Computer MCQS

471. Which printers strike on paper when printing?
(A) Impact
(B) Non-Impact
(C) Laser
D) None of the above

472. A form of semiconductor memory in which it’s possible to change the contents of selected memory locations by the process of applying electric signals is called?
(A) RAM
B) EAROM
(C) EPROM
(D) ROM

473. EAROM is the example of?
(A) Semiconductor storage device
B) Storage device
(C) Semi-storage disk
(D) None of the above

474. The IETF standards documents are called:
A. RFC
B. RCF
C. ID
D. None of the mentioned

475. In the layer hierarchy as the data packet moves from the upper to the lower layers, headers are:
A. Added
B. Removed
C. Rearranged
D. Modified

476. The structure or format of data is called:
A. Syntax
B. Semantics
C. Struct
D. None of the mentioned

477. Communication between a computer and a keyboard involves ________transmission:
A. Automatic
B. Half-duplex
C. Full-Duplex
D. Simplex

478. The first network:
A. CNNET
B. NSFNET
C. ASAPNET
D. ARPANET

479. Which of these is not a network edge device?
A. PC
B. Smartphones
C. Servers
D. Switch

480. A set of rules that govern data communication:
A. Protocols
B. Standards
C. RFCs
D. None of the mentioned