Select all the correct answers. Which statements are true about a database?
A database allows only numeric entries.
ola
You cannot upload image files to a database.
O You can enter data based on the defined data type.
You cannot leave a field empty.
A primary key uniquely identifies a record.

John recently worked on a project about various programming languages. he learned that though procedural language programs are useful, they have disadvantages too. what is a disadvantage of programs written in procedural languages? a. programs do not represent data complexity. b. programs take more time to execute. c. programs are prone to security threats. d. programs do not interface with multiple platforms.