My interview experience 5

Recently, I attended an interview for a database engineer role. The first round was a virtual technical interview. They asked various questions about SQL and Linux basics. I answered all the questions except for two or three. Later, I called to ask about the next round and was told I didn't select it. I didn't ask why, but I realized they rejected me because of my poor communication skills. Then I decided I need to improve my communication a lot……..