1.Address of the next instruction can be obtained from Choose one answer. a. Opc

Question

1.Address of the next instruction can be obtained from

Choose one answer.
a. Opcode
b. Program counter
c. Instruction queue
d. Any of the above
2.Memory management operations are performed by
Choose one answer.
a. User
b. Hardware
c. Operating system
d. Programmer
3. The main advantages of register addressing mode are
Choose one answer.
a. Flexibility and Speed
b. Speed and number of address bits
c. Address bits
d. All of the above
4. In the area of operand processing, the most important parts are

Choose one answer.
a. Load/Stores
b. Fetching
c. Arithmetic operations
d. Decoding
5. Post and pre-indexing are done for instructions of indexing and what other addressing mode?
Choose one answer.
a. Immediate
b. Displacement
c. Register
d. Indirect
6. The PDP-8 microinstructions are used for

Choose one answer.
a. Immediate addressing
b. Register reference addressing
c. Memory reference
d. None of the above
7. Symbolic representation of instructions use which type of addressing mode?

Choose one answer.
a. Register addressing
b. Memory addressing
c. Immediate addressing
d. All of the above
8.Major disadvantages in early systems were

Choose one answer.
a. Scheduling
b. Cost
c. All the above
d. Setup time
9. What part of the OS stores utilities or frequently accessed functions?

Choose one answer.
a. Memory
b. Registers
c. Kernel
d. None of the above
10.In the ARM processor, an interrupt can be interrupted by
Choose one answer.
a. Privileged instruction
b. Fast interrupt (FIQ)
c. I/O Interrupt
d. None of the above
11.To represent a floating point number in scientific notation, it requires
Choose one answer.
a. Sign
b. Exponent
c. Significand
d. All of the above

Explanation / Answer

1)d 2) c 3)b 4 c 5 d 6 b 7 b 8 c 9 c 10 a 11 d

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