## Need and Functions of Operating Systems

Goal of an Operating System: The fundamental goal of a Computer System is to execute user programs and to make tasks easier. Various application programs… Read More »

- Program to find the Nth Prime Number
- Check whether the triangle is valid or not if angles are given
- Largest and smallest digit of a number
- Minimum steps required to convert the matrix into lower hessenberg matrix
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- Find the volume of rectangular right wedge
- Number of positions such that adding K to the element is greater than sum of all other elements
- Find number of magical pairs of string of length L
- Find the character made by adding all the characters of the given string
- Find the sum of the first half and second half elements of an array
- Count the number of occurrences of a particular digit in a number
- Check whether Quadrilateral is valid or not if angles are given
- Ratio of the distance between the centers of the circles and the point of intersection of two direct common tangents to the circles
- Find the first N integers such that the sum of their digits is equal to 10
- Compare sum of first N-1 elements to Nth element of an array
- Minimum number of steps to convert a given matrix into Upper Hessenberg matrix
- Generate an array having Bitwise AND of the previous and the next element
- Find the sum of Eigen Values of the given N*N matrix
- Find the remainder when First digit of a number is divided by its Last digit
- Find the height of a right-angled triangle whose area is X times its base
- Program to find the number of men initially
- Find area of the larger circle when radius of the smaller circle and difference in the area is given
- Find the Diameter or Longest chord of a Circle
- Total number of days taken to complete the task if after certain days one person leaves
- Time taken per hour for stoppage of Car
- Smallest and Largest sum of two n-digit numbers
- Find the number which when added to the given ratio a : b, the ratio changes to c : d
- Determine the position of the third person on regular N sided polygon
- Maximum number of line intersections formed through intersection of N planes
- Find the remaining balance after the transaction

Goal of an Operating System: The fundamental goal of a Computer System is to execute user programs and to make tasks easier. Various application programs… Read More »

Given a point (x1, y1) and a line (ax + by + c = 0). The task is to find the perpendicular distance between the… Read More »

Computer: A computer is a combination of hardware and software resources which integrate together and provides various functionalities to the user. Hardware are the physical… Read More »

Given a point(x, y, z) in 3-D and coefficients of the equation of plane, the task is to find the mirror image of that point… Read More »

Given two coordinates (x1, y1, z1) and (x2, y2, z2) in 3 dimension. The task is to find the distance between them. Examples : Input:… Read More »

Given a string, the task is to check if there exist two equal sub-sequences in the given string. Two sub-sequences are said to be equal… Read More »

Given a number N, the task is to check whether the count of the set and unset bits in the given number are same. Examples:… Read More »

Given a number N, the task is to print all prime numbers less than or equal to N. Examples: Input: 7 Output: 2, 3, 5,… Read More »

Given an array of N numbers, the task is to remove all leading zeros from the array. Examples: Input : arr[] = {0, 0, 0,… Read More »

Given an array of N unique numbers. Also given two numbers a and b such that a will always be before b in the array.… Read More »

Given four arrays of 3 numbers each which represents sides and angles of two triangles. The task is to check if the two triangles are… Read More »

Given a railway seat number, the task is to check whether it is a valid seat number or not. Also print its berth type i.e… Read More »

Given the side of a Pentagon, the task is to find the area of the Pentagon. Examples: Input : a = 5 Output: Area of… Read More »

Given the side of a square. The task is to find the area of an inscribed circle in a square. Examples: Input : a =… Read More »

The remainder is the integer left over after dividing one integer by another. The quotient is the quantity produced by the division of two numbers.… Read More »