REVIEW QUIZ FOR PERIODICAL EXAM IN COMPUTER HARDWARE SERVICING

It is one of the most brilliant inventions of mankind.

• Computer

• Calculator

• Cellphone

What should you do if you receive an email with an "urgent" attachment from an unknown sender?

• a. Open the attachment to see what’s inside
• b. Mark the email as spam and delete it
• c. Download the attachment and scan it later

It is the central component of a computer and is frequently referred to as the "chassis."

• a. Central Processing Unit
• b. System Unit
• c. Motherboard

During a group exercise, you have to quickly switch between open applications. Which keyboard shortcut enables this function?

• a. Alt + F4
• b. Ctrl + Tab
• c. Alt + Tab

You find a USB drive in the school library and want to check its contents. What should you do before opening any files on it?

• a. Plug it into your computer and open the files directly
• b. Scan the USB drive for viruses using antivirus software
• c. Ask a teacher to open it for you

While working on a document, you accidentally deleted an important section of text. What keyboard shortcut can you use to undo the deletion?

• a. Ctrl + Z
• b. Ctrl + X
• c. Ctrl + Y

A type of display screen that has a touch sensitive transparent panel covering the screen, which is similar to a touch screen.

• a. Projector
• b. Printer
• c. Smart board

It contains all the circuits and components that run the computer.

• a. Central Processing Unit
• b. System Unit
• c. System Board

These computers can be worn on the body and are often used in the study of behavior modeling and human health.

• a. Input device
• b. Output device
• c. Wearable Computers

It is a magnetic storage device that is installed inside the computer.

• a. RAM
• b. ROM
• c. Hard disk drive