Computer Quiz 3 (HARD)

What is the primary function of an operating system?

• Solving math problems

• Manage computer hardware and software resources

• Cooking meals

• Playing video games

Which of the following is not a common computer security threat: a) Malware b) Phishing c) Firewall d) Spam

• a

• c

• b

• d

What is the purpose of a firewall in computer security?

• To water the plants

• To play music

• To cook dinner

• To monitor and control network traffic

What are the main components of a computer hardware?

• Operating system, software, applications

• Keyboard, mouse, monitor, printer

• Internet, network, router, modem

• CPU, RAM, storage devices, motherboard, power supply, input/output devices

Name an example of application software and describe its use.

• Adobe Photoshop - It is used for video editing and animation.

• Microsoft Word - It is used for word processing and creating documents.

• Excel - It is used for creating presentations and slideshows.

• Google Chrome - It is used for photo editing and graphic design.

What is the function of system software in a computer?

• Provides internet connectivity

• Manages the computer's hardware and provides a platform for application software to run

• Manages the computer's software updates

• Plays music and videos

Which operating system is known for its user-friendly interface and ease of use: a) Windows b) Linux c) MacOS d) Unix

• b

• d

• c

• a

What is the role of encryption in computer security?

• It slows down the computer system

• It protects sensitive data from unauthorized access or theft.

• It has no impact on computer security

• It increases the risk of unauthorized access

What are the essential components of a computer's central processing unit (CPU)?

• Motherboard, graphics card, and sound card

• RAM, hard drive, and power supply

• Arithmetic logic unit (ALU), control unit, and registers

• Keyboard, mouse, and monitor

Give an example of system software and explain its function.

• Operating system - It manages computer hardware and software resources and provides common services for computer programs.

• Google Chrome - It manages computer hardware and software resources and provides common services for computer programs.

• Adobe Photoshop - It manages computer hardware and software resources and provides common services for computer programs.

• Microsoft Word - It manages computer hardware and software resources and provides common services for computer programs.