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PLSQL Quiz 1 | Englishfreetest.com

Here's the exercise 'PLSQL Quiz 1 | Englishfreetest.com' about Technical Quiz - Technical Tests.


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Content test:

A.A constant holds a value that once declared, does not change in the program
B. The CONSTANT declaration cannot impose the NOT NULL constraint
C.A constant is declared using the CONSTANT keyword
D.A CONSTANT declaration requires an initial value
A. CHAR
B. VARCHAR1
C. VARCHAR2
D. INTEGER
A.It is a fixed-size sequential collection of elements
B.The elements can of various data types
C. It is used to store an ordered collection of data
D.Each element in a VARRAY has an index associated with it
A. %ROWTYPE
B.%TYPE
C.Both A & B
D.None of the above
A.Tight Integration with SQL
B.Better Performance
C.Higher Productivity,Full Portability,Tight Security
D.All mentioned above
A. Scalar datatype
B.Composite datatype
C.All of the above
D.None of the above
A.RDBMS store database definition information in system-created tables
B.This information can be accessed using SQL
C.This information often cannot be updated by a user
D. All of the above
A.Data Definition Language(DDL)
B.Data Manipulation Language(DML)
C.Both of above
D.None
Test

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