NCERT solutions for इनफार्मेशन प्रेकटिसेस [इंग्रजी] इयत्ता ११ chapter 1 - Computer System [Latest edition]

How do different components of the computer communicate with each other?

Suppose there is a computer with RAM but no secondary storage. Can we install a software on that computer?

List all secondary storage devices available at your school or home.

Visit some of the places like bank, automobile showroom, shopping mall, tehsil office, etc., and find out 2–3 names of tools/instruments used to capture data in digital format.

Explore possible ways of recovering deleted data or data from a corrupted device.

Create a test file and then delete it using Shift + Delete from the keyboard. Now recover the file using the methods you have explored at Activity 1.3 (deleted data or data from a corrupted device).

Ask your teacher to help you locate any two device drivers installed on your computer.

With the help of your teacher, install one application software in your computer.

Name the software required to make a computer functional. Write down its two primary services.

What is the need for RAM?

How does RAM differ from ROM?

What is the need for secondary memory?

Draw the block diagram of a computer system. Briefly write about the functionality of each component.

Differentiate between proprietary software and freeware software. Name two software for each type.

Mention any browsers used for browsing the internet.

Name the input or output device used to do the following:

To output audio

Name the input or output device used to do the following:

To enter textual data

Name the input or output device used to do the following:

To make a hard copy of a text file

Name the input or output device used to do the following:

To display the data or information

Name the input or output device used to do the following:

To enter the audio-based command

Name the input or output device used to do the following:

To build 3D models

Name the input or output device used to do the following:

To assist a visually-impaired individual in entering data

Identify the category (system, application, programming tool) of the following software:

Compiler

Identify the category (system, application, programming tool) of the following software:

Assembler

Identify the category (system, application, programming tool) of the following software:

Ubuntu

Identify the category (system, application, programming tool) of the following software:

Text editor

2 MB

What is the security threats involved when we throw away electronic gadgets that are non-functional?

Write down the type of memory needed to do the following:

To store data permanently

Write down the type of memory needed to do the following:

To execute the program

Write down the type of memory needed to do the following:

To store the instructions which can not be overwritten.