HCL Solved Placement Paper from Networking - Part 1
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1) Piggy backing is a technique for ?
a)Flow control
b)Sequence
c)Acknowledgement
d)Retransmission
Answer is Acknowledgement
2) Virtual address are translated to physical address by?
a)The process
b)The MMU
c)The operating system
d)All the above
Answer is The MMU
3) With a 25MHZ processor how long will an instruction, requiring 3 clock cycles,take to execute?
a)75 nano seconds
b)120 nano seconds
c)120 micro seconds
d)75 micro seconds
Answer is 120 nano seconds
4) Which of the following involve the context switch?
a)All the above
b)System call
c)Privileged instruction
d)floating point exception
Answer is System call
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