计算机组成与维护教程题库（Computer composition and maintenance tutorial Library）.doc

计算机组成与维护教程题库（Computer composition and maintenance tutorial Library） Tutorial database and maintenance of computer First, fill in the blanks 1, the computer can be divided into __ giant computer mainframe computer small computer microcomputer SCM according to data processing size. 2, the computer hardware is mainly composed of a controller Alu memory input and output devices and power supply hardware _. 3, the host computer is general _ controller unit, and a memory __, including ___ CPU motherboard memory etc.. 4, the controller and computing devices are integrated together, collectively known as __ CPU __________. 5, CPU is Central Processor Uint _____ ___________________ abbreviation. 6, computer hardware system can be divided into two parts, namely __ computer peripherals 7, the external memory includes _ hard disk floppy disk. 8, 1971, the United States Intel company successfully _ Alu _ and _ logic unit _ together, invented the worlds first microprocessor. 9, the computer can be divided into hardware and software _ _ __ _ two most. 10, operation processing and information processing unit, its main function is to complete the _ _ arithmetic operation and logic operation __. 11, in addition to all kinds of arithmetic addition subtraction multiplication and division operations, can also be _ logic operation _. 12, __ _ and _ controller Alu _ integrated together is usually referred to the CPU. 13, CPU and _ together are called the host memory. 14, memory is computer memory device used to store application data. 15, _ great influence CPU internal cache size and speed on the performance of CPU _. 16, memory can be divided into internal memory and external memory _ two categories. 17, the input and output device of a computer external device called _. 18, computer software refers to the total in order to program _ computer system _ operation management system. 19, the speed of the computer _ are the main indexes to measure the performance of computers, it mainly depen