CompTIA A+ Core 2 Question H-89

A user states that their old notebook loses connectivity to the Internet several times a day at work and at home. The issue started after the wireless card was replaced. Which of the following items is MOST likely causing the issue?

A. The motherboard drivers are not current.
B. The drivers for the NIC need to be updated.
C. The wireless on/off switch is not in the on position.
D. The keyboard is faulty and turns the wireless NIC on and off.

Correct Answer: B

Explanation:
Update the drivers for the network interface card. Sometimes updating drivers solve major problems.

CompTIA A+ Core 2 Question C-72

A user installed a new SOHO router and new wireless NICs to increase their transmission speed from 802.11b to 802.11g with the manufacturer’s default settings. The user lives in an apartment building and is still experiencing slowness to the Internet after the installations. Which of the following is the MOST secure option that a technician could implement to resolve this issue?

A. Hide the SSID
B. Assign static IP addresses
C. Enable MAC filtering
D. Disable the WAN port

CompTIA A+ Question G-81

Recently a company updated their network infrastructure. A user reports that a laptop is experiencing slower network speeds since the update. Which of the following would the technician replace, rather than purchase a new device?

A. Wireless NIC
B. CPU
C. RAM
D. Hard drive

Correct Answer: A