福師秋《計算機體系結構》在線作業(yè)二（Fushi qiu computer architecture online homework ）

1、福師11秋計算機體系結構在線作業(yè)二（Fushi 11 qiu computer architecture online homework 2）Long love openg: Fujian normal universityFushi computer architecture online job 2Single topic selection1. The external device of the disk is suitable for connecting ().A. array multichannel channel or select channelB. Byte multic

2、hannel channel or selection channelC. Multi-channel or byte multichannel channelD. Any kind of channelAnswer: A,2. The external device of the disk is suitable for connecting ().A. array multichannel channel or select channelB. Byte multichannel channel or selection channelC. Array multiplexing or by

3、te-multiplexer channelsD. Any kind of channelAnswer: A,3. Static pipeline means ().A. there is only one function lineB. An assembly line that cannot be changedC. A functional multifunctional assembly line can only be completedD. Multi-function pipeline can be performed simultaneouslyAnswer: CWhen pr

4、ogrammers write programs, the address they use is ().A. main memory addressLogical addressC. Physical addressD. effective addressAnswer: B5. For virtual memory page replacement, and stack type is ().A. random methodB. contiguous directory methodC. Comparative methodD. The most recent unusedAnswer: D

5、6. In the case of the same machine word length and the number of digits, the number of floating-point Numbers is small, which can make floating point Numbers ().A. The loss of precision during operation is reducedB. The number on the number line is denserC. The range of expressions is increasedD. Th

6、e number of Numbers increasesAnswer: B7. The lowest priority for IBM 370 system interrupt response is ().A. machine check interruptB. external interruptC. I/O interruptD. redrive interruptsAnswer: D8. The address the programmer USES when writing a program is ().A. main memory addressB. logical addre

7、ssPhysical addressD. effective addressAnswer: B9. Using the Cache memory of the group linked image, the method of address transformation is ().A. Table transformationB. Comparative methodC. a page table methodD. the stack methodAnswer: A,10. In the hierarchy of computer systems, from the lower to th

8、e upper levels, the relative order at all levels should be ().A. Assembler language machine level - operating system machine level - advanced language machine levelB. Micro-program machine level - machine level of traditional machine language - assembler language machine levelC. Traditional machine

9、language machine level - advanced language machine level - assembler language machine levelD. assembly language machine level - application language machine level - advanced language machine levelAnswer: B11. A heterogeneous multiprocessor family () that can realize job and task-level parallelism.A.

10、 MISDB. SIMDC. MIMDD. SISDAnswer: C12. Computer system structure does not include ().A. Main storage speedB. Machine working conditionInformation protectionD. data presentationAnswer: A,13. The IBM 370 I/O processor USES ().A. program control I/O modeB. the DMA wayC. Peripheral processor modeD. Chan

11、nel modeAnswer: D14. The one time overlap between instructions is wrong ().A. Only execution k overlaps with analysis k + 1B. analyze k and immediately start executionC.The analysis k + 1 should be equal to the k timeD. all you need is a set of instructions to analyze the parts and the execution par

12、tsAnswer: B15. The average error in the overdischarge method is ().A. truncation methodB. rounding methodC. constant 1 methodD. ROM lookup methodAnswer: A,Whats not transparent to the system programmer is ().A. Cache memoryB. The width of different data paths of the serial machineC. Command buffer r

13、egisterD. virtual memoryAnswer: D17. The equivalent access speed of virtual memory is independent of ().A. page address flowB. Paging strategyThe capacity of the main memoryD. Auxiliary storage capacityAnswer: D18. For virtual memory page replacement, and for the stack type is ().A. random methodB.

14、contiguous directory methodC. Comparative methodD. The most recent unusedAnswer: D19. The optimal coding method for operation codes in computers is ().A. Huffman codeB. ASCIIC. BCDD. extend the operation codeAnswer: D20. The commonly used address image of virtual memory is ().A. all connectedB. segm

15、entOf C.D. directlyAnswer: A,Multiple choice1. There are several kinds of processing machine interconnection.A. the busB. Interconnection of the ringC. Cross switchD. multi-port storageAnswer: the ABCD2. Different multilevel networks are reflected in () different.A. The number of switches usedB. Top

16、ological structureC. Control modeD. Number of nodesAnswer: ABCThere are two basic configurations for multiprocessors.A. tightly coupledB. loose couplingC. transparentD. opaqueAnswer: AB4. Custom data is divided into two categories.A. Symbol dataB. data descriptorsC. Flag descriptorD. Data character

17、dataAnswer: AB5. The basic requirement for evaluating memory performance is ().A. the large capacityB. high speedC. low priceD. high configurationAnswer: ABC6. There are several forms of interconnection between multiple processing machines ().A. the busB. Interconnection of the ringC. Cross switchD.

18、 multi-port memoryAnswer: the ABCD7. The following may not be consistent with the cache ()A. Share can write dataB. process migrationC. I/o operationsD. program moreAnswer: ABC8. In order to interpret two or more adjacent instructions, the commonly used control is ().A. parallelB. overlapC. waterD.

19、the linearAnswer: the BCThe main consideration of the page replacement algorithm is ()A. High main save percentageB. Easy to implementC. Low software costD. hardware costs are lowAnswer: the ABCD10. The multi-processing operating system has () two classes.A. master-slave typeB. independent typesC. i

20、ndependent and floating typeD. the floating typeAnswer: the ACDTrue or false1. In a tightly coupled multiprocessor, there is no parallel between the two processing segments running on the machine that write - write data output, but can be exchanged for serial.A. mistakesB. rightAnswer: A,2. Single m

21、ulti-byte memory has only one memory.A. mistakesB. rightAnswer: B3. Cache memory can be used to increase the Cache capacity if it is not nearly as fast as the first level of Cache.A. mistakesB. rightAnswer: B4. In a tightly coupled multiprocessor, there is no parallel between the program segments of

22、 the processor running and the reading data after the first write.A. mistakesB. rightAnswer: B5. The probability of block collision of the Cache group is higher than that of the direct image.A. mistakesB. rightAnswer: A,6. Between the adjacent vector instructions of cray-1 vector machine, there is n

23、o vector register using conflict, and there is no assembly line functional component contention, and they can be parallel in parallel.A. mistakesB. rightAnswer: B7. Page failure requests can be detected at the end of each instruction to see if the page is turned.A. mistakesB. rightAnswer: A,8. In a

24、tightly coupled multiprocessor, there is no parallel between the program segments of the processor running and the reading data associated with the first write.A. mistakesB. rightAnswer: B9. As long as sub-processes are further subdivided, the throughput rate can be further improved.A. mistakesB. ri

25、ghtAnswer: A,Pipeline scheduling is to see how to schedule various tasks into the assembly line, making the single-function linear pipeline have high throughput and efficiency.A. mistakesB. rightAnswer: A,11. The address space refers to the set of all storage units accessible by any process in the s

26、ame address space or in a different address space.A. mistakesB. rightAnswer: B12. Between adjacent vector instructions of cray-1 vector machine, there is no vector register using conflict, and there is no assembly line functional component contention, and they can be parallel in parallel.A. mistakes

27、B. rightAnswer: B13. In a tightly coupled multiprocessor, both of the program segments running on the processor have written - write data output, which can not be parallel, but can be exchanged for serial.A. mistakesB. rightAnswer: A,14. When data is transmitted, the data width should be single or single byte.A. mistakesB. ri