计算机考试辅导（Computer test guidance）.docVIP

计算机考试辅导（Computer test guidance） Computer test guidance I. radio 1. the language that computers can recognize directly is (C) A. assembler, B. high-level language, C. machine language, D.C language 2. programs written in high-level computer language are often referred to as C A. assembler B. target program, C. source code, D. binary code program 3. the part of a computer instruction that specifies its execution function is called (B) A. source address, B. operation code, C. target address code, D. data code 4., the development of computer has gone through four generations, and its division is based on (C) A computer volume B computer speed c constitute the computers electronic original d memory capacity 5. in the computer, all the information access, transmission is carried out in the form of B A ASCII code, B binary code, C sixteen, hexadecimal code, D,.BCD code 6. in computer science, MIPS is usually used to describe A A computing speed, B reliability, C scalability, D scalability Binary representation of 58.c sixteen, 7., A A 1011000.11, b1000101.01, C, D 8. CD-ROM drive is a (C) A part of the A main memory B memory c memory D host 9., according to the 16X16 dot matrix storage GB GB2312-80 in a Chinese characters (a total of 3755) of the Chinese character library, accounting for about (A) storage space A, 1MB, b.512KB, c.265KB, d.128kb 10. bytes in two stores a Chinese characters code, each byte is the highest (A) A1 and 1 B1 and 0 C0 and 1 d0 and 0 11. the number of the ASCII code of the known character K is 4B, and the corresponding number of the binary number 1001000 of the ASCII code is (B) A., G, B., H, C., I, D., J 12. in computer systems, the universal use of character encoding is (C) A B source code D encoding Chinese characters complement cASCII 14. the most central part of a computer system is B A hosts bCPU C graphics cards, D memory 15. the following arrangement of memory read and write speed is correct (C) A.RAMCache hard disk floppy disk B. floppy d