Question
a.
PUSHF
b.
IRET
c.
POPF
d.
PUSHF and POPF
Posted under Microprocessor
Engage with the Community - Add Your Comment
Confused About the Answer? Ask for Details Here.
Know the Explanation? Add it Here.
Q. The instruction that is unable to set or read the VM (Virtual Mode) bit is
Similar Questions
Discover Related MCQs
Q. If the CKM pin of 80387 is high, then 80387 is operated in
View solution
Q. The unit that handles the data and directs it to either FIFO or instruction decoder depending on the bus control logic directive is
View solution
Q. The unit that is responsible for carrying out all the floating point calculations, allotted to the coprocessor by 80386, is
View solution
Q. The sizes of instruction and data pointer registers of 80387 respectively are
View solution
Q. To inform 80387 that the CPU wants to communicate with NPS1, the NPS1 line is directly connected to
View solution
Q. Which of the following is not a newly added instruction of 80386, that are not present in 80286?
View solution
Q. The BSF (bit scan forward) instruction scans the operand in the order
View solution
Q. The BSR (bit scan reverse) instruction scans the operand in the order
View solution
Q. If a ‘1’ is encountered when an operand is scanned by BSF, then
View solution
Q. If a ‘1’ is not encountered when an operand is scanned by BSR, then
View solution
Q. Which of the following is not a bit test instruction?
View solution
Q. In case of BT instruction, if the bit position in the destination operand specified by the source operand, is ‘1’, then
View solution
Q. Which of the following is not a conditional set byte instruction?
View solution
Q. The instruction that shifts the specified number of bits in the instruction, from the upper side of the source operand into the lower side of the destination operand is
View solution
Q. The instruction that shifts 8 LSB bits of ECX into the MSB positions of EAX, one by one starting from LSB of ECX is
View solution
Q. The first processor with an inbuilt floating point unit is
View solution
Q. Which of the following signal is handled by bus control and request sequencer?
View solution
Q. The unit that subjects the processor operation to boundary scan tests is
View solution
Q. The management of the virtual memory of the system and adequate protection to data or codes in the physical memory is provided by
View solution
Q. The flag that is added to 80486 in additional to the flags similar to 80386 is
View solution
Suggested Topics
Are you eager to expand your knowledge beyond Microprocessor? We've curated a selection of related categories that you might find intriguing.
Click on the categories below to discover a wealth of MCQs and enrich your understanding of Computer Science. Happy exploring!
