Question 1

Which security issue is most closely associated with wireless networks?

Options :

A : Spoofing

B : Wardriving

C : Eavesdropping

D : Man-in-the-middle

Answer: B

Question 2

The Internet has enabled many new anti-social activities, such as online stalking, cyberbullying, and addiction to solitary online activities. Which choice is the most feasible way for schools and parents to reduce cyberbullying?

Options :

A : Monitor, track and record all online activity conducted by students

B : Teach teens that the use of online communication is a freedom of expression.

C : Prevent students from accessing the Internet while at school so that they learn good habits

D : Educate students about cyber-ethics and the consequences of questionable online behavior

Answer: D

Question 3

You are a computer technician supporting a small 15-computer Internet lab. The computers are regularly used to browse the Internet and download files. Users have recently complained that they receive error messages saying the hard disk is full or out of space. You suspect this is a result of a large amount of temporary Internet files. Which of the following is a way to easily delete all the temporary Internet files?

Options :

A : Disk cleanup

B : fdisk command

C : chkdsk command

D : Disk defragmentation

Answer: A

Question 4

Selena has run out of memory on her phone’s SD card. She has decided to store the files she has accumulated on a third-party cloud service provider’s drives. Which of the following is a typical issue that she may encounter?

Options :

A : The files become corrupted due to an attack from a hacker botnet

B : The files become unavailable whenever Internet connectivity is lost.

C : The files become unavailable because they are being shared with other users

D : The files become corrupted because the provider uses a proprietary compression algorithm during transit.

Answer: B

Question 5

When a PC computer device wants to communicate with the processor, which system resource does it use?

Options :

A : I/O

B : DMA

C : PIO

D : IRQ

Answer: D