MPMC Quiz-1

8086 microprocessor could address __________ of memory

• 1MB

• 2MB

• 64MB

• 64KB

Interrupt vector table reserves first __________ of memory space for RAM

• 4KB

• 3KB

• 1KB

• 2KB

What is the size of the instruction byte queue in 8086

• 4 Bytes

• 6 Bytes

• 8 Bytes

• 10 Bytes

How many number of I/O ports an 8086 can address

• 2^8

• 2^10

• 2^2

• 2^16

In Minimum mode of operation, what is the signal at pin MN/MX_

• None

• Logic 0 or Logic 1

• Logic 0

• Logic 1

What is type 1 interrupt

• Divide by zero

• 1 byte break point

• Single Step

• Continuous execution

If directional flag DF is '0', the operation is called

• Auto decrement

• Auto Increment

• Increment by 2

• Decrement by 2

What is the size of memory bank (even/odd) in 8086 system

• 512 Kb

• 128 Kb

• 256 Kb

• 1 Mb

In 8086 what is the size of each segment?

• 16 Kb

• 64 Kb

• 50 Kb

• 24 Kb

Stack pointer always points to the ____ of the stack

• None

• Middle

• Top

• Bottom