LogoLearning For Everyone
Take Quiz
Contact Us
Related Topics
Related Topics
Selected Topic: All
1. Operation code field is present in :
Choose the correct option:

  • a) programming language instruction

  • b) assembly language instruction

  • c) machine language instruction

  • d) none of the mentioned

Machine language instruction format has one or more fields. The first one is the operation code field.

2. A machine language instruction format consists of
Choose the correct option:

  • a) Operand field

  • b) Operation code field

  • c) Operation code field & operand field

  • d) none of the mentioned

Machine language instruction format has both the fields.

3. The length of the one-byte instruction is
Choose the correct option:

  • a) 2 bytes

  • b) 1 byte

  • c) 3 bytes

  • d) 4 bytes

This format is only one byte long.

4. The instruction format ‘register to register’ has a length of
Choose the correct option:

  • a) 2 bytes

  • b) 1 byte

  • c) 3 bytes

  • d) 4 bytes

This format is 2 bytes long.

5. The R/M field in a machine instruction format specifies
Choose the correct option:

  • a) another register

  • b) another memory location

  • c) other operands

  • d) all of the mentioned

The LSBs(least significant bits) from 0 to 3 represent R/M field that specifies another register or memory location i.e. the other operand.

Items per page: