1
GATE CSE 2002
MCQ (Single Correct Answer)
+1
-0.3
In serial data transmission, every byte of data is padded with a $$‘0’$$ in the beginning and one or two $$‘1’s$$ at the end of byte because
A
Receiver is to be synchronized for byte reception
B
Receiver recovers lost $$‘0’s$$ and $$‘1’s$$ from these padded bits
C
Padded bits are useful in purity computation
D
None of the above
2
GATE CSE 2001
MCQ (Single Correct Answer)
+1
-0.3
A processor needs software interrupt to
A
Test the interrupt system of the processor
B
Implement co-routines
C
Obtain system services which need execution of privileged instructions
D
Return from subroutine
3
GATE CSE 1998
MCQ (Single Correct Answer)
+1
-0.3
Which of the following device should get higher priority on assigning interrupts?
A
Hard disk
B
Printer
C
Keyboard
D
Floppy disk
4
GATE CSE 1998
MCQ (Single Correct Answer)
+1
-0.3
Which of the following is true?
A
Unless enabled, a $$CPU$$ will not be able to process interrupts.
B
Loop instructions cannot be interrupted till they complete.
C
A processor checks for interrupts before executing a new instruction.
D
Only level triggered interrupts are possible on microprocessors.
GATE CSE Subjects
Software Engineering
Web Technologies
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