CBSE Class 11 Computer Science

  • NCERT Class 11 Computer Science Tuples and Dictionaries

    10.1 INTRODUCTION TO TUPLES A tuple is an ordered sequence of elements of different data types, such as  integer, float, string, list or even a tuple. Elements of a tuple are enclosed in parenthesis (round brackets) and are separated by commas. Like list and string, elements of a tuple can be...

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  • NCERT Class 11 Computer Science Social Impact

    11.1 Introduction In recent years, the world around us has seen a lot of changes due to use of ‘Digital Technologies’. These changes have made a dramatic impact on our lives, making things more convenient, faster, and easier to handle. In the past, a letter would take days to reach, and every...

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  • NCERT Class 11 Computer Science Introduction To Problem Solving

    4.1 Introduction Today, computers are all around us. We use them for doing various tasks in a faster and more accurate manner. For example, using a computer or smartphone, we can book train tickets online. India is a big country and we have an enormous railway network. Thus, railway reservation is...

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  • NCERT Class 11 Computer Science Flow of Control

    6.1 Introduction In Figure 6.1, we see a bus carrying the children to school. There is only one way to reach the school. The driver has no choice, but to follow the road one milestone after another to reach the school. We learnt in Chapter 5 that this is the concept of sequence, where Python...

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  • NCERT Class 11 Computer Science Encoding Schemes and Number System

    2.1 IntroductIon Have you ever thought how the keys on the computer keyboard that are in human recognisable form are interpreted by the computer system? This section briefly discusses text interpretation by the computer. We have learnt in the previous chapter that computer understands only binary...

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NCERT Class 11 Computer Science Tuples and Dictionaries

10.1 INTRODUCTION TO TUPLES

A tuple is an ordered sequence of elements of different data types, such as  integer, float, string, list or even a tuple. Elements of a tuple are enclosed in parenthesis (round brackets) and are separated by commas. Like list and string, elements of a tuple can be accessed using index values, starting from 0.

 

Example 10.1

#tuple1 is the tuple of integers

>>> tuple1 = (1,2,3,4,5)

>>> tuple1

(1, 2, 3, 4, 5)

 


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NCERT Class 11 Computer Science Social Impact

11.1 Introduction
In recent years, the world around us has seen a lot of changes due to use of ‘Digital Technologies’. These changes have made a dramatic impact on our lives, making things more convenient, faster, and easier to handle. In the past, a letter would take days to reach, and every recipient would get his or her own copy and respond separately. Today, one can send and receive emails to more than one person at a time. The instantaneous nature of electronic communications has made us more efficient and productive.

 


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NCERT Class 11 Computer Science Introduction To Problem Solving

4.1 Introduction
Today, computers are all around us. We use them for doing various tasks in a faster and more accurate manner. For example, using a computer or smartphone, we can book train tickets online.

 


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NCERT Class 11 Computer Science Flow of Control


 


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NCERT Class 11 Computer Science Encoding Schemes and Number System

2.1 IntroductIon
Have you ever thought how the keys on the computer keyboard that are in human recognisable form are interpreted by the computer system? This section briefly discusses text interpretation by the computer.
We have learnt in the previous chapter that computer understands only binary language of 0s and 1s. Therefore, when a key on the keyboard is pressed, it is internally mapped to a unique code, which is further converted to binary.

 


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NCERT Class 11 Computer Science Emerging Trends

3.1 IntroductIon

 


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NCERT Class 11 Computer Science Computer System

1.1 INTRODUCTION TO COMPUTER SYSTEM

A computer is an electronic device that can be programmed to accept data (input), process it and generate result (output). A computer along with additional hardware and software together is called a computer system.

 


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CBSE Class 11 Computer Science Syllabus 2020 2021

CBSE Class 11 Computer Science Syllabus 2020 2021. Students must always refer to the latest syllabus issued by CBSE before starting studies. Download the latest syllabus for 2020 2021 released by CBSE to plan your studies as per the latest syllabus and guidelines issued by CBSE NCERT. The syllabus, weightage of chapters, blue print of question papers and the design of question papers is issued every year for the benefit of students. Access and download syllabus for all subjects here.
 
Unit I: Computer Systems and Organisation

 


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CBSE Class 11 Computer Science Current Trends And Technologies Online Test Set F

CBSE Class 11 Computer Science Current Trends And Technologies Online Test Set F. Students can practice Free online mock tests for Class 11 Computer Science for all topics|chapters. Practice thousands of multiple choice questions created by CBSE Class XI Computer Science experts & teachers, You can get instant results and also download certificate for passing CBSE Class 11 Computer Science Current Trends And Technologies Online Test Set F. All mock online tests at Studiestoday.com are free and can be attempted any number of times.

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CBSE Class 11 Computer Science Current Trends And Technologies Online Test Set E

CBSE Class 11 Computer Science Current Trends And Technologies Online Test Set E. Students can practice Free online mock tests for Class 11 Computer Science for all topics|chapters. Practice thousands of multiple choice questions created by CBSE Class XI Computer Science experts & teachers, You can get instant results and also download certificate for passing CBSE Class 11 Computer Science Current Trends And Technologies Online Test Set E. All mock online tests at Studiestoday.com are free and can be attempted any number of times.

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Latest NCERT & CBSE News

Read the latest news and announcements from NCERT and CBSE below. Important updates relating to your studies which will help you to keep yourself updated with latest happenings in school level education. Keep yourself updated with all latest news and also read articles from teachers which will help you to improve your studies, increase motivation level and promote faster learning

What to do Post Receipt of Question Paper in the Board Examination

The intend of this article is to guide the students about the course of action they should follow once they receive the CBSE question papers in the school as well as board examination centre. Before initiating the examination there are few key aspects which the...

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Mathematical Literacy Free Practice Book for Students

With a larger goal to promote 21st century skills such as critical thinking and problem solving, the Central Board of Secondary Education has shared a Mathematical Literacy: Practice Book for Students. This Work Book is designed to allow learners of classes 7th to 10th...

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Ganga Utsav 2020 organized by NMCG

The National Mission for Clean Ganga (NMCG) is organising the annual ‘Ganga Utsav’ on November 2nd , 3rd & 4th, 2020 on a virtual platform. The Utsav will involve storytelling, folklores, & dialogues with eminent personalities, quizzes, display of traditional...

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Five Tips for Brisk and Effective Revision for School and Board Examinations

The intend of this article is to present before you the 5 most efficient tips to facilitate the students to revise the entire course for the Annual School and Board Examination.  We are moving towards the upcoming examinations, almost all the academic institutions of...

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Aryabhata Ganit Challenge 2020

Aryabhata Ganit Challenge (AGC) has been initiated by the CBSE Board to enhance mathematical abilities among students in the year 2019. In order to reach out to maximum students across the country, the Board will host the Aryabhata Ganit Challenge on DIKSHA platform...

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Role of Word Limit in Written CBSE Examination

The intend of this article is to let us know the significance of writing within the prescribed word limit while attempting the CBSE Board Examination. Every single question in the board examination has a pre-specified word limit and every student needs to understand...

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