CBSE > Class 12 > Computer Science | CBSE Board | Homework Help

There are two types of booting: 1. Cold booting: It is the type of booting in which the system get started automatically when we are rumming the system. For example due to light fluctuation the system will automatically restart. 2. Warm booting: When the system starts from starting or from its initial state is known as warm booting.

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An unsigned int can be twice as large as signed int .explain how

Posted by Aarthi Sundar 7 years, 4 months ago

CBSE > Class 12 > Computer Science

0 answers

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What work does compiler do in c++?

Posted by Abhay Kumar 7 years, 4 months ago

CBSE > Class 12 > Computer Science

1 answers

Muskan Garg 7 years, 3 months ago

It compiles the programs and show error in the screen

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What is fddi

Posted by Chris Hemsworth 7 years, 4 months ago

CBSE > Class 12 > Computer Science

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What is scope resolution operator

Posted by Anonymous A 7 years, 4 months ago

CBSE > Class 12 > Computer Science

1 answers

Dheeraj Sharma 7 years, 4 months ago

Scope resolution operator are those operators due to which we can use the value of global variable in our main function

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Using truth table prove that M=N(P+R) 2. M=N+P+—NP

Posted by Tripti Pandey 7 years, 4 months ago

CBSE > Class 12 > Computer Science

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What is the purpose of a header file in a program

Posted by Ayush Bartwal 7 years, 4 months ago

CBSE > Class 12 > Computer Science

2 answers

Anonymous A 7 years, 4 months ago

Header file helps in execution of the program if it is missing then program will not run

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Lekha Raj 7 years, 4 months ago

Header file helps to include all the functions that are already created by the programmer.Example:#include<ctype.h> -includes functions like tolower(),toupper() etc . which an user can use in his/her C++ code without any error.

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Syntax of switch case statement?

Posted by Kartik Choudhary 7 years, 4 months ago

CBSE > Class 12 > Computer Science

1 answers

Kartik Choudhary 7 years, 4 months ago

Switch (variable) Case:1 condition/expression; // statement Break; , , , Default : //statement ; Break;

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Differentiate between while loop and do while loop with suitable program

Posted by Kartik Choudhary 7 years, 4 months ago

CBSE > Class 12 > Computer Science

0 answers

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Difference between keyword and identifier

Posted by Kartik Choudhary 4 years, 2 months ago

CBSE > Class 12 > Computer Science

1 answers

Sia ? 4 years, 2 months ago

SR. NO.	KEYWORD	IDENTIFIER
1	Keywords are predefined word that gets reserved for working progs that have special meaning and cannot get used anywhere else.	Identifiers are the values used to define different programming items such as variables, integers, structures, unions and others and mostly have an alphabetic character.
2	Specify the type/kind of entity.	Identify the name of a particular entity.
3	It always starts with a lowercase letter.	First character can be a uppercase, lowercase letter or underscore.
4	A keyword should be in lower case.	An identifier can be in upper case or lower case.
5	A keyword contains only alphabetical characters.	An identifier can consist of alphabetical characters, digits and underscores.
6	They help to identify a specific property that exists within a computer language.	They help to locate the name of the entity that gets defined along with a keyword.
7	No special symbol, punctuation is used.	No punctuation or special symbol except ‘underscore’ is used.
8	Examples of keywords are: int, char, if, while, do, class etc.	Examples of identifiers are: Test, count1, high_speed, etc.

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What is the use iostream.h in c++ program

Posted by Kartik Choudhary 7 years, 4 months ago

CBSE > Class 12 > Computer Science

1 answers

Komal G 7 years, 4 months ago

It acts as a library for a program which stores data

1Thank You

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Define rules of identifiers.

Posted by Kartik Choudhary 7 years, 4 months ago

CBSE > Class 12 > Computer Science

0 answers

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Write a program that delete itself

Posted by Sahil Mahajan 7 years, 4 months ago

CBSE > Class 12 > Computer Science

0 answers

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session 2018-2019 k liye syllabus 2018-2019(old) waala syllabus hoga

Posted by Rachna Agrawal 7 years, 4 months ago

CBSE > Class 12 > Computer Science

0 answers

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Verify using Boolean laws A'.B'.C'+A'.B.C'+A'.B.C+A'.B'.C+A.B'.C

Posted by Giri Vasan 7 years, 4 months ago

CBSE > Class 12 > Computer Science

0 answers

ANSWER

Write a c++ program to sum the sequence 1+1/1!+1/2!+1/3!+. And so on

Posted by Vaishali Chouhan 7 years, 4 months ago

CBSE > Class 12 > Computer Science

1 answers

Isha Ahuja 7 years, 4 months ago

It will be better for u to see a video at utube

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What is the size of an integer in c++

Posted by Preet Singh 7 years, 4 months ago

CBSE > Class 12 > Computer Science

1 answers

Vansh Jain 7 years, 4 months ago

2 bytes

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What are universal gate

Posted by Deepak Vashishtha 7 years, 4 months ago

CBSE > Class 12 > Computer Science

0 answers

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What is universal gates

Posted by Deepak Vashishtha 7 years, 4 months ago

CBSE > Class 12 > Computer Science

0 answers

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Which books we use to study for C.S exam this year class 12

Posted by Prarbdh Sharma 7 years, 4 months ago

CBSE > Class 12 > Computer Science

0 answers

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How to improve cs.

Posted by Lekhraj Sharma 7 years, 4 months ago

CBSE > Class 12 > Computer Science

0 answers

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Calculater switch case c++.

Posted by Rachana Srivastava 7 years, 4 months ago

CBSE > Class 12 > Computer Science

0 answers

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Define a class worker with the following specification private member class worker

Posted by Deeksha Nimje 7 years, 4 months ago

CBSE > Class 12 > Computer Science

0 answers

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What's the benefit of computer science subject in 12th class and how I make better command on this subject

Posted by Ayush Randhawa 7 years, 4 months ago

CBSE > Class 12 > Computer Science

0 answers

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CBSE class 12 computer science question paper 2018 board E am

Posted by A P 7 years, 4 months ago

CBSE > Class 12 > Computer Science

0 answers

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C++program to sum the sequence :x-x^2 /2!+x^4/4!-...

Posted by Paras Ahuja 7 years, 4 months ago

CBSE > Class 12 > Computer Science

0 answers

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On 20th March I'm giving you a question of computer but you can't reply the answer so please tell how marks we will score in computer science

Posted by Taj Samra Taj Samra 7 years, 4 months ago

CBSE > Class 12 > Computer Science

0 answers

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What is diffrent between public and private?

Posted by Raghav Dogra 7 years, 4 months ago

CBSE > Class 12 > Computer Science

0 answers

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Is sumita arora best book for CS

Posted by Ayush Randhawa 7 years, 4 months ago

CBSE > Class 12 > Computer Science

1 answers

Ddhruv Arora 7 years, 4 months ago

Yes

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