16.a small device that a user in order to point to a place on a display screen and to select one or more actions to take from that position
A) Keyboard
B) Epad
C) Mouse
D) EPen
ANSWER: C

18.A device that portrays monitor output onto a white or silver fabric screen that is wall ceiling or tripod mounted
A) Monitor
B) Screen Layout
C) Projector
D) Digital LED 
ANSWER: C

19.is the main printed circuit board PCB found in computers and other expandable systems.
A) Motherboard
B) Circuit Panel
C) Caps Panel
D) Ciruit Trail
ANSWER: A

20.is a device that accepts text and graphic output from a computer and transfers the information to documentation.
A) Stylus Pen and Pad
B) Projector
C) Printer
D) Monitor
ANSWER: C

23.is the place in a computer where the operating system, application programs, and data in current use are kept so that they can be quickly reached by the computers processor.
A) Hard Disk Drive
B) Universal Serial BUS
C) Random Access Memory
D) Read Only Memory
ANSWER: C

24.converts mains AC to low voltage regulated DC power for the internal components of a computer.
A) Power Supply Unit
B) Auto Voltage Regulator
C) Uninterruptable Power Supply
D) All The Above
ANSWER: A

52.is a type of computer program that is designed to run a computer's hardware and application programs.
A) System software
B) Application Software
C) WEB Software
D) All the above
ANSWER: A

54.a computer program designed to perform a group of coordinated functions, tasks, or activities for the benefit of the user.
A) System software
B) Application Software
C) WEB Software
D) All the above
ANSWER: B