Hello Sarfaraz

Master of Technology Weekend programmes are conducted by college/niversities. Eligibility Criteria and Admission procedure vary from college to college. If you are seeking admission in any particular University, kindly mention the college name so I can provide you the details.

For example- M.Tech in Electronics and Communication Engineering (Weekend) is offered by Guru Gobind Singh Indraprastha University. Admission to the course is done on the basis of marks of candidate in the qualifying examination and Common Entrance Test (CET) is not conducted for admission. 
Eligibility Criteria for admission is candidate should have completed B.E./B.Tech/AMIE or equivalent  degree in   Electronics & Communication  Engineering/EEE/Electronics  Engineering/Instrumentation & Control Engineering Or

Candidate should have completed M.Sc (Electronics/Physics with specialization in electronics or solid state).

Do let us know if you have any other query.
Good Luck!