Explore topic-wise MCQs in Database.

This section includes 59 Mcqs, each offering curated multiple-choice questions to sharpen your Database knowledge and support exam preparation. Choose a topic below to get started.

51.

In__________________of_Oracle,_the_database_administrator_creates_a_user_account_in_the_database_for_each_user_who_needs_access.$

A. Database Authentication
B. Operating System Authentication
C. Internal Authentication
D. External Authentication
Answer» B. Operating System Authentication
Discussion
52.

_________________ is a sequence of zero or more characters enclosed by single quotes?

A. Integers literal
B. String literal
C. String units
D. String label
Answer» C. String units
Discussion
53.

If no header is specified, the block is said to be an _______________ PL/SQL block.

A. Strong
B. Weak
C. Empty
D. Anonymous
Answer» E.
Discussion
54.

A ___________________ is an explicit numeric, character, string or Boolean value not represented by an identifier.

A. Comments
B. Literals
C. Delimiters
D. Identifiers
Answer» C. Delimiters
Discussion
55.

We use ______________ name PL/SQL program objects and units.

A. Lexical Units
B. Literals
C. Delimiters
D. Identifiers
Answer» E.
Discussion
56.

A line of PL/SQL text contains groups of characters known as

A. Lexical Units
B. Literals
C. Textual Units
D. Identifiers
Answer» B. Literals
Discussion
57.

_______________ has made PL/SQL code run faster without requiring any additional work on the part of the programmer.

A. SQL Server
B. My SQL
C. Oracle
D. SQL Lite
Answer» D. SQL Lite
Discussion
58.

___________ combines the data manipulating power of SQL with the data processing power of Procedural languages.

A. PL/SQL
B. SQL
C. Advanced SQL
D. PQL
Answer» B. SQL
Discussion
59.

_______________ is a procedural extension of Oracle – SQL that offers language constructs similar to those in imperative programming languages.

A. SQL
B. PL/SQL
C. Advanced SQL
D. PQL
Answer» C. Advanced SQL
Discussion