# Permutation and combination questions

Permutation and Combination questions are an integral part of any aptitude test. The test includes these questions to assess a candidate's ability to recognize patterns and determine links between objects. To solve these questions, one must understand the different types of permutations - the number of combinations possible when arranging a set of objects in a specific order. To get comfortable with numerical aptitude questions, here are some of the most often-asked questions and their answers.