Which of these is the incorrect explanation of SQLite?

A.
There are 5 types of data type stored in column; Null, Integer, Real, Text, and Blob.

B.
There are restrictions on some functions of SQLite loaded on Android.

C.
It has transaction administration function and it is designed so that the storage is locked after
commencing transaction.

D.
SQLite is a database that saves data in a single file.

Explanation: