1. In which OSI layer would you find the Secure Sockets Layer (SSL)?

1. 8
2. 5
3. 6
4. 7

2. Which of these will start a thread in C on Windows?

1. f.start();
2. _beginthread( f, 0, (void*)i );
3. start_thread(f);
4. pthread_create(&f_thread,NULL,f,&i);

3. Which of these is a valid XML tag?

2. language
3. [language]
4. language:

4. Which is a typical IP Address?

1. 10, Rue Blanc
2. 10, 15, 5, 7
3. uwe.ac.uk
4. 100.0.0.127

5. What is the name of the security service that prevents either a sender or receiver from denying a transmitted message?

1. Data integrity
2. Availability
3. Non-repudiation
4. Authentication