(QUIZ) Module 1 Taking A Computer Apart and Putting it Back Together

What does ESD stand for?

Electrostatic Discharge

Why are laptops usually more expensive than desktop computers with comparable power and features?

Laptops are more expensive because they cost more to develop the hardware. *The hardware is made smaller and more durable.*

You disassemble and reassemble a desktop computer. When you first turn it on, you see no lights and hear no sounds. Nothing appears on the monitor screen. What is the most likely cause of the problem? Explain your answer.

Power cords to the motherboard are not connected.

What does an ESD strap do?

Protects against electrostatic discharge

Your boss asks you to upgrade a desktop computer to add an extra DVI port for a second monitor. How would you recommend completing this request?

Replace the motherboard with one that has a DVI port.

A four-year-old laptop will not boot and presents error messages onscreen. You have verified with the laptop technical support that these error messages indicate the wireless card has failed and needs replacing. What is the first step you should take to prepare for the repair?

Ask if the laptop is still under warranty.

After troubleshooting a problem, you decide that the wireless card has failed in a laptop. What do you do first before you disassemble the laptop?

Check to see if the laptop is still under warranty.

You purchase a new desktop computer that does not have wireless capability, and then you decide that you want to use a wireless connection to the Internet. What are the two least expensive ways to upgrade your system to wireless? (Choose two.)

- Purchase a wireless expansion card, and install it in your system. - Purchase a USB wireless adapter, and connect it to the computer by way of a USB port.

You are building a new desktop computer from parts you picked out and purchased. You invested a good deal of money in this computer and want to be sure to protect your investment while you assemble it. What precautions should you take to protect your computer from damage and electrostatic discharge?

- Remove loose jewelry - Wear ESD strap - Use appropriate tools - Never stack boards on top of each other - Hold expansions cards by edges - All equipment should be stored in a static shielding bag (antistatic bag)

When a laptop internal device fails, what three options can you use to deal with the problems.

1. Take the laptop to a manufacture. 2. Substitute the internal components for external ones. 3. Replace internal device.

What type of computer is likely to use SO-DIMMs, have an internal power supply, and use a desktop processor socket?

All-in-one Computer

Your laptop LCD (liquid crystal display) panel is blank when you boot up. You can hear the laptop turn on, and the keyboard backlight is on. You have checked the brightness using the function keys, and that is not the problem. What is an easy next step to determine if the LCD panel has failed? Describe how the next step can also allow you to continue to use your laptop if the LCD panel has failed, but the replacement components wont arrive for a week.

You can try connecting your laptop to an external monitor, if this works you can use this option while the replacement comes in.