Riverbed Interview Question for Software Engineer / Developers






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3
of 3 vote

It executes a trap instruction which causes it to change to kernel mode and execute the system call.

- Anonymous June 14, 2010 | Flag Reply
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0
of 0 vote

whenever an API is called from User mode that would require a service from an underlying kernel module, the system traps to kernel mode to execute the requested service.

- Anonymous April 26, 2010 | Flag Reply
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0
of 0 vote

the system calls transfers the control from user program mode which is of low privilege to kernel mode ( high privilege )

- Anonymous April 30, 2010 | Flag Reply


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