A webcam shows a black screen in the video app, but the camera indicator light is on. What is a likely cause?

The webcam is disabled in Device Manager.

The webcam lens cover is closed.

The video app is not compatible with the webcam.

The webcam driver is not installed.

When loading paper into a printer's input tray, which practice helps prevent paper jams?

Overfill the tray to hold more paper.

Use paper that is wrinkled or curled.

Load paper of different sizes mixed together.

Fan the paper and align it against the tray guides.

A user's keyboard types incorrect characters. What is a common cause?

The keyboard is not plugged in.

The keyboard layout is set to the wrong language.

The monitor's refresh rate is too high.

A user's wireless mouse is not responding. The mouse's LED is off. The user replaced the batteries, but the mouse still does not work. What should you do next?

Re-pair the mouse with the computer using the Bluetooth settings or the USB receiver.

Replace the USB receiver with a new one.

Check the mouse's optical sensor for dirt.

A user reports that their wireless mouse cursor moves erratically and sometimes freezes for a few seconds. The mouse is paired via a USB receiver. The user has tried replacing the batteries. What should you check next?

Reinstall the mouse driver from the manufacturer's website.

Replace the mouse with a wired mouse.

Clean the mouse's optical sensor with a cotton swab.

Move the USB receiver to a port that is closer to the mouse and has a clear line of sight.

CiscoCertified Support Technician (CCST) IT Support

Domain 3Objective 2

3.2. Troubleshoot Commonly Encountered Connectivity Issues with Peripherals. 100-140 Practice Questions (Page 7)

Part of the Connectivity and Resource Access Issues domain, which makes up ~17% of our current practice bank. Cisco does not publish an official question count, but from its 50-minute exam (~20–35 total, ~3–6 in this domain), expect 1–2 from this objective — we provide 58 practice questions to prepare you well beyond it. (estimate)

58questions here

12free pages

14concepts

14 Concepts in This Objective

Printer Connectivity Troubleshooting
Multifunction Device Assistance
Paper Handling and Jam Clearing
Print Queue Management
Toner and Ink Replacement
Fax Troubleshooting
Headphone Connectivity and Audio Issues
Microphone Connectivity and Audio Input Issues
External Drive Connectivity and Recognition
Scanner Connectivity and Operation
Webcam Connectivity and Video Issues
Keyboard, Mouse, and Pointing Device Troubleshooting
Tactile and Interactive Input Device Troubleshooting
Teleconferencing Device Troubleshooting

Questions 31–35

31foundation · easy
A webcam shows a black screen in the video app, but the camera indicator light is on. What is a likely cause?
Select an answer first
32foundation · easy
When loading paper into a printer's input tray, which practice helps prevent paper jams?
Select an answer first
33foundation · easy
A user's keyboard types incorrect characters. What is a common cause?
Select an answer first
34application · medium
A user's wireless mouse is not responding. The mouse's LED is off. The user replaced the batteries, but the mouse still does not work. What should you do next?
Select an answer first
35application · medium
A user reports that their wireless mouse cursor moves erratically and sometimes freezes for a few seconds. The mouse is paired via a USB receiver. The user has tried replacing the batteries. What should you check next?
Select an answer first

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