CHAPTER 2 - COMPUTER VIRUS
CHAPTER 2 : COMPUTER VIRUS D. Differentiate between the following: ADWARE SPYWARE Adware is a program that displays an unwanted advertisement in a banner, pop-up window on web pages, e-mail messages, or on other Internet services. Spyware is a program placed on a computer or mobile device without the user’s knowledge that secretly collects information about the user and then communicates the same information to some outside source while the user is online. E. Answer in 1-2 sentence. 1. What is a computer virus? A computer virus is a program which is created deliberately to damage critical information and data. 2. Why do we use antivirus program? We use antivirus program to protect the computer against virus by identifying and removing any computer virus found in the memory, storage, media or incoming files. 3. What do you mean by virus signature? Antivirus programs use virus signatures as one of their techniques for detecting viruses. A virus signat