Chapter 2

Question 1

Parallel Processing

Answer 1

A processing technique that uses multiple processors or processing cores simultaneously, usually to process a single job as fast as possible.

Question 2

ASCII

Answer 2

a fixed length, binary coding system used to represent text-based data for computer processing or many types of computers

Question 3

Byte

Answer 3

group of 8 bits

Question 4

Universal Serial Bus (USB)

Answer 4

universal bus used to connect up to 127 peripheral devices to a computer without requiring the use of additional expansion cards

Question 5

RAM (Random Access Memory)

Answer 5

chips connected to the motherboard that provide a temporary location for the computer to hold data and program instructions while they are needed.

Question 6

Central Processing Unit (CPU)

Answer 6

the chip located on the motherboard of a computer that performs the processing for a computer

Question 7

Motherboard

Answer 7

the main circuit board, located inside the system unit, to which all computer system components connect

Question 8

Binary numbering system

Answer 8

the numbering system that represents all numbers using just two symbols (0 and 1).

Question 9

Control Unit

Answer 9

the part of the CPU that coordinates its operations

Question 10

Nanotechnology

Answer 10

The science of creating tiny computers and components by working at the individual atomic and molecular levels.

Question 11

A storage medium that can hold 256 GB can hold about 256 billion characters.

Answer 11

true

Question 12

Bit

Answer 12

smallest unit of data a digital computer can recognize.

Question 13

Quadcore

Answer 13

A CPU with four separate processing cores is referred to as a(n) __________ CPU.

Question 14

Cache memory is typically built into a CPU.

Answer 14

True

Question 15

Kilobyte

Answer 15

1000 bytes

Question 16

Petabyte

Answer 16

1000 terrabytes

Question 17

The amount of data that can be transferred over a bus in a given time period determines the bus’s volatility.

Answer 17

False

Question 18

A bus is a pathway, such as on the motherboard or inside the CPU, along which bits can be transferred.

Answer 18

True

Question 19

Yottabyte

Answer 19

1000 zettabytes

Question 20

Gigabyte

Answer 20

1 billion bytes

Question 21

Terabyte

Answer 21

1 trillion bytes

Question 22

Computers that process data with light are referred to as quantum computers.

Answer 22

False

Question 23

Megabyte

Answer 23

1 million bytes

Question 24

Zettabyte

Answer 24

1000 exabytes

Question 25

The binary number is equivalent to the decimal number ________.

Answer 25

13

Question 26

Exabyte

Answer 26

1000 Petabytes

Question 27

A _______ is a connector on the exterior of a computer into which a peripheral device may be plugged.

Answer 27

Port

Question 28

Multicore CPUs allow __________, in which the CPU is able to work on multiple jobs at once.

Answer 28

simultaneous processing or multiprocessing

Question 29

``` What do the following acronyms stand for: ROM RAM KB USB PCIe CPU ```

Answer 29

``` Read-Only Memory Random Access Memory Kilobyte Universal Serial Bus Peripheral Component Interconnect Express Central Processing Unit ```

Question 30

L1 is a type of ________.

Answer 30

Cache memory

Question 31

Thumb drive is another name for a(n) ________.

Answer 31

Flash memory

Question 32

Memory used in conjunction with a magnetic hard drive to improve system performance is called a disk _____________.

Answer 32

n/a