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Tuesday, February 15, 2011

CS401 Final Term Current Paper (Feb 2011)

CS401 Final Term Current Paper (Feb 2011)

Q no 41 Write down purpose of JNZ instruction? (2)

Q no 42 How many bytes floppy root directory entry has? (2)

Q no 43 Write the programmer view of processor? (2)

Q no 44 What is scheduler? (2)

Q no 45 Write the names of any two descriptor? (3)

Q no 46 Define the protected mode? (3)

Q no 47 Write the algorithm of multiplication of two 4 bits number? (3)

Q no 48 How threads are register in the scheduler? (3)

Q no 49 INT 14 serial with character to port (5)

AH=………………

AL=……………..

AX=………………

Q no 50 Define the debugger. How to run the debugger tell the command, and all its parts? (5)

Q no 51 Write the code of "break point interrupt routine"? (5)

Q no 52 Describe the format of interrupt descriptor? (5)

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