Mobile Devices
Networking
Hardware
Virtualization and Cloud
Troubleshooting
100

This mobile display type uses a backlight and typically comes in IPS, TN, or VA variants.

What is LCD?

100

This port number is used for secure web traffic.

What is 443 (HTTPS)?

100

This memory type is commonly used in laptops and comes in smaller modules.

What is SODIMM?

100

This cloud model is shared among organizations with similar needs.

What is community cloud?

100

The first step in troubleshooting methodology.

What is identify the problem?

200

This device feature allows you to turn your phone into a wireless access point.

What is a hotspot?

200

A device that forwards packets based on MAC addresses.

What is a switch?

200

This connector is used for Ethernet networking.

What is RJ-45?

200

This term describes the ability of cloud resources to automatically scale up or down.

What is rapid elasticity?

200

This POST symptom often indicates a memory failure.

What are beep codes?

300

 This mobile device accessory expands connectivity by offering additional ports such as HDMI, Ethernet, and USB while charging the device. 

What is a docking station?

300

The two frequencies used in modern Wi-Fi networks.

What are 2.4GHz and 5 GHz?

300

This kind of storage has no moving parts and comes in M.2 and SATA versions.

What is SSD?

300

This type of virtualization hosts a full desktop environment in the cloud.

What is Virtual Desktop Infrastructure (VDI)?

300

A grinding noise from a hard drive may indicate this.

What is impending hardware failure?

400

This component enables biometric authentication on mobile devices.

What is a fingerprint scanner?

400

This protocol dynamically assigns IP addresses on a network.

What is DHCP?

400

This power supply feature allows one unit to take over if another fails, commonly found in servers.

What is a redundant power supply?

400

This cloud service model delivers software over the Internet.

What is SaaS?

400

This issue occurs when a display shows a persistent ghost image.

What is screen burn-in?

500

This feature allows short-range wireless data transfers between devices using proximity.

What is NFC (Near Field Communications)?

500

This type of connection is often used in rural areas and is affected by weather conditions.

What is satellite Internet?

500

This component of a laser printer fuses toner to the paper.

What is the fuser assembly?

500

This security feature isolates VMs from each other on a client system.

What is sandboxing?

500

This wireless issue can be caused by microwaves and cordless phones.

What is external interfaces?

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