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CompTIA A+ Certification Exam (JK0-802) Sample Questions:

1. A residential customer just purchased a new wireless router. During the setup, which of the following should be done to increase the default security of the router?

A) Turn off DHCP services
B) Change the default SSID
C) Change the default wireless channel
D) Change the default password

2. A user calls the helpdesk and states that they suddenly cannot connect to the Internet or any other network resources. The user is on a company network that uses DHCP. The technician runs IPCONFIG from the command prompt and the PC has an IP address of
0.0.0.0. Which of the following steps should the technician perform FIRST to troubleshoot this issue?

A) Assign a static IP address
B) Check the network cable
C) Replace network card
D) Reinstall the network drivers

3. A client has a Windows Vista PC that has several unused programs that run on startup. Which of the following utilities can a technician use to disable these programs from running at startup?

A) Default programs
B) Performance Monitor
C) Performance information and tools
D) Device Manager

4. A technician is setting up a new wireless router at a client's home. Which of the following would the technician do FIRST when securing the network?

A) Enable the VPN pass through setting
B) Change the default administrative password
C) Change the DHCP scheme
D) Increase radio power levels

5. Which of the following security threats are MOST often delivered via email? (Select TWO).

A) Rootkits
B) Shoulder surfing
C) Spam
D) Social engineering
E) Phishing

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