Deck 5: The System Unit

Question 1

A type of specialty processor devoted exclusively to protecting your privacy.

A)data cards
B)micro cards
C)cryptoprocessor
D)embedded cards

Answer 1

C

Question 2

In most personal computer systems,the CPU is contained on a single chip called the ________.

A)semiconductor
B)ALU
C)microprocessor
D)control unit

Answer 2

C

Question 3

Term used to describe the number of bits that a CPU can access at one time.

A)bitrate
B)word
C)pulse width
D)character

Answer 3

B

Question 4

A byte is formed by a group of ________.

A)4 bits
B)8 bits
C)12 bits
D)16 bits

Question 5

Frequently accessed information is held in ________.

A)the hard drive
B)cache memory
C)flash memory
D)read only memory

Question 6

On the motherboard,the connection points for chips are referred to as ________.

A)slots
B)sockets
C)ports
D)lines

Question 7

A 32-bit-word computer can access ________.

A)2 bytes at a time
B)16 bytes at a time
C)4 bytes at a time
D)8 bytes at a time

Question 8

For multicore processors to be used effectively,computers must understand how to divide tasks into parts that can be distributed across each core-an operation called ________.

A)arithmetic-logic processing
B)multiplexer processing
C)parallel processing
D)graphics coprocessing

Question 9

This type of computer is a thin slab that is almost all monitor with the system unit located behind the monitor.

A)laptop
B)tablet
C)desktop
D)smartphone

Question 10

Which of the following allows a computer to run two or more operations simultaneously?

A)coprocessors
B)multiplexing
C)multicore processors
D)binary system

Question 11

Which of the following is not a character encoding standard?

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

Question 12

These specialty chips are designed to improve specific computing operations such as displaying 3D images and encrypting data.

A)smartcards
B)CPUs
C)coprocessors
D)NIC cards

Question 13

Which of the following is a function of the control unit?

A)It provides pathways that support communication among the various electronic components.
B)It directs the movement of electronic signals between memory and the arithmetic-logic unit.
C)It performs fundamental math operations like addition,subtraction,and so on.
D)It uses the logic to compare two pieces of data.

Question 14

This character encoding scheme allows non-English characters and special characters to be represented.

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

Question 15

Pathways that support communication among the various electronic components on the system board are called ________.

A)bus lines
B)network lines
C)logic paths
D)gate ways

Question 16

The system board is also known as the ________.

A)expansion slot
B)motherboard
C)expansion card
D)bus

Question 17

Integrated circuits typically are mounted on ________,which are then plugged into the system board.

A)slots
B)pins
C)ports
D)chip carriers

Question 18

Tiny circuit boards etched onto squares of sandlike material,called silicon,are called ________.

A)buses
B)slots
C)sockets
D)chips

Question 19

With these systems,input and output devices are located outside the system unit.

A)desktop systems
B)personal digital assistants
C)smartphones
D)laptop computers

Question 20

The processing speed of a microprocessor is typically represented by its ________.

A)bus line
B)control unit
C)clock speed
D)ALU

Question 21

A(n)________-bit-word computer can access 8 bytes of information at a time.

A)64
B)128
C)256
D)512

Question 22

The ________ system consists of only two digits-0 and 1.

A)binary
B)multiplexing
C)coprocessor
D)multicore

Question 23

________ memory improves processing by acting as a temporary high-speed holding area between the memory and the CPU.

A)Flash
B)Virtual
C)Cache
D)Read-only

Question 24

Which of the following offers a combination of the features of RAM and ROM?

A)DRAM
B)DDR
C)flash memory
D)cache memory

Question 25

When you reboot your system,the computer follows start-up instructions stored in this type of memory.

A)DRAM
B)SDRAM
C)cache
D)flash

Question 26

The ________,also known as the system chassis,is a container that houses most of the electronic components that make up a computer system.

A)CPU
B)system unit
C)ALU
D)microprocessor

Question 27

________,also known as mini notebooks,are lighter and thinner with longer battery life than most laptops.

A)Semiconductors
B)Microprocessors
C)Tablets
D)Ultrabooks

Question 28

The most widely used character encoding standard today is ________.

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

Question 29

These types of ports typically provide high-definition video and audio,making it possible to use a computer as a video jukebox or an HD video recorder.

A)HDMI
B)Firewire
C)Ethernet
D)Thunderbolt

Question 30

All the following are commonly used units of measurement to describe memory capacity,except ________.

A)megabyte (MB)
B)gigabyte (GB)
C)terabyte (TB)
D)nanobyte (NB)

Question 31

Which of the following ports is used for connecting musical instruments to a sound card?

A)MiniDP
B)S/PDIF
C)MIDI
D)eSATA

Question 32

________ operations consist of making comparisons.

A)Microprocessor
B)Multicore
C)Specialty
D)Logical

Question 33

Most personal computers allow users to expand their systems by providing these on the system board.

A)expansion slots
B)ports
C)sound cards
D)network cards

Question 34

A ________ is the number of bits that can be accessed at one time by the CPU.

A)pulse width
B)bit rate
C)word
D)character

Question 35

Which of the following ports provide high-speed connections for external hard-disk drives,optical discs,and other large secondary storage devices?

A)eSATA
B)S/PDIF
C)HDMI
D)MiniDP

Question 36

________ memory uses the hard drive to substitute for RAM.

A)Cache
B)Flash
C)Hard drive
D)Virtual

Question 37

Laptops typically use ________ that are typically located outside the system unit.

A)AC adapters
B)batteries
C)power supply units
D)MiniDc

Question 38

________ allow a single computer to run two or more operations at the same time.

A)Parallel processors
B)Multicore processors
C)Coprocessors
D)Graphics processors

Question 39

With this type of memory,large programs are divided into parts and the parts are stored on a secondary device,usually a hard disk.

A)flash
B)cache
C)virtual
D)extended

Question 40

Which of the following can be used to connect several devices to the system unit and are widely used to connect keyboards,mice,printers,storage devices,and a variety of specialty devices?

A)USB port
B)SATA
C)Parallel port
D)Firewire bus

Question 41

Parallel processing requires a computer to perform one complete task before beginning the next task.

Question 42

For multicore processors to be used effectively,computers must understand how to divide tasks into parts that can be distributed across each core-an operation called ________.

A)parallel processing
B)graphic coprocessing
C)multicore processing
D)micro processing

Question 43

The system unit,also known as the system chassis,is a container that houses most of the electronic components that make up a computer system.

Question 44

Virtual memory is stored on a RAM chip.

Question 45

The control unit directs the movement of electronic signals between the memory and the ALU.

Question 46

________ ports provide high-speed connections for up to seven separate devices connected one to another.

A)MIDI
B)Thunderbolt
C)eSATA
D)Ethernet

Question 47

________ cards are used to connect a computer to a network.

A)MiniDC
B)Network adapter
C)Battery
D)AC adapter

Question 48

________ buses connect the CPU to memory on the system board.

A)System
B)Parallel
C)Firewire
D)SATA

Question 49

Desktop computers have a ________ unit,located within the system unit,that plugs into a standard wall outlet,converts AC to DC,and provides the power to drive all the system unit components.

A)battery
B)bus
C)miniDC
D)power supply

Question 50

________ ports provide high-speed connections for external disk drives,optical disks,and other large secondary storage devices.

A)eSATA
B)MIDI
C)Ethernet
D)MiniDP

Question 51

ASCII supports languages such as Chinese and Japanese.

Question 52

________ ports are a special type of port for connecting musical instruments to a sound card.

A)S/PDIF
B)MiniDP
C)eSATA
D)MIDI

Question 53

A 64-bit-word computer can access 8 bytes at a time.

Question 54

RAM is considered temporary,or volatile,storage.

Question 55

________ ports are audiovisual ports typically used to connect large monitors.

A)MIDI
B)S/PDIF
C)MiniDP
D)Thunderbolt

Question 56

________ allow computers to be connected without cables.

A)Expansion slots
B)Sound cards
C)Wireless network cards
D)Ports

Question 57

________ ports are the standard high-speed networking ports for many of today's computers.

A)Specialized
B)ASCII
C)Ethernet
D)Bus

Question 58

The number of bits that can travel simultaneously down a bus is known as the bus ________.

A)expandability
B)width
C)lines
D)length

Question 59

The ALU tells the rest of the computer system how to carry out a program's instructions.

Question 60

Network interface cards (NIC)are connected through ________ on the system board.

A)wireless network cards
B)ports
C)sound cards
D)expansion slots

Question 61

HDMI ports make it possible to use a computer as a video jukebox or an HD video recorder.

Question 62

USB ports are used to connect keyboards,mice,printers,storage devices,and a variety of specialty devices.

Question 63

Describe specialty ports including eSATA,MIDI,MiniDP,VGA,DVI,and FireWire.

Question 64

Describe the character encoding schemes.

Question 65

Computers require direct current (DC)to power their electronic components and to represent data and instructions.

Question 66

The number of bits that can travel simultaneously down a bus is known as the word size.

Question 67

MiniDP ports are an audiovisual port typically used to connect large monitors.

Question 68

FireWire ports are used to connect keyboards,mice,printers,and storage devices.

Question 69

VGA and DVI ports provide connections to monitors.

Question 70

Graphics cards connect the system board to secondary storage.

Question 71

eSATA ports provide high-speed connections for external hard-disk drives,optical discs,and other large secondary storage devices.

Question 72

Describe the three principal types of expansion buses.

Question 73

Read-only memory (ROM)chips have information stored in them by the manufacturer.

Question 74

Compare and contrast the five most common types of system units.

Question 75

Explain expansion slots and cards.

Question 76

How is the multicore chip useful for personal computers?

Question 77

A bus is a pathway for bits representing data and instructions.