ITSP 132: Chapter 1 Quiz Questions

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What are two resources that may be useful in disassembling a laptop computer?

Service manual and User manual

All wireless technologies are turned off resulting in no transmission or reception of wireless signals

Airplane mode

How many pins are in the power supply connector that is typically used on most motherboards today?

24-pin

Sometimes an expansion board may have an extra PCIe power connector. This connector comes in what two different pin configurations?

6-pin and 8-pin

How many pins are used in a serial port?

9

What two different types of firmware may be used on motherboards?

BIOS (Basic Input/Output System) UEFI (Unified Extensible Firmware Interface)

Which statement is NOT a good practice when working inside a computer case?

Be sure to hold expansion cards by the edge connectors (Don't do)

A short-range wireless technology used to connect two devices in a small personal network

Bluetooth

Performs most of the processing for data and instructions for the entire system

CPU (Central Processing Unit)

You are troubleshooting a laptop with multiple sticking keys that result in misspelled words while the user types. Other than several sticking keys, the laptop appears to be functioning properly. You have cleaned the keyboard with compressed air, but the problem persists. After removing one of the key tops, it becomes apparent that a liquid was spilled into the keyboard. Which of the following is the next step in resolving the issue of sticking keys?

Clean the keyboard keys with a contact cleaner

The connector for memory found on a motherboard

DIMM

What type(s) of port transmits both digital audio and digital video with a single connector?

Display Port and HDMI

Transmits digital video and audio. They are slowly replacing VGA and DVI ports on computers

DisplayPort

A technician needs to service a laptop computer that is experiencing an intermittent problem with the display. Which of the following will be most effective at helping the technician complete the work in a timely and efficient manner? (Select TWO).

Document and label the location of the screws and cables before removing them. Organize and place all parts and screws and in one place.

A user called to inform you that the laptop she purchased yesterday is malfunctioning and will not connect to her wireless network. You personally checked to verify that the wireless worked properly before the user left your office. The user states she rebooted the computer several times but the problem still persists. Which of the following is the first step you should take to assist the user in resolving this issue?

Have the user press the appropriate function key combination to enable the wireless radio and then attempt to connect to the wireless network.

Draws heat away from the CPU or other heat sensitive components so that it can be dissipated quickly

Heat sink

What two devices in a computer should be considered "black boxes," and should never be opened due to risks involving charged capacitors?

Monitor and Power supply

The standard for computer expansion cards

PCIe

A diagnostic program built into a computer to test the hardware components before the computer boots up

POST

What tool can help discover and report computer errors and conflicts that occur when you first turn on a computer and before the operating system is launched.

POST card

What is the second step in opening the case of a working computer?

Power down the system and unplug it

What is the connector called on a network cable that connects to an Ethernet port?

RJ-45

Smaller connectors for memory on laptops

SO-DIMM

A technician has determined that a laptop keyboard will need to be removed in order to replace the laptop's CPU cooling fan. Which of the following steps will most likely be required before the technician can remove the keyboard from the laptop? (Select TWO.)

The keyboard cable(s) will need to be disconnected from the ZIF socket(s). The keyboard bezel will need to be removed.

When is it okay to touch the inside of a computer that is turned on?

When using a multimeter to measure voltage output

What is the very first step that should be taken when performing work with a computer?

You should back up any important data

The smaller form factor of the ATX. Its smaller size and reduced expansion ports helps reduce costs and power consumption

microATX


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