A a program which can be put into computers with some damages to them. C a kind of virus like AIDS virus B a kind of real-life virus. D also a kind of program which is placed into other programs and which makes damages 相关知识点: 试题...
文章第一段为主题段,其中主题句为第一段最后一句Here are some virus prevention tips,可知答案。 2.细节理解题。根据第一段第二句All computer viruses are manmade可知,电脑病毒是人工编写的。 3.细节理解题。根据倒数第三段最后一句话…download the file to a floppy(软盘)and test it with your own anti...
【题文】A computer virus is a program or piece of code that is loaded onto your computer without your knowledge and runs against your wishes. All computer viruses are manmade. Here are some virus prevention tips.Do not open any files attached to an e-mail from an unknown, suspicious or ...
根据第三段WannaCry is a ransomware (勒索病毒).It attacked computers that were connected to the Internet and used Windows systems.The attack used a virus that locked the computers' files.Computer users have to pay the hackers some money to unlock those files.The price to get those files back...
A computer virus is a program that is able to copy itself when it is run. In addition to copying itself, a computer virus can also cause harm. It may delete files or some important information in the computer. Besides, it may make the computer work more slowly. There are many different...
A computer virus is a program that is able to copy itself when it is run. In addition to copying itself, a computer virus can also cause harm. It may delete files or some important information in the computer. Besides, it may make the computer work more slowly.There are many different ...
Recently, a computer virus called “WannaCry” hit about 100 countries worldwide. With computer security agencies taking responsive measures, the attack has weakened. Actually, the virus is not totally new — it used the EternalBlue exploit developed by the United States’ National Security Agency ...
Computer virus, whose essential ___ is a set of instructions, is one kind of threat to the security and integrity of computer system.A. component B. composition C. factor D. ingredient 相关知识点: 试题来源: 解析 A 正确答案:A解析:计算机病毒主要是由一系列电脑程序组成的,它对计算机系统的...
A computer virus is a computer program that can copy itself and infect(传染) a computer without permission or knowledge of the user and runs against his/her wishes.All computer viruses are man-made.Here are some virus prevention tips.Do not open any files(文件) attached to an e-mail from...
aA computer virus is a special kind of computer program that reproduces its own code by attaching itself to other executable files,and spreads usually across disks and networks surreptitiously. 计算机病毒是一特别通过附有再生产它的固有码其他可执行文件的计算机程序,并且横跨盘和网络通常传播暗中。 [...