MPI UNIT-I

What is the primary function of a microprocessor?

• To provide power to the system

• To manage network connections

• To serve as the brain of a computer

• To store data permanently

Which microprocessor was introduced by Intel in 1976 as a 16-bit processor?

• 80286

• 80386

• 8086

• 8085

What is the maximum memory capacity that the 8086 microprocessor can access?

• 64 KB

• 16 MB

• 1 MB

• 4 MB

Which of the following is a feature of the 8085 microprocessor?

• 16-bit ALU

• Multiprocessor configuration

• 8-bit data bus

• Supports pipelining

What type of architecture does the 8086 microprocessor use?

• Bus architecture

• Accumulator architecture

• Stack architecture

• Register architecture

Which register in the 8086 microprocessor points to the top of the stack?

• IP

• SP

• BP

• AX

What is the purpose of the instruction queue in the 8086 microprocessor?

• To store data temporarily

• To execute instructions

• To fetch instructions ahead of time

• To manage memory allocation

Which of the following is NOT a type of addressing mode in the 8086 microprocessor?

• Indirect addressing mode

• Direct addressing mode

• Immediate addressing mode

• Sequential addressing mode

What is the function of the ALU in a microprocessor?

• To fetch instructions

• To control input/output devices

• To perform arithmetic and logical operations

• To manage memory

Which of the following microprocessors introduced memory paging?

• 80386

• 80486

• 80286

• 8086