Which of the following datatypes refers to variable-length character data,where n represents the maximum length of the column?
A) CHAR(n)
B) BFILE
C) VARCHAR2(n)
D) LONG

Question

Which of the following datatypes refers to variable-length character data,where n represents the maximum length of the column?​
A) ​CHAR(n)
B) ​BFILE
C) ​VARCHAR2(n)
D) ​LONG

Quizplus · Accepted Answer

VARCHAR2(n) refers to variable-length character data, where n represents the maximum length of the column. CHAR(n) is a fixed-length character data type, BFILE refers to binary data stored outside the database, and LONG is a deprecated data type used for storing variable-length character data up to 2 GB.

Which of the Following Datatypes Refers to Variable-Length Character Data,where