What is the meaning of strength?

Answer 1

This is asking what you know how to do best. What are you the best at, and what makes you a good candidate.

Good responses:

I enjoy working with customers, and making sure they are satisfied.

I am reliable, always on time, and can be counted on when you need me.

I am extremely dedicated to my employer; all of my references will recommend me for my loyalty.

I know how to do x, y, and z, and I learn new skills very quickly.

Answer 2

it means you are strong