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WGU C952 Computer Architecture Pre-Assessment 2023 1.Which access does a register file rely on to properly function?a)Read and write access b)Write only access c)Read only access
d)No access ANS: A
2.What is the binary representation of instructions?a)Machine language b)Assembly language c)Operating system
d)Systems software ANS: A
3.Which feature of the IBM 360/91 was incorporated into the majority of microprocessors developed in the 21st century?a)Branch prediction allowed the processor to proceed with the next instruc- tion.b)Algorithm innovations allowed the improved parallel execution of instruc- tions. 1 / 3
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c)Pipeline innovations allowed for reservation stations and the commit unit.d)Pipeline innovations allowed for dynamically scheduled pipelined
proces- sors. ANS: B
4.Which key design element changed in 2005 to drive continued improve- ments in computing capability?a)Multiprocessor architecture b)Transistor architecture c)DRAM technology
d)Frame buffering ANS: A
5.Which term refers to the same instruction applied to multiple data streams?a)SIMD b)MIMD 2 / 3
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c)SPMD
d)SISD ANS: A
6.What makes vector-based code more efficient than conventional code?a)Usage of LEGv8 architecture code b)Usage of Multimedia extensions (MMX) c)Frequency of pipeline hazards is higher
d)Frequency of pipeline hazards is lower ANS: D
7.Which two elements are required to implement R-format arithmetic logic unit (ALU) operations?a)ALU and register file b)ALU and GPU c)GPU and register file
d)Datapath and COD ANS: A
8.Which component of a computer moderates the action of its other compo- nents?a)Control b)Datapath c)Memory
d)Output ANS: A
9.Given the following 8-bit integer binary variables:
X1 = 11000110
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