8086 Architecture and Assembler directives

1. The instructions like MOV or ADD are called as ______

• A. OP-Code

• B. Operators

• C. Operands

• D. None of the mentioned

A machine language instruction format consists of

• A. Operand field

• B. Operation code field

• C. Operation code field & operand field

• D. None of the mentioned

Which of the following are language processors

• A. assembler

• B. compilers

• C. interpreter

• D. All of these

Which of the following assembler directives are used to define a Procedure in the 8086 microprocessor?

• PROCEDURE and ENDP

• STARTP and ENDP

• PROC and ENDPROC

• None of the above

Which is the microprocessor comprises:

• a. Register section

• b. One or more ALU

• c. Control unit

• d. All of these

The acculatator is 16 bit wide and is called:

• a. AX

• b. AH

• c. AL

• d. DL

8086 has------------------number of pins

DI stand for:

• a. Destination index

• b. Defect index

• c. Definition index

• d. Delete index

________ is the most important segment and it contains the actual assembly language instruction to be executed by the microprocessor:

• a. Data segment

• b. Code segment

• c. Stack segment

• d. Extra segment

Which of the following are the two main components of the CPU?

• a. Control Unit and Registers

• b. Registers and Main Memory

• c. Control unit and ALU

• d. ALU and bus