WGU C952 2026-2027 Comprehensive
Frequently Tested Questions With Verified
Multiple Choice and Conceptual Actual 100%
Correct Detailed Answers
Guaranteed Pass!!Current Update!!
1. ARM Architecture
Which of the following statements about ARM architecture is correct?
A. It only supports 32-bit instructions
B. It cannot support compressed instructions
C. It can support 16-bit instructions
D. It is limited to desktop processors
Correct answer: C
2. Multiprocessor
What is the correct definition of a multiprocessor system?
A. A computer with multiple cores on a single CPU
B. A computer that executes one process at a time
C. A computer with more than one CPU
D. A system with multiple cache levels
Correct answer: C
,3. Uniform Memory Access (UMA)
Which statement best describes a Uniform Memory Access (UMA) architecture?
A. Memory access time varies depending on the processor
B. Each processor has its own private memory
C. Latency to any memory location is approximately the same for all processors
D. Memory is accessed through dedicated parity disks
Correct answer: C
4. Non-Uniform Memory Access (NUMA)
What is a key characteristic of NUMA systems?
A. All processors experience equal memory latency
B. Memory access time varies due to hardware architecture
C. Only one processor can access memory at a time
D. Memory access is controlled by RAID levels
Correct answer: B
5. Loop Unrolling
What is the primary purpose of loop unrolling?
A. To reduce memory size
B. To improve branch prediction accuracy
C. To increase performance by executing multiple loop iterations together
D. To prevent cache misses entirely
Correct answer: C
6. Blocking
In computer architecture, blocking is mainly used to:
,A. Increase processor clock speed
B. Reduce cache miss rate by improving data locality
C. Prevent instruction pipelining
D. Eliminate the need for virtual memory
Correct answer: B
7. Set Associative Cache
What best describes a set associative cache?
A. Each memory block can be placed in only one cache location
B. Each memory block can be placed anywhere in the cache
C. Each memory block can be placed in a fixed number of cache locations
D. Cache memory is divided into variable-size blocks
Correct answer: C
8. RAID 0 (Disk Striping)
Which statement about RAID 0 is correct?
A. It provides data redundancy
B. It can tolerate one disk failure
C. It improves performance but offers no fault tolerance
D. It requires a minimum of three disks
Correct answer: C
9. RAID 1 (Mirroring)
What is the main advantage of RAID 1?
A. Increased storage capacity
B. Improved write performance
, C. Data redundancy through disk mirroring
D. Parity-based error correction
Correct answer: C
10. RAID 2
Why is RAID 2 considered obsolete?
A. It lacks fault tolerance
B. It uses bit-level striping with dedicated Hamming-code parity
C. It requires only one disk
D. It does not support parallel access
Correct answer: B
11. RAID 3
Which feature characterizes RAID 3?
A. Block-level striping with distributed parity
B. Disk mirroring
C. Byte-level striping with dedicated parity
D. Bit-level striping without redundancy
Correct answer: C
12. RAID 4
What distinguishes RAID 4 from earlier RAID levels?
A. It uses distributed parity
B. It employs block-level striping with dedicated parity
C. It offers no fault tolerance
D. It mirrors data across disks
Frequently Tested Questions With Verified
Multiple Choice and Conceptual Actual 100%
Correct Detailed Answers
Guaranteed Pass!!Current Update!!
1. ARM Architecture
Which of the following statements about ARM architecture is correct?
A. It only supports 32-bit instructions
B. It cannot support compressed instructions
C. It can support 16-bit instructions
D. It is limited to desktop processors
Correct answer: C
2. Multiprocessor
What is the correct definition of a multiprocessor system?
A. A computer with multiple cores on a single CPU
B. A computer that executes one process at a time
C. A computer with more than one CPU
D. A system with multiple cache levels
Correct answer: C
,3. Uniform Memory Access (UMA)
Which statement best describes a Uniform Memory Access (UMA) architecture?
A. Memory access time varies depending on the processor
B. Each processor has its own private memory
C. Latency to any memory location is approximately the same for all processors
D. Memory is accessed through dedicated parity disks
Correct answer: C
4. Non-Uniform Memory Access (NUMA)
What is a key characteristic of NUMA systems?
A. All processors experience equal memory latency
B. Memory access time varies due to hardware architecture
C. Only one processor can access memory at a time
D. Memory access is controlled by RAID levels
Correct answer: B
5. Loop Unrolling
What is the primary purpose of loop unrolling?
A. To reduce memory size
B. To improve branch prediction accuracy
C. To increase performance by executing multiple loop iterations together
D. To prevent cache misses entirely
Correct answer: C
6. Blocking
In computer architecture, blocking is mainly used to:
,A. Increase processor clock speed
B. Reduce cache miss rate by improving data locality
C. Prevent instruction pipelining
D. Eliminate the need for virtual memory
Correct answer: B
7. Set Associative Cache
What best describes a set associative cache?
A. Each memory block can be placed in only one cache location
B. Each memory block can be placed anywhere in the cache
C. Each memory block can be placed in a fixed number of cache locations
D. Cache memory is divided into variable-size blocks
Correct answer: C
8. RAID 0 (Disk Striping)
Which statement about RAID 0 is correct?
A. It provides data redundancy
B. It can tolerate one disk failure
C. It improves performance but offers no fault tolerance
D. It requires a minimum of three disks
Correct answer: C
9. RAID 1 (Mirroring)
What is the main advantage of RAID 1?
A. Increased storage capacity
B. Improved write performance
, C. Data redundancy through disk mirroring
D. Parity-based error correction
Correct answer: C
10. RAID 2
Why is RAID 2 considered obsolete?
A. It lacks fault tolerance
B. It uses bit-level striping with dedicated Hamming-code parity
C. It requires only one disk
D. It does not support parallel access
Correct answer: B
11. RAID 3
Which feature characterizes RAID 3?
A. Block-level striping with distributed parity
B. Disk mirroring
C. Byte-level striping with dedicated parity
D. Bit-level striping without redundancy
Correct answer: C
12. RAID 4
What distinguishes RAID 4 from earlier RAID levels?
A. It uses distributed parity
B. It employs block-level striping with dedicated parity
C. It offers no fault tolerance
D. It mirrors data across disks
