Exam 4: Disassembly and Power

A soldering iron is one of the most common tools used by technicians.

Which of the following devices does NOT protect in an undervoltage condition?

What atmospheric condition can increase the potential for static electricity?

An electronic component can be damaged with as little as volts of static electricity.

_____ volts need to be present before an average person can feel static electricity.

You are responding to an email from an irate customer. The reply is as follows: ʺI am sorry the computer locked up again. I will be happy to take a look at the computer again tomorrow. It is probably your CPU or your RAM. Of course, it could always be the darn motherboard. I can be there at 2 P.M. TOMORROW if that is convenient with you. You can either EMAIL me or I will check with you later today to see whether that works with your schedule. :)ʺ This is an example of proper written communication.

Nelly, the-constant-nag computer user, complains that her laptop is broken. She states that she charged the laptop battery last night, but when she powered on the laptop at the first customer office, the laptop would not power on. What is the first step in troubleshooting this problem?

A technician can cause data loss on the hard drive if the hard drive is mishandled.

While at work, Max, a computer user, calls the computer repair center and requests that additional RAM be added to his new office PC. What tools would you consider most important for the technician to carry?

Measures taken to prolong the life of computer components are collectively known as _____.

The two types of power connectors are _____and _____.

Capacitance is measured in _______.

A wall outlet is typically _______ AC volts.

Consider the following note left by a technician after a service call: ʺMs. Jones, I am happy to report that I was able to repair your computer. It had a virus. The virus has been removed. I suggest you ask your company to purchase an antivirus application for your machine. Call our company any time you have any more problems at 904-555-help. Thanks and have a great day! Charlene, your computer repair person.ʺ This is an example of

EMI is noise caused by electrical devices.

A laptop connected to AC power shuts down after prolonged periods. What is the most logical reason for this problem considering that it is not a laptop hardware component?

Which of the following is NOT typically a symptom of a power supply problem?

On the motherboard or the adapter card, the location of pin 1 might not be easily recognizable. If a number 1 is not stenciled on the board at the connector site, look for a

Thanks to ACPI, a network administrator can remotely power on a computer with a _____ command.

At what point can a static discharge be felt by the average person?