Microprocessor
Assertion(A): Segment override prefix (SOP) is used when a default offset register is not used with its default base segment register but with a different base register. Reason(R): The offset registers IP and SP can never be associated with any other segment registers apart from their respective default segments.

 Both A & R are true and R is the correct explanation of A.
 A is false but R is true.
 Both A & R are true but R is not the correct explanation of A.
 A is true but R is false.

ANSWER DOWNLOAD EXAMIANS APP

Microprocessor
When RET instruction is executed by any subroutine then

 without any operation, the calling program would resume from instruction immediately following the call instruction and also the PC will be incremented after the execution of the instruction.
 the top of the stack will be popped out and assigned to the PC.
 without any operation, the calling program would resume from instruction immediately following the call instruction.
 the PC will be incremented after the execution of the instruction.

ANSWER DOWNLOAD EXAMIANS APP

Microprocessor
The correct sequence of steps in the instruction cycle of a basic computer is

 Fetch, Execute, Decode and Read effective address.
 Fetch, Decode, Read effective address and, Execute.
 Fetch, Read effective address, Decode and Execute.
 Read effective address, Decode, Fetch and Execute.

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Microprocessor