CIT309 TMA3

1. …………………. data may be transferred from processor to memory or from memory to processor
*data-memory
*memory-data
*Processor-memory
*Processor-I/O

2 which of the following is not type of parallel processing system
*Single instruction, multiple data (SIMD) stream
*Multiple instruction, multy-single data (MIMSD) stream
*Multiple instructions, multiple data (MIMD) stream
*Single instruction, single data (SISD) stream

3 An execution may consist of the following except ________
*fetch
*direct
*interrupt cycles
*execute cycle

4 The act of switching processor control from one thread to another within the same process can be called ___________
*Thread switch
*Thread change
*Thread busy
*Thread ready

5 ……... is the average number of instructions executed per
cycle
*average per meter
*instruction per minute
*instruction per meter
*instructions per cycle

6 the following except ________ are the basic functional elements of the processor:
*control unit
*AUL
*Registers
*Internal data paths External data paths

7 a sequence of instruction cycle consists of ____ machine instruction per cycle
*one
*two
*three
*four

8 the characteristics of a process is/are: (i)execution/ Scheduling (ii)Resource ownership
*i
*ii
*i and ii
*none of the above

9 An alternative approach, which allows for a high degree of instruction-level parallelism without increasing circuit complexity or power consumption, is called _________
*muitimedia
*multiprocessing
*multithreading
*multitasking

10 ……………... refers to the fact that each step is very simple and accomplishes very little
*micro
*Operation
*instruction
*direct

11 The most important measure of performance of a processor is the rate at which it________
*speed
*executes instruction
*move
*save time

12 The conflict avoidance and the assigning of ready processes to available processors is called_________
*Scheduling
*Memory management
*Synchronization
*Simultaneous concurrent processes

13 The operation of the processor is determined by the following excep ______________
*machine instructions
*instructions it executes
*instruction
*computer instruction

14 ……………… module handles multiple levels of interrupt signals
*Timing control
*Interrupt control
*Signal control
*Serial I/O control

15 ……………… operations are the functional or atomic operations of a processor
*Macro
*Micro
*Micra
*Cycle

16 The execution of multiple threads in parallel at once can be called ________
*muitimedia
*multiprocessing
*multithreading
*multitasking

17 the enhancement of a system performance by adding an additional processor by a user can be called__________
*Scaling
*optimisation
*addition
*Incremental growth

18 Registers are used to store data internal to the processor
*counter
*register
*ALU
*I/O

19 …………….. Acknowledges that the CPU has been reset
*Reset Out
*Reset In
*Reset
*Set

20 Logic that can add 1 to or subtract 1 from the contents of the stack pointer or program counter is/are: (i)Incrementer address latch (ii)decrementer address latch
*i
*ii
*i and ii
*none of the above

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