problem 1: What do you mean by the term computer virus? List the kinds of viruses. Elaborate on the role of antivirus in preventing the virus attack.

problem 2: Illustrate the file sharing in Microsoft Windows operating system and security options.
problem 3: Please advice Mr. X in dealing with the given cyber crimes:

a) Mr. X has taken internet connection for her 19 years old daughter Y. In three months time, Y started getting offensive messages in her Facebook account from fake identity.

b) Mr. X got to know that somebody has given threating and offensive mails from his mail I.D to all his friends.

problem 3: Firewalls have been significant part of Internet security. Describe Firewall security in detail.

problem 4: Describe the given W3C standards:

a) HTML
b) XML
c) SOAP
d) WSDL
e) SPARQL
f) DOM
g) CSS

problem 5: You are running a call center. Develop a security policy for your organization that can help to decrease security breaches and data loss. It must as well covers such terms and conditions which can be followed when working with e-mail, browsing the Web and accessing confidential data.

problem 6: What are the information security needs for an employee to take care throughout employment? Cite any such instances where an employee has breached such needs.

problem 7: What do you mean by the term spamming? Is it a Cyber crime?

problem 8: What is the fundamental difference between the following:

 a) Virus and Spyware.
 b) Encryption and decryption.
 c) SMTP and IMAP
 d) Plain Text and Cipher Text
 e) Public key and private key

problem 9: An operating system is a software program or set of programs which mediate access between physical devices and application programs. Describe the various features of Operating System.