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CS501 VU Solved Quiz No. 1 Spring 2012

Which instruction is used to store register to memory using relative address?
Select correct option:
ld instruction
ldr instruction
lar instruction
str instruction

What is the working of Processor Status Word (PSW)?
Select correct option:
To hold the current status of the processor.
To hold the address of the current process
To hold the instruction that the computer is currently processing
To hold the address of the next instruction in memory that is to be executed

Which one of the following is the highest level of abstraction in digital design in which the computer architect views the system for the description of system components and their interconnections?
Select correct option:
Processor-Memory-Switch level (PMS level)
Instruction Set Level
Register Transfer Level
None of the given

 

What functionality is performed by the instruction “lar R3, 36” of SRC?
Select correct option:
It will load the register R3 with the contents of the memory location M [PC+36]
It will load the register R3 with the relative address itself (PC+36).
It will store the register R3 contents to the memory location M [PC+36]
No operation

 

In which of the following instructions the data move between a register in the processor and a memory location (or another register) and are also called data movement?
Select correct option:
Arithmetic/logic
Load/store
Test/branch
None of the given

 

 

Which field of the machine language instruction is the “type of operation” that is to be performed?
Select correct option:
Op-code (or the operation code)
CPU registers
Memory cells
I/O locations




 

What functionality is performed by the instruction “str R8, 34” of SRC?
Select correct option:
It will load the register R8 with the contents of the memory location M [PC+34]
It will load the register R8 with the relative address itself (PC+34).
It will store the register R8 contents to the memory location M [PC+34]
No operation

 

Type A of SRC has which of the following instructions? a) andi, instruction b) No operation or nop instruction c) lar instruction d) ldr instruction e) Stop operation or stop instruction
Select correct option:
(a)& (b)
(b)&(c)
(a)&(e)
(b)&(e)

 

Which of the instruction is used to load register from memory using a relative address?
Select correct option:
ld instruction note Sure
ldr instruction

lar instruction
str instruction

 

Execution time of a program with respect to the processor is calculated as:
Select correct option:
Execution Time = IC x CPI x MIPS
Execution Time = IC x CPI x T
Execution Time = CPI x T x MFLOPS
Execution Time = IC x T

 

Type A of SRC has which of the following instructions? a) andi, instruction b) No operation or nop  instruction c) lar instruction d) ldr

instruction e) Stop operation or stop instruction

(a)& (b)

(b)&(c)

(a)&(e)

(b)&(e)

 

What functionality is performed by the instruction “lar R3, 36” of SRC?

It will load the register R3 with the contents of the m

It will load the register R3 with the relative address itself (PC+36).

It will store the register R3 contents to the memory

No operation

 

 

Which one of the following is a bi-stable device, capable of storing one bit of Information?

Decoder

Flip-flop

Multiplexer

Diplexer

 

Which instruction is used to store register to memory using relative address?

ld instruction
ldr instruction
lar instruction
str instruction

 

Almost every commercial computer has its own particular ———- language

3GL

English language

Higher level language

assembly language

 

For the __________ type instructions, we require a register to hold the data that is to be loaded from the memory, or stored back to the memory

Jump

Control

load/store

None of the given

 

The CPU includes three types of instructions, which have different operands and will need different representations. Which one of the instructions requires two source registers?

Jump and branch format instructions

Immediate format instructions

Register format instructions

 

______ operation is required to change the processor’s state to a known, defined value.

Change

Reset

Update

None of the given

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