Microprocessor Practice Test 7

1. The 16-bit registers are available with their extended size of 32 bits, by adding the registers with a prefix of

2. The unit that interfaces the internal data bus with the system bus is

3. If the CKM pin of 80387 is high, then 80387 is operated in

4. The segment descriptor contains

5. The segment descriptor register is used to store

6. The VM (virtual mode) flag is to be set, only when 80386 is in

7. The register DR6 hold

8. A decimal digit can be represented by

9. The signal which indicates to the CPU, to fetch a data word for the coprocessor is

10. The flag that is additional in flag register of 80386, compared to that of 80286 is