Basic Computer Science Concepts

What is the main function of the CPU?

• To manage network connections

• To provide power to the computer

• The main function of the CPU is to execute instructions and process data.

• To store data permanently

Name two types of computer hardware.

• Hard Drive, Monitor

• CPU, RAM

• Printer, Scanner

• Keyboard, Mouse

What is RAM and why is it important?

• RAM is a type of volatile memory that temporarily stores data for quick access, crucial for system performance.

• RAM is a type of hardware that enhances internet speed.

• RAM is used primarily for long-term data storage and backup.

• RAM is a type of permanent memory that stores data indefinitely.

What does the operating system do?

• The operating system is a type of hardware component.

• The operating system manages computer hardware and software resources and provides common services for computer programs.

• The operating system is responsible for internet connectivity.

• The operating system only runs applications.

Give an example of a popular operating system.

• Linux Mint

• Microsoft Windows

• macOS Server

• Ubuntu Server

What is the purpose of device drivers?

• To manage software applications on the device.

• To provide internet connectivity to the hardware.

• The purpose of device drivers is to enable communication between the operating system and hardware devices.

• To improve the speed of the operating system.

Define a computer network.

• A computer network is a type of software used for programming.

• A computer network is a single computer that operates independently.

• A computer network is a system of interconnected computers and devices that communicate and share resources.

• A computer network is a collection of unrelated devices that do not communicate.

What is the difference between LAN and WAN?

• LAN is a type of WAN that only operates in urban areas.

• LAN and WAN are the same; they both cover local and long-distance connections.

• LAN is for wide-area connections; WAN is for local connections.

• LAN is for local connections; WAN is for long-distance connections.

What is an IP address?

• A method for encrypting data on a network.

• An IP address is a unique numerical label assigned to each device on a network.

• A physical device that connects computers to the internet.

• A type of software used for managing networks.

What is the function of a router?

• The function of a router is to connect different networks and route data between them.

• To amplify signals in a network.

• To provide wireless internet access.

• To store data for future use.