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.Management Sciences
Category: Software Engineering Mcqs
In asynchronous serial communication the physical layer provides__________________?
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A. start and stop signalling
B. flow control
C. both A and B
D. none of these
What do you call the smallest controllable element of a picture represented on a computer screen ?
A. Bit
B. Pixel
C. Point
D. Cell
Which of the following devices have a limitation that we can only read it but can not erase or modify it ?
A. Tape drive
B. Hard disk
C. Compact disk
D. Floppy disk
Header of a frame generally contains____________________?
A. synchronization bytes
B. addresses
C. frame identifier
D. all of these
The main system board of a computer is called the _______________________?
A. integrated circuit
B. mother board
C. processor
D. microchip
The main job of a CPU is to_____________________________?
A. carry out program instructions
B. store data / information for future use
C. process data and information
D. both (A) and (B)
The comprehensive software system that builds, maintains and provides acess to a database is_________________?
A. DBMS
B. CPU
C. DASD
D. CAI
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