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Tag Archives: CBSE – Class 11

An Operating System performs all the basic tasks like managing files, processes, and memory. Thus operating system acts as the manager of all the resources,… Read More
Given an integer matrix of odd dimensions (3 * 3, 5 * 5). then the task is to find the sum of the middle row… Read More
An operating system acts as an intermediary between the user of a computer and computer hardware. The purpose of an operating system is to provide… Read More
Just like we humans can get infected and fall ill, our computers can also get infected while they are connected to the Internet. Viruses can… Read More
Given a string and the task is to count vowels, consonant, digits and special character in string. Special character also contains the white space.Examples:   Input… Read More
What is a Flowchart? Flowchart is a graphical representation of an algorithm. Programmers often use it as a program-planning tool to solve a problem. It makes… Read More
Prerequisite : Functions in C/C++ A function in C can be called either with arguments or without arguments. These function may or may not return… Read More
Given an array, write functions to find the minimum and maximum elements in it.  C++ // CPP program to find minimum (or maximum) element //… Read More
Unicode is a universal encoding system to provide a comprehensive character set and was created by the Unicode consortium (a group of multilingual software manufacturers).… Read More
The useful input/output manipulators are std::setbase, std::setw and std::setfill. These are defined in and are quite useful functions. std::base : Set basefield flag; Sets the… Read More
Given a 2D square matrix, find the sum of elements in Principal and Secondary diagonals. For example, consider the following 4 X 4 input matrix. … Read More
As the name suggests the name constants are given to such variables or values in C/C++ programming language which cannot be modified once they are… Read More
Error is an illegal operation performed by the user which results in abnormal working of the program. Programming errors often remain undetected until the program is… Read More
Given a string, count the total number of vowels (a, e, i, o, u) in it. There are two methods to count total number of… Read More
Unary operator: are operators that act upon a single operand to produce a new value. Types of unary operators: unary minus(-) increment(++) decrement(- -) NOT(!)… Read More