Basic Computer Knowledge Questions with Answers
17-What is the meaning of the term ‘Processing’?
(A) Typing in keyboard
(B) Converting raw data into the desired information
(C) Taking a printout from a printer
(D) Feeding the information
18-What is the speed of computer measured in?
(A) Megabytes
(B) Gigahertz
(C) Kilo-seconds
(D) Nano-seconds
19-What is the common measurement of unit of a computer memory?
(A) Gigabyte
(B) Terabyte
(C) Byte
(D) IQ
20-What is the full form of USB?
(A) Universal Serial Bus
(B) Unidentified System Bus
(C) Universal System Board
(D) Unshielded System Board
21-A detailed flowchart is known as
(A) Union
(B) Micro
(C) Macro
(D) Stack
22-Which register is used as working area in CPU?
(A) Instruction register
(B) Stack pointer
(C) Accumulator
(D) Program counter
23-Which software prevents the external access to a system?
(A) Virus checker
(B) Router
(C) Gateway
(D) Firewall
24-Microprocessor unit or central processor unit consist of
(A) Memory
(B) Control circuitry
(C) ALU
(D) All of the above
25-_______ is designed to solve a specific problem or to do a specific task.
(A) User
(B) Utility Software
(C) System Software
(D) Application Software
26-The memory that is programmed at the time of manufacture is
(A) EEPROM
(B) ROM
(C) PROM
(D) RAM
27-What do you call a program in execution?
(A) Instruction
(B) Task
(C) Process
(D) Command
28-The _______ symbol is used to represent decision in flowchart
(A) Diamond
(B) Circle
(C) Rectangle
(D) None of the above
29-A program –
(A) is a device that performs a sequence of operations specified by instructions in memory
(B) is a sequence of instructions
(C) is the device where information is stored
(D) None of the above
30-Which of the following is not a hardware?
(A) Virtual Router
(B) Motherboard
(C) Cisco Router
(D) Network Switch
31-Diagrammatic or symbolic representation of an algorithm is called
(A) Flowchart
(B) Data-Flow diagram
(C) E-R diagram
(D) None of the above
ANSWERS:
17-(B), 18-(B), 19-(A), 20-(A), 21-(B), 22-(C), 23-(D), 24-(D), 25-(D), 26-(B), 27-(C), 28-(A), 29-(B), 30-(A), 31-(A)