计算机英语试卷.docVIP

年级:____专业:_____班级:_____姓名:_______学号:___________座号:___成绩:____ Vocabulary(词汇20分) 1. Translate the following words and expressions into Chinese. (写出对应的中文,每小题1分) (1) communication____________ (2)computer virus________________________ (3) workstation ______________ (4) credit card __________________ (5) 3D image ___________ (6) bandwidth ___________________ (7) network security_____________________(8)E-business_______________________ (9) host network ____________________(10) digital signature ____________________ 2、Translate the following Chinese into English or English abbreviations(根据汉语写出相应的英语或英文缩写,每小题1分) (1)源代码_______________(2) 网际协议 ________________ (3)信息技术______________ (4)文件传输协议__________________ (5)统一资源定位符__________________ (6)登录 _________________ (7)图形用户界面______________ (8)自动个人计算机_________________ (9)研究与开发______________ (10) 公告板系统______________ Choose appropriate words and fill in the blanks.(完型填空,每空2分，共20分） Computer Security A virus or other unwelcome surprise can lurk in your computer system for days or months without discovery. A time bomb is a computer program that stays in your undetected until it is triggered by a certain in time, such as when the computer system reaches a certain date. A time bomb is usually carried by a or Trojan horse. For example, the Michelangelo virus a time bomb designed to damage on your hard disk on March 6, the birthday of artist Michelangelo. A logic bomb is a computer program that is triggered by the appearance or disappearance of specific data. For example, suppose a in a large corporation believes that she is on the of employees to be terminated during the next cost-cutting campaign. Her hostility (敌意) overcomes her ethical (道德的) judgment, and she creates a logic bomb program that checks the payroll (在职人员名单) file every day to make sure her status is still active. If the programmer’s status changes to “terminated,” her logic bomb activates a that destroys d