Question 1

Leslie is traveling for a business trip.The first night in her hotel room,she plugged her phone's power cable into the USB outlet on the bedside lamp.The next morning when she tries to turn on her phone,it won't power on.What is the best next step to address this problem?
A) Remove the battery.
B) Plug the phone into a wall outlet.
C) Call technical support.
D) Try a different power cable.

Accepted Answer

Plugging the phone into a wall outlet is the best next step because it directly tests if the issue was with the USB outlet on the bedside lamp not providing enough power or any power at all to charge the phone.

Question 2

For which of the following devices might a cooling pad help with overheating problems?
A) Laptop
B) Tablet
C) Phone
D) Desktop

Accepted Answer

A cooling pad would help with overheating problems for a laptop as laptops have internal components that generate a lot of heat and can easily overheat, especially when the laptop is being used for extended periods or running demanding software. Cooling pads help to dissipate the heat and prevent damage to the components. Tablets and phones usually do not have overheating problems unless they are being used excessively or are faulty. Desktops usually have built-in cooling systems that prevent overheating.

Question 3

What device can protect a computer from damage if the power suddenly goes out during a thunderstorm?
A) Compressed air
B) Backup drive
C) UPS
D) AC adapter

Accepted Answer

A UPS (uninterruptible power supply) can protect a computer from damage if the power suddenly goes out during a thunderstorm. It provides battery backup power and surge protection to keep the computer running in the event of a power outage. This gives the user enough time to save files and safely shut down the computer to avoid data loss or hardware damage.

Question 4

What does it mean to restore a computer?
A) Revert all operating system settings back to their defaults.
B) Repair the operating system with all available updates.
C) Replace old device drivers with new ones.
D) Reinstall the operating system.

Accepted Answer

The answer of What does it mean to restore a...

Question 5

What is a video card?
A) A disc that stores movies and other videos
B) A flash drive that speeds up video processing
C) A circuit board that processes image signals
D) A screen that shows visual output

Accepted Answer

A video card, also known as a graphics card or GPU, is a circuit board that processes image signals and renders them onto a display. It helps enhance visual performance and allows for smoother and faster video processing.

Quiz 3: Performing Calculations With Formulas and Functions

Leslie is traveling for a business trip.The first night in her hotel room,she plugged her phone's power cable into the USB outlet on the bedside lamp.The next morning when she tries to turn on her phone,it won't power on.What is the best next step to address this problem?

For which of the following devices might a cooling pad help with overheating problems?

What device can protect a computer from damage if the power suddenly goes out during a thunderstorm?

What does it mean to restore a computer?

What is a video card?