What happens when HLT instruction is executed in processor?

Correct Answer: Three Logic Levels are used and they are High, Low, HIgh impedance state The high and low are normal logic levels & high impedance state is electrical open circuit conditions Tri-state logic has a third line called enable line

Correct Answer: Because of high stability, large Q (Quality Factor) & the frequency that doesn't drift with aging Crystal is used as a clock source most of the times

Correct Answer: In 8086 Carry flag, Parity flag, Ausiliary carry flag, Zero flag, Overflow flag, Trace flag, Interrupt flag, Direction flag, and Sing flag

Correct Answer: 1 Address lines to refer to the address of a block 2 Data lines for data transfer 3 IC chips 4 Processing data

Correct Answer: Main Boot Record is located in sector 0, track 0, head 0, cylinder 0 of the primary active partition

Correct Answer: LIFO (Last In First Out) stack is used in 8085 In this type of Stack the last stord information can be retrieved first

Correct Answer: Accumulator register, Temporary register, Instruction register, Stack Pointer, Program Counter are the various registers in 8085

Correct Answer: IEEE 1394 (Firewire) supports the maximum of 63 connected devices with speeds up to 400 Mbps

Correct Answer: Byte contains 8 combinations of bits

Correct Answer: There are three types of buses Address bus: This is used to carry the Address to the memory to fetch either Instruction or Data Data bus: This is used to carry the Data from the memory Control bus: This is used to carry the Control signals like RD/WR, Select etc