计算机基础练习题1（Computer basic exercises 1）.doc

计算机基础练习题1（Computer basic exercises 1） First, choose the answer The .COM in the domain name of the 1. Internet network generally means (). A. commercial B. command C. common D. serial port The answer you choose is C and the correct answer is A * The IP address in 2. Internet consists of () binary bits. A. 32 B. 16 C. 24 D. 8 The answer you choose is B and the correct answer is A * 3. in Internet, any IP address starting with the binary number 110 belongs to () the network address. A. class A, class B., B C. C class D. D class The answer you choose is A and the correct answer is C * 4. the role of the operating system is (). A. compiles the source program to the target program B. is easy to manage files and directories C. to achieve hardware and software switching D. controls and manages the use of system resources Your answer is: D, the correct answer is: D V The 5. operating system is a system for managing. A. software B. computer hardware and software C. hardware D. applications The answer you choose is D and the correct answer is B * 6. in computer systems, the descriptive definition of word is (). The smallest unit of A. metric information is the amount of information contained in a binary bit B. is usually made up of 8 bit binary bits that represent a number, an alphabet, or a special symbol, and are often used to measure the size of a computers storage capacity In a C. computer system, a set of characters or a set of binary bits that are used as units in storage, transmission, or operation The space occupied by a Chinese or English word in a D. computer The answer you choose is B and the correct answer is C * 7., the computer code used in the world is more popular: ASCII code means (). A. general purpose coded B. binary encoding C. American Standard Code for information interchange -- D. -- extended binary coded decimal interchange code Your answer is: C, the correct answer is: C V The 8. scanner is a (). A. output device, B. input device C. memory D. arithmeti