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What are the basic steps needed to execute an instruction by the processor?
Ans: The basic steps needed to execute an instruction by the processor are:
A) First fetch the contents of the memory location pointed to by the PC. They are loaded into the IR register.
IR←[[PC]]
B) Supposing that the memory is byte addressable, increment the contents of the PC by
4, that is PC← [PC} + 4
c) In last Carry out the action specified by the instruction in the IR.
Give hardware organization of two-stage pipeline?
Inter suffer Buffer
Explained the role of cache memory in pipeline?
Ans: cache memory is used to solve the memory access problem. When cache is inserted in the processor the access time to the cache is typically the same time required to perform other basic operation inside the processor.
Subtraction of 01000-01001 using 2's complement method. Ans. Firstly 1's complement of 01001 is 10110 and 2's complement is 10110+ 1 =10111. Thus 01000 = 01000 - 01001
write a program that counts the number of occurrences of the string in the n-th Padovan string P(n)
The following branch prediction algorithms are suggested: 1) Guess that the branch will be taken if the previous one was taken; predict not taken otherwise. 2) Guess that the
Q. What is Unique port number? A port is an extra 16-bit number which uniquely identifies particular service on any given machine on Internet. Port numbers are 16 bit wide, con
Buses: Execution of 1 instruction need the following 3 steps to be performed by the CPU: I. Fetch the contents of the memory location pointed at by the computer syst
Why disable statements are not allowed in functions? If disble statement is used in function,it invalids function and its return value. So disable statements aren't
What is MASK OPERATION The mask operation is similar to selective-clear operation except which the bits of Aare cleared only where there are corresponding 0's in register B. th
write an assembly language program for fibonacci series?
Subtraction 11011-11001 using 2's complement. Ans. 11011 - 11001 = A - B 2's complement of B = 00111 1 1 0 1 1 + 0 0 1 1 1 1 0 0 0 1 0 Ignore carry to get answer as 00010 = 2.
tell some thing about htmleditor in extjs whether it contains attachment button or not
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