Microprocessor In order to save accumulator value on the stack, which of the following instruction may be used PUSH A PUSH SP PUSH PSW POP PSW PUSH A PUSH SP PUSH PSW POP PSW ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The stack pointer resides in RAM resides in ROM may be in RAM or ROM resides in microprocessor resides in RAM resides in ROM may be in RAM or ROM resides in microprocessor ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The output data lines of microprocessor and memories are usually tristated because More than one device can transmit information over the data bus by enabling only one device at a time More than one device can transmit over the data bus at the same time The data line can be multiplexed for both input and output It increases the speed of data transfer over the data bus More than one device can transmit information over the data bus by enabling only one device at a time More than one device can transmit over the data bus at the same time The data line can be multiplexed for both input and output It increases the speed of data transfer over the data bus ANSWER DOWNLOAD EXAMIANS APP
Microprocessor When .9432 E – 4 is subtracted from .5452 E – 3 in normalized floating point mode .9432 E – 4 is changed to .09432 E – 3 and .5452 E – 3 is not changed .5452 E – 3 is changed to 5.452 E – 4 but .9432 E – 4 is not changed Both Ihe numbers are changed and their exponents are, made equal to -5 None of the numbers is changed .9432 E – 4 is changed to .09432 E – 3 and .5452 E – 3 is not changed .5452 E – 3 is changed to 5.452 E – 4 but .9432 E – 4 is not changed Both Ihe numbers are changed and their exponents are, made equal to -5 None of the numbers is changed ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The length of bus cycle in 8086/8088 is four clock cycles, T1, T2, T3, T4 and an indeterminate number of wait state clock cycles denoted by Tw. The wait states are always inserted between T1 & T2 T3 & T4 T2 & T3 T4 & T1 T1 & T2 T3 & T4 T2 & T3 T4 & T1 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In a C expression using assignment operators, relational operators and arithmetic operators, the hierarchy of operations (in the absence of parenthesis) is Assignment, relational, arithmetic Relational, assignment, arithmetic Arithmetic, assignment, relational Arithmetic, relational, assignment Assignment, relational, arithmetic Relational, assignment, arithmetic Arithmetic, assignment, relational Arithmetic, relational, assignment ANSWER DOWNLOAD EXAMIANS APP
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