GATE Question of the Day - General Aptitude Question

Hi guys from today onwards, I am going to give some question to solve. Please post your answers to this  question. I will give you the detailed answer to this question tomorrow. Today i started only with one question from GATE 2011 general aptitude. From tomorrow i try to some more questions from various sources based on your response to this question.  

All the best. Together we learn.

Opposite meaning to the word FREQUENCY is?

a) Periodicity

b) Rarity

c) Gradualness 

d) Persistency 

Possible give reason to your answer, it will help many other to understand the problem  clearly. Thanks for your answer.

 

Some institutions specify GATE as the mandatory qualification even for admission of self-financing students to postgraduate programmes. GATE qualified candidates are also eligible for the award of Junior Research Fellowship in CSIR Laboratories and CSIR sponsored projects. Some government organizations prescribe GATE qualification as a requirement for applying to the post of a Scientist / Engineer.