大工13秋《专业英语(计算机英语)》在线测试3,大工13秋《专业英语(计算机英语)》在线测试3答案...

大工13秋《专业英语(计算机英语)》在线测试3

单选题 判断题

一、单选题(共 20 道试题，共 80 分。)

1. ( ) (Motion Picture Experts Group) standards are the main algorithms used to compress videos.Due to the fact that movies contain both images and sound, it can compress both audio and video.

A. JPEG

B. MPEG

C. MIDI

D. none of the above

-----------------选择：B

2. Which one is a word processing and text editing tool?( )

A. Photoshop

B. Word

C. Extreme 3D

D. Premiere

-----------------选择：B

3. The ( ) is a worldwide system of computer networks in which any one computer can get information from/or talk to any other connected computer using the TCP/IP protocols.

A. Internet

B. WWW

C. ARPANET

D. ISP

-----------------选择：A

4. ( ) is the messages, usually text, send from one person to another via the Internet.

A. TCP/IP

B. Telnet

C. FTP

D. E-mail

-----------------选择：D

5. ( ), the process of compressing a file such that,after being compressed and decompressed, it matches its original format bit for bit.

A. Lossy compression

B. Lossless compression

C. Bitmap

D. Vector image

-----------------选择：B

6. ( ) (Joint Photographic Experts Group), standard for compressing continuous-tone still pictures. It does not handle black-and-white images, nor does it handle motion picture compression.

A. JPEG

B. MPEG

C. MIDI

D. none of the above

-----------------选择：A

7. ( ) is a way of transferring files over the Internet from one computer to another.

A. Internet

B. FTP

C. E-mail

D. ISP

-----------------选择：B

8. ( ) is a computer technology that creates three dimensional real illusion in an artificial world.

A. Vector image

B. Bitmap

C. JPEG

D. Virtual Reality

-----------------选择：D

9. ( ), which stands for Motion Picture Experts Group (MPEG) Layer 3, is rapidly becoming the standard for music transmission via Internet.

A. MP3

B. MP4

C. JPEG

D. AVI

-----------------选择：A

10. ( ) ,conversion of either encoded or enciphered text into plaintext.

A. Decrypt

B. Encryption

C. Authenticate

D. Hacker

-----------------选择：A

11. ( ), executable code that, when run by someone, infects other executable code in a computer.

A. Computer Security

B. Digital signatures

C. Computer virus

D. none of the above

-----------------选择：C

12. ( ) is a protocol that lets a user log in to a remote computer and use programs and data that the remote owner has made available, just as if it were their own computer.

A. FTP

B. WWW

C. Telnet

D. NSFNET

-----------------选择：C

13. ( ) stands for "World Wide Web"; it is the large global collection of Internet servers which support hypertext docu

ments coded in HTML, and transferred via HTTP.

A. Internet

B. WWW

C. ARPANET

D. ISP

-----------------选择：B

14. ( ), referring to a p