# Category Archives: Technical Scripter

The loop statement is used to simply define an unconditional loop that executes statements of code repeatedly until it is terminated after encountering a return… Read More
In PostgreSQL, The EXIT statement is used to terminate all types of loops like unconditional loops, a while loop, or a for loop or terminate… Read More
Given an array arr[] consisting of N integers, the task is to count the number of ways to make the product of array elements even… Read More
Given two strings A and B of length N and M respectively and an array arr[] consisting of K integers, the task is to check… Read More
Given a matrix mat[][] of dimensions M*N and an integer K, the task is to generate a matrix answer[][], where answer[i][j] is equal to the sum… Read More
NodeJs: An open-source platform for executing javascript code on the server side. Also, a javascript runtime built on Chrome’s V8 JavaScript engine. It can be… Read More
In each of the Exercises 1 to 9, find the coordinates of the foci, the vertices, the length of the major axis, the minor axis,… Read More
Question 14. The dimensions of a cinema hall are 100 m, 50 m, 18 m. How many persons can sit in the hall, if each… Read More
Question 11. If 28C2r : 24C2r-4=225:11, find r. Solution: (28!/(28-2r)!2r!)/(24!/(24-2r+4)!(2r-4)!)=225/11 28x27x26x25/2r(2r-1)(2r-2)(2r-3)=225/11 28x27x26x25x11=225x(2r)(2r-1)(2r-2)(2r-3) 28x3x26x11=2r(2r-1)(2r-2)(2r-3) 14x2x3x13x2x11=2r(2r-1)(2r-2)(2r-3) 14x13x12x11=2r(2r-1)(2r-2)(2r-3) 2r=14 r=7 Question 12. If nC4,nC5 and nC6 are in… Read More
Solve the inequalities in Exercises 1 to 6. Question 1. 2 ≤ 3x – 4 ≤ 5  Solution: In this case, we have two inequalities,… Read More
A data warehouse is Representable by data integration from multiple heterogeneous sources. It was defined by Bill Inmon in 1990. The data warehouse is an… Read More