1. Supercomputer is a powerful computer in terms of data storage capacity, performance and data processing.

2. A supercomputer is a powerful computer that can process large amounts of data and computations very quickly.

3. Supercomputers perform copious amounts of mathematical calculations.

4. Supercomputers are used for a wide variety of applications, including meteorology, medical research, and nuclear weapons research.

1. The input device is the device that provides data and control signals to the computer.

2. Major examples of input devices -

- Keyboard, Mouse, Scanner, Joystick, Microphone, Magnetic Ink Character Recognition (MICR), Optical Character Reader (OCR), Touchpad, Touch Screen, Webcam.

1. Using Ctrl + F opens the option of ‘Find and Replace’.

2. In Word, the shortcut key Ctrl + F is used to open the Find box.

3. Ctrl + F is used to find a document.

1. UPI (Unified Payments Interface): UPI is a mobile-based payment system that allows users to transfer money from their bank accounts to any other bank account instantly and securely.

2. As a UPI user, you have to create a unique identifier called UPI ID. It is linked to your bank account. With its help, money can be easily sent and received from the bank account. For this, you do not need to share your account number or other information.

1. In MS Excel, the text option is used for formatting the cell's content.

2. Under the formatting of text, alignment of the font in the cell, style of font, the colour of font, bold, italics, underline, fill colour, border colour, the format of numbers, format of date, format of decimal digits, wrap text ( Wrapping text), Shrink to fit, Orientation (vertically and horizontally), etc.

3. Use the following steps for formatting the text-

1. Select the cells or range that need to be formatted.

2. Select the Cell option from the Format menu on the menu bar.

3. You will get different tabs for different formats.

4. Click on the Font tab and do the formatting as required.

5. Finally click on the OK button.

A new laptop has been designed that weighs less, is smaller and uses less power than previous laptop models. Solid-state hard drive technology has been used to accomplish this.

To delete a sentence from a document, you would use highlight and delete.

1. In India, an e-Public Distribution System or e-Public Distribution System (ePDS) has been developed to deal with food shortage and through this, food grains are distributed to the poor people of the society at affordable prices.

2. The Centre's allocation of grains to the states depends on the availability of grains in the central stocks and the average grain purchased by the states in the last three years.

3. The main commodities available under this benefit are – wheat, rice, sugar and kerosene.