Is there a way to display data logged between specific time?

General questions
1

I want to know how i can filter the Data being displayed in piwik dashboard for specific time gap.
For example between 7PM to 8PM.

2

Yes. Create a segment, add Visit>Server time or Local time. To show 7pm to 8pm select “Is” and enter the value 7. You can increase the timeframe by adding more hours through additional OR conditions.