《计算机专业英语》补考.docx

计算机专业英语复****题
I Multiple choices
How many basic units do today's digital computers consist of?
A. 4 B .5 C. 6 D. 7
Which of the following doesn't belong to the basic unit of a digital computer?
A. memory B. operating system C. ALU D. CPU
Which of the following reads the data and the computing instructions into the computer and prints out the results?
A. operating system B .Special software C. memory D. input/output unit
What two parts does the CPU of a computer include?
A. the ALU and system clock B. the ALU and the controller
C. the ALU and memory D. the ALU and the input/out devices
What are the two major gauges used to access the performance of a CPU?
A. the word length and the memory B. the width of the bus and the memory
C. the word length and the system clock D. the width of the bus and the word length
Which of the following doesn't belong to the internal memory of a computer?
A. the virtual memory B. the hard disk C. the buffer D. the ROM
The quality of the computer display depends on which of the following?
A. the resolution of a CRT B. the price of a CRT C. the material of a CRT D. the size of a CRT
LCD is based on which of the following?
A. CRT B. CPU C. TFT D. monitor
Which of the following is NOT the advantage of a LCD?
A. space-sensitiveness B .weight C. fewer rays D. price
Which of the following does NOT belong to computer softcopy output?
A. audio B. video C. data on paper D. data on a CRT
Which of the following is NOT one of the most commonly used storage devices?
A. a U-disk B. a hard disk C. a floppy disk D. a disk drive
Which of the following prevents floppies from getting hot?
A. capacity and price B. price and material C. capacity and speed D. speed and material
Which of the following is NOT one of the advantages of a hard disk?
A. speed B. portability C. material D. capacity
Which of the following does NOT belong to a hard disk drive?
A. internal disk drive B. external disk drive C. removable disk drive D. CD drive