CompTIA A+ Core 2 Question I-62

A user, Peter, has just finished upgrading his computer with a wireless keyboard/mouse combination, additional memory, installed new speakers, and replaced his 15 inch flat screen with a 24 inch flat screen. When he boots the computer it immediately starts making a loud beeping noise and will go no further in the boot process. Which of Peters system upgrades is the cause of the problem?

A. The DVI cable is not properly seated
B. Speakers are not properly connected
C. Battery low on wireless mouse
D. Memory is mismatched

CompTIA A+ Core 2 Question I-59

A color laser printer is producing pages where the ink smears when touched. Which of the following components should be replaced?

A. Paper tray
B. Fuser
C. Toner
D. Drum

Correct Answer: B

CompTIA A+ Core 2 Question I-58

Which of the following describes the function of a firewall?

A. Hardware or software designed to analyze data packets to determine the origin or destination of the packet
B. Hardware or software designed to block packets based on traffic behavior over time
C. Hardware or software designed to compare data packets to known signatures
D. Hardware or software designed to block certain packets from entering or leaving a network

Correct Answer: D

CompTIA A+ Core 2 Question I-57

A user suspects that everything they type is being captured. Which of the following security threats would this indicate?

A. Worm
B. Keylogger
C. Trojan
D. Rootkit

Correct Answer: B