CBSE Class 6 Computer Science Components of Computers MCQs Set A

Question. Which part of computer system gives result as an output to the user?
(a) Memory
(b) Input Unit
(c) Control Unit
(d) Output Unit

Answer: D

Question. Which memory stores permanent data in computer system?
(a) Primary Memory
(b) RAM
(c) Secondary Memory
(d) All of above

Answer: C

Question. Which is a part of CPU?
(a) Control Unit
(b) Memory Unit
(c) ALU
(d) All of above

Answer: D

Question. Which part of computer system accepts input from the user?
(a) Input Unit
(b) Output Unit
(c) Control Unit
(d) None of these

Answer: A

Question. Which is a most powerful type of computer?
(a) Mainframe Computer
(b) Mini Computer
(c) Micro Computer
(d) Super Computer

Answer: D

True/False:

Question. Intermediate results of processing are stored in storage.
Answer: True

Question. Memory is of two types: Primary and Secondary.
Answer: True

Question. A Control Unit can do mathematical and logical operations
Answer: False

Question. A Computer is an electronic machine.
Answer: True

Question. Process of entering data and programs in computer is called Output.
Answer: False

Write the full forms:

Question. ALU :
Answer: Arithmetic and Logic Unit

Question. RAM :
Answer: Random Access Memory

Question. ROM :
Answer: Read Only Memory

Question. CPU :
Answer: Central Processing Unit

Question. LCD :
Answer: Liquid Crystal Display

Question. CU :
Answer: Control Unit

Question. MU :
Answer: Memory Unit

Question. IPO :
Answer: Input Processing Output