Unit 1-5

Question 1

a microprocessor designed to supplement the capabilities of
the primary processor / assists the CPU in performing certain
types of operations

Answer 1

coprocessor

Question 2

a very large high-speed and expensive computer used for
high volumes of data processing which is capable
of supporting thousands of users simultaneously

Answer 2

mainframe

Question 3

a component designed to lower the temperature of the CPU
by dissipating heat into the surrounding air

Answer 3

heat sink

Question 4

a pointing device shaped as a mouse lying on its back / an upside-down mouse with the ball located on top

Answer 4

trackball

Question 5

a fiberglass board with copper circuitry traces without any
electronic components built on it / a thin plate on which chips and other electronic components can be placed

Answer 5

printed circuit board/PCB

Question 6

a small circuit board that has 64-bit path and holds memory
chips

Answer 6

dual in-line memory module
(DIMM)

Question 7

a key that enters a blank area between letters or words / a long key on a computer keyboard for making a blank between words

Answer 7

spacebar

Question 8

a register in the control unit of a computer which contains the address of the next instruction to be executed, the address being increased by one after each execution unless an instruction to do otherwise occurs

Answer 8

program counter (PC)/instruction
pointer (IP)

Question 9

the built-in software used during a booting process that determines what a computer can do without accessing programs from a disk

Answer 9

basic input output system/BIOS

Question 10

a large computer used for extremely calculation-intensive tasks such simulating nuclear bomb detonations, aerodynamic flows, and global weather patterns / the fastest type of computer which is very expensive and is employed for specialized applications that require immense amounts of calculations

Answer 10

supercomputer

Question 11

a special high-speed buffer storage mechanism, inserted between the CPU and the main memory, which stores copies of the data from frequently used main memory locations

Answer 11

cache

Question 12

a typical component of the CPU that tells the computer’s memory, arithmetic logic unit and input and output devices how to respond to a program’s instructions

Answer 12

control unit/CU

Question 13

a stationary pointing device commonly used on laptop computers

Answer 13

touchpad

Question 14

an electronic device located on the motherboard that issues a steady high-frequency signal that synchronizes all the internal components

Answer 14

system clock

Question 15

a type of data transmission which transports multiple signals at a wide range of frequencies and Internet traffic
types via a single medium, such as a coaxial cable, optical fibre, wireless Internet or satellite / the term used to describe a type of data transmission in which a single medium (wire) can carry several channels at once

Answer 15

broadband

Question 16

a small rubber projection embedded between the keys of the keyboard / a joystick used as a pointing device mounted in a computer keyboard

Answer 16

trackpoint

Question 17

a technology similar to bar codes identification that uses electromagnetic fields to automatically identify and track tags attached to objects

Answer 17

radio-frequency
identification (RFID)

Question 18

an individual responsible for maintaining a multi-user computer system, including a local-area network (LAN)

Answer 18

system administrator/
sysadmin

Question 19

to discover the exact place or position of something

Answer 19

locate

Question 19

to supervise or manage a person or their work, especially in an official capacity

Answer 19

oversee

Question 20

to carry out an instruction or program

Answer 20

execute

Question 21

to make something suitable for a new use or purpose; to modify

Answer 21

adapt

Question 22

to change or make something from one format or system to another (e. g. data)

Answer 22

convert

Question 23

to convert information or an instruction into a particular form

Answer 23

encode

Question 24

to transmit video and audio material over the Internet as a steady, continuous flow

Answer 24

stream

Question 25

to pass light over a picture or document using a special input device in order to copy it and put it in the memory of a computer

Answer 25

scan

Question 26

to fit together the separate component parts of hardware

Answer 26

assemble

Question 27

a special, high-speed storage area within the CPU where all data must be represented before it can be processed / instructions held in CPU, small data built into processor

Answer 27

register

Question 28

retains its contents when power is turned off

Answer 28

read-only memory (ROM)

Question 29

a synonym for non-volatile

Answer 29

permanent

Question 30

a short-range wireless technology used for exchanging data between fixed and mobile devices / a wireless technology standard for exchanging data over short distances from fixed and mobile devices, and building PANs

Answer 30

Bluetooth

Question 31

a synonym for volatile / memory that loses its contents when the power is turned off including all RAM except the CMOS RAM used for the BIOS

Answer 31

temporary

Question 32

memory that loses its contents when the power is turned off

Answer 32

RAM

Question 33

the part of a computer that performs all arithmetic computations

Answer 33

ALU

Question 34

a stick that pivots on a base and reports its angle or direction to the device it is controlling

Answer 34

joystick

Question 35

a type of electronic display that the user can control through simple or multi-touch gestures

Answer 35

touchscreen

Question 36

an acoustic-to-electric transducer that converts sound into an electrical signal

Answer 36

microphone

Question 37

feeds or streams its image in real time to or through a computer to computer network

Answer 37

webcam

Question 38

enables a user to hand-draw images, animations and graphics, with a special pen- like instrument

Answer 38

graphics tablet

Question 39

a pointing and drawing device shaped like a pen

Answer 39

stylus

Question 40

encodes digital images and videos digitally and stores them for later reproduction

Answer 40

digital camera

Question 41

a device that converts printed text to a digital image

Answer 41

scanner

Question 42

a portable device capable of storing and playing media such as audio, images, and video files

Answer 42

portable media player (PMP)

Question 43

a stationary pointing device, commonly used on laptop computers

Answer 43

touchpad

Question 44

a monitor that has no processing capabilities; an output device that accepts data from the CPU

Answer 44

(dumb) terminal

Question 45

an opening in a computer where a circuit board can be inserted to add new capabilities to the computer

Answer 45

expansion slot

Question 46

a small device able to be connected to and used with a computer especially to allow access to wireless broadband or use of protected software

Answer 46

dongle

Question 47

a machine-readable representation of the UPC (Universal Product Code)

Answer 47

barcode

Question 48

a third-party entity that manages and distributes software-based services and solutions to customers across a wide area network from a central data center

Answer 48

ASP (Application Service Provider)

Question 49

A technology similar in theory to bar codes identification. With it, the electromagnetic or electrostatic coupling in the RF portion of the electromagnetic spectrum is used to transmit signals

Answer 49

RFID (radio-frequency identification)

Question 50

a round magnetic plate that constitutes part of a hard disk

Answer 50

platter

Question 51

to pass information from one place to another

Answer 51

transmit

Question 52

to transfer data from one computer to another, typically to one that is larger or remote from the user or functioning as a sever

Answer 52

upload