STUPIDSID
Solve any one question from Q.1(a,b,c) &Q.2(a,b,c)
1(a)
What is the use of following instructions?
i) Wait
ii) Lock
i) Wait
ii) Lock
2 M
1(b)
Explain segement address translation in detail.
4 M
1(c)
Draw and explain segment descriptor.
6 M
2(a)
What is use of Direction Flag?
2 M
2(b)
Draw and explain the system address and system segment registers.
4 M
2(c)
Explain the following instructions, mention flags affected:
i) CWD
ii) BT
iii) LAHF
i) CWD
ii) BT
iii) LAHF
6 M
Solve any one question from Q.3(a,b,c) & Q.4(a,b,c)
3(a)
List the registers and data structures that are used in multitasking.
2 M
3(b)
Differentiate between memory mapped I/O and I/O mapped I/O.
4 M
3(c)
Explain what happens when interrupt calls a procedure as an interrupt handler.
6 M
4(a)
Write two mechanisms that provide protections for I/O functions.
2 M
4(b)
What is IDT and how to locate IDT?
4 M
4(c)
Explain the different exception conditions-Faults, Traps and Aborts.
6 M
Solve any one question from Q.5(a,b,c) & Q.6(a,b,c)
5(a)
Write short note on "Task Switch Breakpoint".
3 M
5(b)
Write short note on " Protection within a V86 task".
4 M
5(c)
Explain various debugging features of 80386.
6 M
6(a)
Write short note on " General Detect Fault".
3 M
6(b)
Which bit of EFLAG is indicates V86 mode? Explain, how hardware and software cooperate with each other to emulate V86 mode?
4 M
6(c)
Explain, how test registers are used in testing TLB?
6 M
Solve any one question from Q.7(a,b,c) &Q.8(a,b,c)
7(a)
Explain following signals
i) ADS#
ii) READY#
iii) NA#
i) ADS#
ii) READY#
iii) NA#
3 M
7(b)
Write note on CLK2 and internal processor clock.
4 M
7(c)
Which data types are supported by 80387?
6 M
8(a)
Explain following signals
BE0# through BE3#.
BE0# through BE3#.
3 M
8(b)
Explain following signals
i) PEREO
ii) BUSY#
iii) ERROR#
i) PEREO
ii) BUSY#
iii) ERROR#
4 M
8(c)
Draw read cycle with pipelined address timing.
6 M
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