No it is not. But joining a test series from any good coaching institute is what I recommend. Every test exposes some part of the syllabus you aren't proficient with. So you can work and repair yourself with that part.
How is VIT vellore for mtech placement?
What is the pattern of GATE exam?
How do you choose which coaching material to go with?
How does one prepare for GATE?
How are the results of GATE evaluation communicated to parents and schools?
My child was not GATE identified last year. When can she be re-evaluated?
How long does it take to get the results of GATE evaluation?
Should your child be evaluated for GATE placement?
Who can appear for GATE examination?
Last date for the Receipt of completed Offline Application Form ?