自考00196专业英语模拟试题4

试题数量：90道
免费次数：登录后，试做1次
练习次数：194次
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试卷简介

该试卷共包含90道试题，试题类型如下:

单选题主观题

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1、[单选题]A ______ copy is a copy of a current file made in order to protect against loss or damage.
- A.hard
- B.backup
- C.soft
- D.file
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2、[单选题]The infamous “Michelangelo” ____ strikes thousands of computers every year on March 6.
- A.cracker
- B.hacker
- C.virus
- D.disease
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3、[单选题]Data ______ can reduce the amount of data sent or stored by partially eliminating inherent redundancy.
- A.compression
- B.conversion
- C.configuration
- D.compilation
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4、[单选题]Confidentiality of the message is not enough in a secure communication; ________ is also needed. The receiver needs to be sure of the sender’s identity.
- A.encryption
- B.authorization
- C.authentication
- D.encapsulation
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5、[单选题]To access a page on the WWW, one needs a _______ that usually consists of three parts: a controller, a method, and an interpreter.
- A.router
- B.code
- C.password
- D.browser
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6、[单选题]The data, when they are not encrypted, are called ________.
- A.plaintext
- B.ciphertext
- C.hypertext
- D.context
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7、[单选题]Whereas the decimal system is based on 10, the ________ system is based on 2. There are only two digits in the latter system, 0 and 1.
- A.bilateral
- B.binary
- C.byte
- D.bit
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8、[单选题]The larger the number of pixels in an image, and the lager the number of available gray scale levels, the better the ____ of the image.
- A.resolution
- B.identification
- C.recognition
- D.shade
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9、[单选题]The gray scales present in a digital image can be summarized by its _______.
- A.graph
- B.schematic
- C.histogram
- D.diagram
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10、[单选题]The abbreviation JPEG stands for Jointed Picture _______ Group.
- A.Experts
- B.Expert
- C.Engineers
- D.Engineer
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11、[单选题]When you send a document electronically, you can also sign it. This is called ______ signature.
- A.online
- B.digital
- C.virtual
- D.simulated
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12、[单选题]People who gain unauthorized access to a computer system for malicious purposes are called _______.
- A.Hackers
- B.Crackers
- C.breakers
- D.intruders
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13、[单选题]The abbreviation FPGA stands for Field ________Gate Array.
- A.Program
- B.Programmable
- C.Programming
- D.Programmer
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14、[单选题]To save time and bandwidth, both images and other files are often compressed before being ________.
- A.transferred
- B.transported
- C.transmitted
- D.traversed
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15、[主观题]【翻译】equalization

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16、[主观题]【翻译】image contrast

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