Q. In Little Endian data format, the data is stored as

View solution

Q. The datatype that the 80486 does not support is

View solution

Q. The major limitation of 80386-387 system is

View solution

Q. The flag that is added to 80486 in additional to the flags similar to 80386 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 unit that subjects the processor operation to boundary scan tests is

View solution

Q. Which of the following signal is handled by bus control and request sequencer?

View solution

Q. The first processor with an inbuilt floating point unit 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 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. Which of the following is not a conditional set byte 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 bit test instruction?

View solution

Q. If a ‘1’ is not encountered when an operand is scanned by BSR, then

View solution

Q. If a ‘1’ is encountered when an operand is scanned by BSF, then

View solution

Q. The BSR (bit scan reverse) instruction scans the operand in the order

View solution

Q. The BSF (bit scan forward) instruction scans the operand in the order

View solution

Q. Which of the following is not a newly added instruction of 80386, that are not present in 80286?

View solution

Q. To inform 80387 that the CPU wants to communicate with NPS1, the NPS1 line is directly connected to

View solution

Q. The sizes of instruction and data pointer registers of 80387 respectively are

View solution