Fill in the blanks.

1. The physical components of a computer which we can touch and feel are known as _______________.
2. ________________ is the main circuit board of computer that holds the most essential components of the computer system.
3. _______________ serves as a connection between the motherboard and any connected hardware.
4. Hard disk is also known as _________________ disk.
5. The picture on a monitor is made up of thousands of small coloured dots called ____________________.

Riya wants to enter numbers at a fast pace to perform mathematical calculations. Which type of keys will you suggest her to input the data from the keyboard?

Kartik is applying for a graduate engineering program in a university. He wants to e-mail his application along with the copies of his certificates. Which device will be prefer, to create a digital copy of his certificates, to attach with his application?

What are the two major components of a computer? Explain them in brief.

What is a motherboard? What does it contain?