Microprocessor - Intel 8088 - Part 1

Intel 8088 has a measure of 0.33 MIPS. What does it mean?

• It can execute 0.33 million instruction cycles.

• It can execute 0.33 million instructions every second.

• Intel 8088 has a 33% speed compared to MIPS processor

• Intel 8088 has a large 0.33 megabytes instructions per execution cycle.

An 8-bit processor means that it has:

• 8 bit - Data Bus.

• 8 bit - Address Bus

• 8 bit - Internal Register

• 8 bit - Control Bus

MOV AX,[1234H] Type of addressing mode used

• Immediate addressing mode

• direct addressing mode

• register relative mode

• base index mode

NEG (Negate) instruction does the following instuction

• 2s complement

• 1s complement

The register AX is formed by grouping ________

• AH & AL

• BH & BL

• CH & CL

• DH & DL

128 Kilo-byte is equal to ......................bit

• 128 x 10³

• 128 x 8 x 10³

• 128 x 8 x 10⁶

• 128 x 8 x 2¹⁰

The controlling element in a processor is

• Control System/Control Unit

• Instruction Encoder

• Microinstruction Decoder

• Control Module

Which instruction is correct?

• MOV AL,DS

• MOV AL,SS

• MOV IP,AL

• MOV AL,DH

What are the three microprocessor steps?

• Input, processing, output

• Input, storage, output

• Fetch, decode, execute

• Reset, Set, Toggle

The binary number for 128 is_____________.

• 01111111

• 10000000

• 11111111

• 10000001