Oracle: Introduction & SQL Overview MCQs

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Oracle: Introduction & SQL Overview Subcategories

Functions, Joins & Set Operators	Oracle Basics & Tools
Queries, Functions & Joins	Querying & Filtering
SQL Command Categories	*SQLPlus & Oracle Basics**

Oracle Database is best described as a:

File compression utility
Web browser engine
Relational database management system (RDBMS)
Operating system kernel

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What is the default port number of the Oracle Net listener?

3306
1433
1521
5432

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Which tool is a command-line interface for running SQL and PL/SQL in Oracle?

SQL*Plus
SQL Server Management Studio
phpMyAdmin
Notepad++

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Which free graphical IDE from Oracle is used to write and run SQL and PL/SQL?

SQL Developer
Visual Studio Code only
Oracle Paint
Windows Explorer

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The sample schema commonly used for practice, with tables such as EMPLOYEES and DEPARTMENTS, is:

HR
SYS
PUBLIC
AUDIT

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In Oracle versions such as 12c and 19c, the letter 'c' stands for:

Cloud
Cluster
Client
Compiler

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What does SQL stand for?

Simple Query Logic
Standard Question Language
Sequential Query Library
Structured Query Language

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What is the DUAL table in Oracle?

A table that stores two copies of data
A one-row, one-column table used to evaluate expressions
A backup table
A table that holds user passwords

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Which of the following is a DML statement?

CREATE
GRANT
COMMIT
INSERT

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Which of the following is a DCL statement?

COMMIT
INSERT
GRANT
CREATE

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