What is the best data type definition for Oracle when a field is alpha – McqOptions

MCQOPTIONS

1.	What is the best data type definition for Oracle when a field is alphanumeric and has a fixed length?
A.	VARCHAR2
B.	CHAR
C.	LONG
D.	NUMBER
Answer» C. LONG

Discussion

No Comment Found

Related MCQs

Distributing the columns of a table into several separate physical records is known as horizontal partitioning.
The three newest database architectures in use today are relational, multidimensional and hierarchical.
Data-volume and frequency-of-use statistics are not critical inputs to the physical database design process.
Some advantages of partitioning include: efficiency, security, and load balancing.
A pointer is a detailed coding scheme recognized by system software for representing organizational data.
It is usually not very important to design the physical database to minimize the time required by users to interact with the information systems.
In general, larger block sizes are used for online transaction processing applications and smaller block sizes are used for databases with a decision support or data warehousing system.
A field represents each component of a composite attribute.
A multidimensional database model is used most often in which of the following models?
What is the best data type definition for Oracle when a field is alphanumeric and has a fixed length?