MPMC UNIT 1

8085 is a --- bit processor

• 4 bit

• 8 bit

• 12 bit

• 16 bit

The data bus of 8085 is __ bits long.

• 4 bits

• 8 bits

• 12 bits

• 16 bits

The address bus of 8085 is __ bits long

• 4 bits

• 8 bits

• 12 bits

• 16 bits

8085 chip has __ pins.

• 28

• 36

• 40

• 48

8085 microprocessor does not contain which of the following?

• Memory

• ALU

• Register array

• Timing and control unit

Which of the following is not a 8 bit register?

• 'A' register

• 'C; register

• Stack pointer

• 'H' register

Which of the following is not a 16 bit register?

• Program counter

• Stack pointer

• 'HL' register pair

• 'D' register

8085 processor runs at a clock frequency of about

• 1 MHZ

• 3 MHz

• 5 MHz

• 20 MHz

Which of the following is not an 8085 interrupt?

• INTA

• INTR

• TRAP

• RST 7.5

How many memory locations are possible in 8085?

• 8

• 16

• 256

• 65536