Exploring the World of Computers Grade 2

What year is considered the birth year of the modern computer?

• 1962

• 1955

• 1945

• 1939

Who is known as the father of the computer?

• Bill Gates

• Charles Babbage

• Alan Turing

• Ada Lovelace

What are the main components of a computer system?

• Display, keyboard, mouse, and printer.

• Motherboard, graphics card, power supply, and cooling system.

• The main components of a computer system are CPU, memory, storage, and input/output devices.

• Operating system, software applications, network connection, and peripherals.

What does CPU stand for?

• Computer Processing Unit

• Central Processing Operation

• Central Processing Unit

• Central Processing Organization

What is the primary function of the CPU?

• To manage network connections

• To provide power to the computer

• To store data permanently

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

How does the CPU communicate with other components?

• The CPU communicates with other components via buses and protocols.

• The CPU communicates through wireless signals.

• The CPU relies on software to communicate with hardware.

• The CPU uses only direct connections to components.

What is the role of RAM in a computer system?

• RAM is responsible for processing graphics and images.

• RAM manages the power supply of the computer.

• RAM stores permanent data for long-term use.

• RAM serves as the main memory in a computer, providing fast access to data and instructions for the CPU.

What is the difference between hardware and software?

• Hardware and software are interchangeable terms for computer technology.

• Software is the physical components that make up a computer system.

• Hardware refers to the software applications used on a computer.

• Hardware is the physical parts of a computer; software is the programs that run on it.

What are the types of storage devices used in computers?

• Floppy disks

• Magnetic tapes

• Cloud storage services

• Types of storage devices used in computers include RAM, Hard Disk Drives (HDD), Solid State Drives (SSD), USB flash drives, and optical discs.

What is the purpose of an output device?

• To connect different computers together.

• To input data into a computer.

• To store data permanently.

• To display or output data from a computer.