1. What distinguishes personal computers from servers and supercomputers?

A) display resolution

B) operating systems

C) number of simultaneous users

D) power requirements

2. In general, the _____ is the costliest component of mobile phone ownership.

A) data plan

B) software

C) processor

D) screen

3. What is the legal status of hacktivist attacks?

A) Hacktivism against unethical businesses is legal.

B) Hacktivism against criminal organizations is legal.

C) Hacktivist attacks are considered cybercrime.

D) Hacktivist attacks are treated as a legal grey area.

4. Which of the following is likely to result in a net reduction in national security, at least in the short term?

A) surveillance

B) censorship

C) privacy

D) net neutrality

5. The power requirements of large data centers are equivalent to which of these?

A) a large house

B) a football stadium

C) a medium-sized city

D) a small state