220-1101 Free Practice Test

The owner of a restaurant reports that wireless network connections are lost intermittently throughout the day. Which of the following steps should a technician take to troubleshoot the issue? (Select TWO).

1. A. Identify the location of devices that utilize 2.4GHz.
2. B. Check to see if the phones are IJTP or STP lines.
3. C. Test to see if the copper electrical Wires are causing interference.
4. D. Map all of the wireless signals in the restaurant.
5. E. Verify T568B is being used in the wiring closet patch panel.
6. F. Schedule timed router reboots throughout the day.

Correct Answer: AD
The correct answers are A. Identify the location of devices that utilize 2.4GHz and D. Map all of the wireless signals in the restaurant. In order to troubleshoot the issue, the technician should first identify the location of devices that utilize the 2.4GHz frequency, as this can cause interference with the wireless signal. Additionally, the technician should map all of the wireless signals in the restaurant in order to identify any potential sources of interference. Checking to see if the phones are IJTP or STP lines, testing to see if the copper electrical wires are causing interference, verifying T568B is being used in the wiring closet patch panel, and scheduling timed router reboots throughout the day are not necessary steps for troubleshooting this issue.

A user, who is attempting to give a presentation via a projector in a conference room, reports the projector has video but no audio. Which of the following will MOST likely resolve the issue?

1. A. Changing the input on the projector to VGA
2. B. Changing the output on the PC to DVI
3. C. Modifying the projector's refresh rate
4. D. Utilizing an HDMI connection

Correct Answer: D

Vertical streaks are appearing on the output of a laser printer. Which of the following items is the MOST likely cause?

1. A. Roller
2. B. Drum
3. C. Transfer belt
4. D. Ribbon

Correct Answer: B
Vertical or horizontal lines—Marks that appear in the same place (referred to as repetitive defects) are often due to dirty feed rollers (note that there are rollers in the toner cartridge and fuser unit too) or a damaged or dirty photosensitive drum.

An IT manager is requesting that the company buy new cables to be used with F-type connectors that are already in house. Which of the following cables should the company buy?

1. A. Coaxial out
2. B. Plenum
3. C. Cat 5e
4. D. Fiber

Correct Answer: A

A salesperson is using a weather application on a mobile device. The application appears to be draining the device's battery very quickly. Which of the following is the BEST action for the salesperson to take in order to view weather forecasts while travelling?

1. A. Enable the GPS service to ensure accurate location detection.
2. B. Manually enter office locations in the weather application.
3. C. Configure less frequent location checks using cellular location services.
4. D. Use the offices' Wi-Fi IP addresses as the geolocation mechanism.

Correct Answer: B
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