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| This term refers to the ease of adding or updating the components inside a computer case. |
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These shelves inside a computer case are used to hold internal mass storage devices
in place. |
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Circle the correct answer.
Hard drives are typically situated in 5.25 / 3.5 inch bays, while CD drives are seated in 5.25 / 3.5 inch bays. |
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Determine if the statement is true or false. If false, correct the statement.
A well-manufactured computer case will provide welded expansion bays, and may often require the user to remove various components in order to gain full access to the system’s |
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| Computer cases are designed to protect components from outside objects, vibrations, EMI, and ________. |
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| Besides ESD, this is one of the main causes of computer component malfunction. |
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Circle the correct answer.
Dust is a conductor / an insulator that traps heat within the computer. |
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| Long-term exposure to vibrations may result in this. |
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Circle the correct answer.
A well-built case will protect against electromagnetic / holographic interference. |
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Circle the correct answer.
The faster / cooler the computer operates, the longer it will last. |
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It is important to replace the original covers on any unused I/O ports or expansion bays.
Leaving these open might allow small objects to enter the system, the accumulation of dust, or the disruption or alteration of the intended ______________. |
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If a computer system seems to run properly but shuts down for no apparent reason, the
following should be monitored for any trouble signs. |
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Definition
| The system temperature, fans, and cooling units |
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| This is the cheapest and most commonly-used cooling option. |
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Circle the correct answer
When building a system or adding auxiliary fans, it is important to position the fans to pull air in / out from the front and send it in / out from the back. |
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| These components on the front of the case must be connected to their appropriate spots on the motherboard. |
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Circle the correct answer.
This switch converts the voltage received from a wall socket to the wattage necessary for use by the computer. In the U.S., this switch is set to 115 V / 220 V. |
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| These cases are designed to be placed beneath a monitor. They are compact and do not offer good expandability or cooling. |
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| This is currently the most popular type of case. It is available in three main sizes, and has been designed to provide better expandability and cooling. |
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| This is the largest of the tower case styles. It can stand up to 3 ft tall, and offers a lot of room for cooling and expandability. |
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Determine if the statement is true or false. If false, correct the statement.
It is important to choose a computer case that matches the form factor of the motherboard. |
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| The molex / berg power supply connector is used to connect fans, HD, CD, and DVD drives. |
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Term
| The molex / berg power supply connector is used to connect floppy drives. |
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Determine if the statement is true or false. If false, correct the statement.
It is important to buy a power supply that will provide enough wattage to run a system’s existing components and to account for future expansions. |
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Determine if the statement is true or false. If false, correct the statement.
A 150 W power supply is sufficient for use with a modern desktop PC, and will allow for adequate expansion over time. |
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Determine if the statement is true or false. If false, correct the statement.
If a computer smells “warm,” the power supply may be overheating. It is recommended to continue surfing the Internet until the power supply dies and must be replaced. |
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| This device eliminates ripples in electric current by channeling the extraneous voltage into ground wires. |
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| This device acts as a back-up power supply, providing sustained voltage during a temporary loss of power. |
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Determine if the statement is true or false. If false, correct the statement.
To avoid serious damage, a computer system should be disconnected from the wall socket in the event of an electrical storm. |
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