Why take mock tests before the final exam?

What is the need of mock tests before the UPSC/PCS final exams ?
Mock tests are nothing but trial exams that people take before appearing for the final exam so that they can assess their level or preparation. Mock exams are usually taken by students who are about to appear for an important exam to the UPSC or the IAS/PCS, every course has mock tests of its own. These exams are extremely helpful to any student looking to do well on these tests, but what do we stand to gain from such mock tests?
Well firstly, mock tests give students a feel of the real exam for most of the students about to take a major exam for the first time: in their lives, mock tests provide a trial run being placed in the same situation and feeling the same amount of pressure before the actual exam will inculcate some confidence and analytical capacity in the student. this may  even help in reducing pre-exam litters. As the candidates has already appeared for a version of the exam before, on the final he will more relaxed.
Most students preparing for competitive exams do so in bits, sections and  stages.  By the end of it all, they believe they are well prepared to take the test. But on the day of the exam, often everything one learns is forgotten in the toughness of the flash of a second. This happens because CFA tendency to under estimate the toughness of the question and the scope of the syllabus or because they have ail that you have studied his IAS where mock tests they students revise the entire because they have taken Things lightly and are under prepared. Revision is key to remembering all that you have studied. This is where tests help. They help students revise the entire syllabus in the simulated setting of the actual exam. This way they remember what they have learned and perform well on the final day.
Lastly and most importantly, mock test are important because of the practice they provide. Mock test make students familiar with the styles and scope of the question paper. Managing to finish the exam on time is really challenging. Mock test help them with time management which, in itself, is half the work done. The candidate is given the chance to work on this problem and turn it in to one of the their strengths. After takings several mock tests, the students is in a position to work on his weaknesses and to chalk out a plan to overcome them. So it is time to stop beings afraid of mock tests. They are help. Find the perfect course for you, and jump right in after all , practice makes man perfect.