QUIZ BEFORE MIDTEST

1. 1. What is the primary purpose of a computer’s motherboard?

• 1. Storing data

• 1. Connecting hardware components

• 1. Managing network connections

• 1. Displaying graphics

Answer explanation

The primary purpose of a computer's motherboard is connecting hardware components. It serves as the main circuit board that allows communication between the CPU, RAM, storage, and other peripherals.

1. 2. Which device is used to input text and commands into a computer?

• Monitor

• 1. Keyboard

• 1. Speaker

• 1. Printer

Answer explanation

The keyboard is the primary device used to input text and commands into a computer, allowing users to type and execute commands. Other options like monitor, speaker, and printer serve different functions.

1. 3. What tool is used to move the cursor on a computer screen?

• Mouse

• 1. Scanner

• 1. Webcam

• 1. Touchpad

Answer explanation

The correct tool to move the cursor on a computer screen is a 'Mouse'. While a touchpad can also serve this function, the mouse is the most common and widely recognized device for cursor movement.

4. 4. Which component processes instructions in a computer?

• Hard Drive

• Processor (CPU)

• RAM

• Keyboard

Answer explanation

The Processor (CPU) is the main component that processes instructions in a computer, executing commands and performing calculations. Other components like the Hard Drive and RAM support the CPU but do not process instructions directly.

5. 5. Which of the following is NOT a computer peripheral?

• Printer

• Mouse

• CPU

• Scanner

Answer explanation

The CPU (Central Processing Unit) is the main component of a computer that processes instructions, while a printer, mouse, and scanner are all peripherals that provide input or output functions.

6. 6. What type of storage device is used to store large amounts of data permanently?

• RAM

• SSD

• CPU

• Graphics Card

Answer explanation

An SSD (Solid State Drive) is a storage device that permanently stores large amounts of data, unlike RAM, which is temporary. The CPU and graphics card are not storage devices, making SSD the correct choice.

7. 7. Which of the following is an example of a removable storage device?

• Hard disk

• USB flash drive

• Processor

• Motherboard

Answer explanation

A USB flash drive is a removable storage device that can be easily connected and disconnected from a computer. In contrast, a hard disk is typically internal, while a processor and motherboard are essential components of a computer.

7. 8. What does "SSD" stand for?

• Smart Software Device

• Storage Solution Device

• Secure System Drive

• Solid-State Drive

Answer explanation

"SSD" stands for "Solid-State Drive," which is a type of storage device that uses flash memory to store data, unlike traditional hard drives that use spinning disks. This makes SSDs faster and more reliable.

6. 9. Which storage device uses optical technology to store data?

• 6. Flash drive

• 6. CD/DVD

• External hard drive

• 6. SSD

Answer explanation

The correct answer is CD/DVD, as these storage devices use optical technology to read and write data using lasers. Flash drives, external hard drives, and SSDs use electronic storage methods, not optical.

6. 10. What is the main advantage of cloud storage?

• 6. It is expensive

• 6. It does not need an internet connection.

• 6. Data can be accessed from anywhere.

• 6. It has limited storage capacity.

Answer explanation

The main advantage of cloud storage is that data can be accessed from anywhere with an internet connection, making it convenient for users to retrieve their files on various devices.