I can help with two.
Web Scripting Virus, A sneaky virus that targets popular websites. What this virus does is overwrite code on a website and insert links that can install malicious software on your device. Web scripting viruses can steal your cookies and use the information to post on your behalf on the infected website.
FILE INFECTOR, targeting executable files (.exe), file infector viruses slow down programs and damage system files when a user runs them.
Answer:
Theoretically Yes
Explanation:
The data given is linearly separable. So, the subset of the data will also be linearly separable. And it will pass for all training dataset. However, you should definitely never expect such thing In any real-life problem because the data is noisy, for a bazilion of reasons, so no model is guaranteed to perform perfectly.
Answer:B. Are used to create, organize, and manage databases
Explanation: Database management system (DBMS) is a computer software which is used to collect, analyse or evaluate and retrieve data from a database. It is essential to the flow of businesses or other activities of an organisation.
Examples of database management system softwares MICROSOFT ACCESS,FOXPRO,ORACLE etc all this are effective as it helps to manipulate the data structure,field names,the file formats etc.