Questions

Hubs regenerate electrical signals, which are specified at the Physical layer.

High level data models provide the concepts that are close to the way many users perceive data

Gorakhpur railway platform in Uttar Pradesh is the longest railway platform in the world.

The physical components of a computer are referred to as Hardware of the computer. 

The hardware components of the computer includes :

• Processor.
• Main memory.
• Secondary memory.
• Input devices.
• Output devices.

We know that, the collection of programs which performs specific tasks in a computer is called as software. Software in a computer is of two types. They are :

1. Aplication Software

2. System Software

System software is a computer program that performs the basic functionaility of a computer i.e, running a systems hardware and applications like loading programs, saving data, displaying, etc...