K), megabytes (MB),
gigabytes (GB),
or terabytes (TB)

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16
Q

The system unit contains two types of memory:

A

Volatile memory

Nonvolatile memory

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17
Q

Loses its contents when
power is turned off
.
what memory

A

Volatile memory
.
Example includes RAM

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18
Q

Does not lose contents when power is removed
.
what memory

A

Nonvolatile memory
.
Examples include ROM, flash memory, and CMOS

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19
Q

Three basic types of RAM chips exist:

A

Dynamic RAM (DRAM)
.
Static RAM (SRAM)
.
Magnetoresistive RAM (MRAM)

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20
Q

is a type of random-access memory that stores each bit of data in a separate capacitor within an integrated circuit. The capacitor can be either charged or discharged

A

Dynamic RAM

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21
Q

has three different states. It can be in: standby (the circuit is idle), reading (the data has been requested) and writing (updating the contents).

A

Static RAM

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22
Q

data in MRAM is not stored as electric charge or current flows, but by magnetic storage elements.

A

Magnetoresistive RAM

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23
Q

SDRAM

A

Singe Data rate RAM

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24
Q

DDR SDRAM

A

Double Data Rate Synchronous Dynamic RAM

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25
Q
  • memory transfer data on both the rising and falling edges of the clock signal
  • 400 MT/s
A

Double Data Rate Synchronous Dynamic RAM

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26
Q

8.5 GT/s; “dual channel mode”; memory installed in pairs

A

DDR2 SDRAM

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27
Q
  • Operates at lower voltages; consuming less power
  • 12.8 GT/s; dual and triple channel modes
A

DDR3 SDRAM

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28
Q

______ usually reside
on a memory module and
are inserted into memory
slots.

A

RAM chips

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29
Q

RAM chips usually reside
on a _________ and
are inserted into memory
slots.

A

memory module

30
Q

__________ speeds the processes of the computer because it stores frequently used instructions and data

A

Memory cache

31
Q

______________ refers to memory chips storing permanent data and instructions

A

Read-only memory (ROM)

32
Q

________ can be erased electronically and rewritten

A

Flash memory

33
Q

__________ provides high speeds and consumes little power

A

CMOS technology

34
Q

________ is a non-volatile storage device which stores digitally encoded data on rapidly rotating platters with magnetic surfaces.

A

A hard disk drive (often shortened as “hard disk“, “hard drive”, or “HDD”)

35
Q

Strictly speaking, “______” refers to a device distinct from its medium.

A

drive

36
Q

_______ is an optical disc storage media format.

A

DVD, also known as “Digital Versatile Disc” or “Digital Video Disc,”

37
Q

DVD

A

Digital Versatile Disc
Digital Video Disc

38
Q

DVDs are of the same dimensions as compact discs (CDs) but store more than ______ as much data.

A

six times

39
Q

_______ is an optical disc storage medium to supersede the standard DVD format.

A

Blu-ray Disc

40
Q

Its main uses are for storing PlayStation 3 games, high- definition video and data storage with up to 50GB per disc.

A

Blu-ray Disc

41
Q

______ consists of a NAND-type flash memory data storage device integrated with a USB (Universal Serial Bus) interface.

A

USB flash drive

42
Q

USB

A

(Universal Serial Bus)

43
Q

______ are typically removable and rewritable

A

USB flash drives

44
Q

A ________ is a solid-state electronic flash memory data storage device capable of storing digital contents.

A

memory card or flash memory card

45
Q

These are mainly used with digital cameras, handheld and Mobile computers, mobile phones, music players, digital cinematography cameras, video game consoles, and other electronics.

A

memory card or flash memory card

46
Q

The ______ is used to type data into the computer.

A

keyboard

47
Q

_________ move some object on the screen and can do some action.

A

Pointing devices

48
Q

Other pointing devices such as _____ or game controllers.

A

Joysticks

49
Q

The _______ allows you to scan documents, pictures or graphics and view them on the computer.

A

scanner

50
Q

It converts image into dots that the computer can understand.

A

scanner

51
Q

______ are used to take electronic pictures of an object.

A

Digital cameras

52
Q

_______ are used to put sound into a computer. Today, commands can also be given to computer using your voice.

A

Microphones

53
Q

_______ shows the processed information on screen. It displays soft copy of the information.. When the device is turned off the information goes away.

A

Monitors

54
Q

________ produces a hard copy of the information.

A

Printers

55
Q

_______ are used to output sound.

A

Speakers

56
Q

These are the physical, tangible parts of the computer system.

A

Hardware

57
Q

These are the ones that you use to enter data to the computer.

A

Input devices

58
Q

These are the devices where you can see the result of your computer’s processes

A

Output devices

59
Q

These are the components responsible for the processing of information within the computer system.

A

Processing devices

60
Q

These are components which allow data to be stored within a computer system.

A

Storage devices

61
Q

on _______, the electronic components and most storage devices are part of the system unit.

A

desktop personal computers,

62
Q

On most notebook computers, including netbooks, the keyboard and pointing device often occupy the area on the top of the system unit, and the display attaches to the system unit by hinges.

A

Just read

63
Q

The difference is the display attaches to the system unit with a _________, which enables a user to rotate the display and fold it down over the keyboard to look like a slate Tablet PC.

A

swivel-type hinge

64
Q

The _______ interprets and carries out the basic instructions that operate a computer. _______ typically holds data waiting to be processed and instructions waiting to be executed.

A

processor
.
Memory

65
Q

_________ are circuit boards that provide connections and functions not built into the motherboard or expand on the capability of features integrated into the motherboard.

A

Adapter cards

66
Q

The motherboard, sometimes called a _______, is the main circuit board of the system unit.

A

system board

67
Q

most USB flash drives weigh less than _______

A

an ounce (30 g)

68
Q

four basic operations

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

A

Fetching

69
Q

four basic operations

______ refers to the process of translating the instruction into signals
the computer can execute.

A

Decoding

70
Q

four basic operations

_______ is the process of carrying out the commands.

A

Execute

71
Q

four basic operations

______ in this context, means writing the result to memory (not to a storage medium).

A

Storing

72
Q

______is the leading manufacturer of Intel compatible processors, which have an
internal design similar to Intel processors, perform the same functions, and can be as powerful, but often are less expensive.

A

AMD

CCS0001 (8 decks)

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