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WorksheetsECE522 QUIZ 2
Total questions: 20
Worksheet time: 18mins
Following is the key characteristics of Computer Memory Systems EXCEPT
Location
Capacity
Unit of Transfer
Power Requirement
This statement is describing which access method?
"Individual addresses identify locations exactly and access time is independent of previous access"
Associative
Random
Sequential
Direct
This statement is describing which access method?
"Individual block has unique address and access is jumping to vicinity plus a sequential search"
Associative
Direct
Random
Sequential
What happen when we go up the memory hierarchy?
Decreasing cost per bit
Increasing frequency of access
Decreasing access time
Increasing capacity
The diagram shows which type of cache mapping method?
Direct
Fully Associative
Set Associative
Which write policy is described in this statement?
"All writes go through main memory as well as cache"
Write through
Write back
Write coherence
What is the advantage of multiple zone recording used in magnetic disk?
Increase durability
Decrease cost
Increase speed
Increase capacity
What is one of the objective of OS?
Covenience
Precision
Accuracy
Management
The following are OS services, EXCEPT
Program execution
Memory Management
Program creation
Access to I/O devices
This statement is describing which OS type?
"User/programmer interacts directly with the computer to request the execution of a job or to perform a transaction"
Batch
Single program
Interactive
Multi-programming
This figure is about
Uni-programming
Multi-programming
Multi-programming with 3 programs
Time-sharing
Which type of scheduling is given here:
"Determines which programs are submitted for processing"
Medium term
Short term
Long term
Immediate term
If none of the processes in memory are ready (i.e. all I/O blocked), the OS should:
Delete the blocked process
Add new process from intermediate queue
Swap out a blocked process to intermediate queue
Stop all process
Short-term scheduling makes fine-grain decisions of which job to execute next
True
False
Choose ALL elements of an instruction
Opcode
Result Operand
Operand
Previous Instruction Reference
Which of the following is symbolic representation of machine code?
0001011011100011
X = X + Y
ADD X, Y
X <- X+Y
Which of the following add the value contained in location Y to the contents of register R
ADD Y, R
ADD R+Y
ADD R, Y
ADD R and Y
Which of the following needs very long words to hold everything
3 - address instructions
2 - address instructions
1 - address instructions
0 - address instructions
Which addressing mode requires no additional calculations to work out effective address?
Direct Addressing
Indirect Addressing
Register Indirect Addressing
Stack Addressing
Choose ALL addressing modes that have fewer memory access than Indirect Addressing
Register Indirect Addressing
Direct Addressing
Stack Addressing
Immediate Addressing
