Answer:
Dynamic web page shows different information at different point of time.
Answer: The Microsoft Windows Task Manager is a general, quick, and easy method of viewing what programs, background processes, and apps are running on the computer
The primary key is always the id in any form, it may be uuid and etc.
So the primary key is the MOVIE_ID.
As you understand the entire thing is what you would quite often see in any relational databases like PostgreSQL. It's a table.
The fields are columns and any row is your entry or record in other words.
I will give you an example from the project I am working on, the screenshot shows a table for a user, you can consider it somewhat production style.
Pros is that u can help ppl when they r havig trouble with there computer. the cons is when ppl find out they will ask u everytime.