MPMC Quiz1

What is data bus size of 8086?

• 8 bit

• 10 bit

• 12 bit

• 16 bit

What is the size of SI register?

• 16 bit

• 8 bit

• 32 bit

• 4 bit

How much memory 8086 can address?

• 64KB

• 64MB

• 1KB

• 1MB

Word length defines

• Size of register

• Size of data bus

• ALU capacity

• All of above

Which is not the control flag

• TF

• DF

• PF

• IF

How many segments an 8086 can address at any given time?

• 4

• 16

• 1

• 2

What is the size of instruction queue in 8086?

• 8 bytes

• 6 bytes

• 4 bytes

• 2 bytes

Which flag defines about D16 position of the result?

• AF

• PF

• ZF

• CF

IP register holds

• Address of the next instruction to be executed

• Address of the current instruction being executed

• Address of the already executed instruction

• Address of the last instruction

Which control flag determines the string direction?

• IF

• TF

• OF

• None of the above