Deck 4: Hardware: the Cpu and Storage: the Source of Computing Power

Question 1

One million cycles (ticks)of the system clock per second equal 1 __________.

A) megahertz
B) gigahertz
C) kilohertz
D) hertz

Answer 1

A

Question 2

A shelf or opening in a computer used for the installation of electronic equipment is called a __________.

A) bay
B) drive
C) port
D) socket

Answer 2

A

Question 3

Which of the following is NOT a part of the CPU?

A) bus
B) register
C) control unit
D) bay

Answer 3

D

Question 4

________ is the binary code most widely used on microcomputers.

A) Unicode
B) EBCIDIC
C) ASCII
D) UNIX

Question 5

The two digits used in the binary system are __________.

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

Question 6

A byte represents ________.

A) 1 character
B) 8 characters
C) 16 characters
D) 32 characters

Question 7

________ are tiny electronic devices that act as on / off switches that process the on / off (1 / 0)bits used to represent data.

A) Transistors
B) Chips
C) Circuits
D) Processors

Question 8

One ________ equals about 768 pages of text.
A.
byte
B.
kilobyte
C.
megabyte
D.
gigabyte

Question 9

A byte is made up of ________ bits.

A) 2
B) 4
C) 6
D) 8

Question 10

The device that converts AC to DC to run the computer is called __________.

A) surge protector
B) power supply
C) uninterrupted power supply
D) voltage regulator

Question 11

A _________ is a wireless,portable personal computer with a touch-screen interface.

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

Question 12

Which of these is a processor commonly used in personal computers?

A) Intel
B) IBM
C) GPU
D) RAM

Question 13

One billion cycles (ticks)of the system clock per second equal 1 __________.

A) megahertz
B) gigahertz
C) kilohertz
D) hertz

Question 14

Every brand of computer has its own binary language,called __________.

A) ASCII
B) EBCDIC
C) machine language
D) Unicode

Question 15

An integrated circuit embodies what is called ________ technology.

A) internet
B) network
C) solid state
D) wireless

Question 16

The tiny piece of silicon that houses millions of microminiature electronic circuits is called a __________.

A) conductor
B) chip
C) unit
D) transistor

Question 17

The motherboard is also called the ________ board.

A) cache
B) expansion
C) GPU
D) system

Question 18

How many bytes make up a kilobyte?

A) 8
B) 256
C) 1,024
D) 2,048

Question 19

A(n)__________ protects a computer from being damaged by power spikes.

A) system unit
B) UPS
C) tower
D) surge protector

Question 20

The CPU is made up of two parts: the control unit and the __________.

A) ALU
B) RAM
C) CDROM
D) GUI

Question 21

Which of these is a hard-disk technology for large computer systems?

A) RAID
B) SCSI
C) EIDE
D) VFAT

Question 22

Electrical data roadways through which bits are transmitted within the CPU and other components of the motherboard are called _________.

A) cables
B) buses
C) ports
D) signals

Question 23

Which of the following is NOT a secondary storage device?

A) CD
B) hard disk
C) RAM
D) Blu-ray disk

Question 24

Which of the following disks can be rewritten many times?

A) CD-ROM
B) CD-R
C) CD-RW
D) DVD-ROM

Question 25

Which of these connections are used for high-definition audio and video?

A) USB
B) IrDA
C) Ethernet
D) HDMI

Question 26

Which of these connections are used for camcorders,DVD players,and gaming consoles?

A) dedicated
B) serial
C) FireWire
D) Ethernet

Question 27

The type of optical disk designed to enable recording,rewriting,and playback of high-definition (HD)video,as well as storing large amounts of data,is __________.

A) DVD-R
B) DVD+RW
C) CD-RW
D) Blu-ray

Question 28

__________ devices are small,nonvolatile secondary storage media with no moving parts.They are portable and often used with digital cameras,handheld computers,laptops,and the like.

A) Nanotechnology
B) Smart card
C) SCSI
D) Flash memory

Question 29

Which port,along with a special card and cables,supports the connection of microcomputers,modems,and printers in a local area network (LAN)?

A) USB
B) MIDI
C) Ethernet
D) parallel

Question 30

High-speed storage areas that temporarily store data during processing are called __________.

A) buses
B) ports
C) registers
D) bays

Question 31

Which of the following memory chips are used to store fixed (permanent)start-up instructions?

A) RAM
B) ROM
C) CMOS
D) Flash

Question 32

In __________,atoms and molecules are used to create tiny machines for holding data or performing tasks.

A) quantum computing
B) nanotechnology
C) cloud computing
D) the Singularity

Question 33

Data on hard disks is recorded in concentric bands called ________.

A) sectors
B) tracks
C) VFAT
D) HD

Question 34

Which one of these is the most commonly used hardware interface for attaching peripherals to a microcomputer?

A) serial
B) parallel
C) USB
D) FireWire

Question 35

A smart card looks like a credit card,but it has a(n)_________ built into it.

A) hard disk
B) microprocessor
C) USB port
D) flash key

Question 36

A circuit is a closed path followed or capable of being followed by an electric current.

Question 37

Flash memory is a(n)________ technology.

A) optical
B) smart card
C) solid-state
D) cloud

Question 38

Cloud storage is ________ storage.

A) online
B) volatile
C) primary
D) ROM

Question 39

Which port is used to transmit slow data over long distances?

A) serial
B) parallel
C) USB
D) SCSI

Question 40

Which of the following is NOT a form of nonvolatile memory?

A) RAM
B) ROM
C) CMOS
D) flash

Question 41

Silicon is found in clay and sand and is a semiconductor.

Question 42

Machine language is easy for people to understand.

Question 43

Mainframe computers use the binary code EBCDIC.

Question 44

A semiconductor is a material whose electrical properties are intermediate between a good conductor of electricity and a nonconductor of electricity.

Question 45

A microprocessor contains the miniaturized circuitry of a computer processor.

Question 46

A group of 3 bits is called a byte.

Question 47

"Bit" is short for binary digit.

Question 48

Unicode uses 2 bytes for each character,rather than 1 byte; ASCII uses 1 byte.

Question 49

A gigabyte is about 1 million bytes.

Question 50

Microcomputers' secondary storage capacity is measured mostly in megabytes.

Question 51

One kilobyte (1 KB)equals about 10 pages of text.

Question 52

Integrate circuits use solid-state technology,whereby electrons travel through solid material called silicon.

Question 53

The binary code widely used with microcomputers is EBCDIC.

Question 54

Integrated circuits are electronic circuits formed on a single chip.

Question 55

All data and instructions that go into a computer,are processed by it,and come out of it are represented as binary numbers signaling only two states: on and off.

Question 56

EBCDIC is the binary coding scheme developed for microcomputers.

Question 57

Machine language is made up of 1s and 0s and is specific to each brand of computer.

Question 58

A tiny electrically operated switch that can turn on and off many millions of times per second is a microchip.

Question 59

Every microprocessor has transistors,tiny electronic devices that act as on / off switches.

Question 60

ASCII code can handle 256 characters.

Question 61

The CPU consists of three parts: the control unit,the ALU unit,and RAM.

Question 62

Microcomputer chips designed to let the operating system divide the work of processing over more than one chip are called multicore processors.

Question 63

A surge protector provides 5-30 minutes of power backup to a computer when the power goes out.

Question 64

The system clock enables the computer to "know" what time it is.

Question 65

The motherboard is the computer's main printed circuit board,containing nonremovable components and expansion slots for removable ones.

Question 66

In a computer,logical operations = comparisons.

Question 67

The part of the CPU that interprets instructions and executes them is the control unit.

Question 68

The motherboard can also be called the system board.

Question 69

A "spike" in AC voltage can burn out the low-voltage DC circuitry in a computer.

Question 70

(p.201 ff.)
The system unit houses the motherboard,the power supply,and the storage devices.

Question 71

An opening in a computer tower used for the installation of equipment such as a hard drive is called a port.

Question 72

Multicore processors are used in microcomputers with more than one motherboard.

Question 73

The part of the CPU that carries out arithmetic and logical operations is called the ALU.

Question 74

Most microcomputers use processors made by Intel or Advanced Micro Devices.

Question 75

The surge protector consists of groups of interconnected chips on the motherboard that control the flow of information between the microprocessor and other system components connected to the motherboard.

Question 76

The CPU follows the instructions of the motherboard's hardware in order to manipulate data into information.

Question 77

The computer's power supply converts AC to DC for the computer to operate.

Question 78

The number of registers in the ALU and the size of each help determine the power and speed of a CPU.

Question 79

A multicore processor is necessary for a computer to manipulate 3-D graphics.

Question 80

Mobile devices such as smartphones use the same processing chips as microcomputers.