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Programming Language
MCQ Questions

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IT & Programming

Programming Language MCQ Questions

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Q1 Easy

✓ Correct ✗ Incorrect

Arrays, unlike simple built-in types, are passed by ____.

Type

Class

Reference

Explanation

SQL provides powerful querying capabilities through SELECT statements, joins, aggregations, and subqueries. Understanding SQL syntax and semantics enables extracting and manipulating data effectively. Query optimization through proper indexing, WHERE clauses, and execution plan analysis ensures performance. Mastering SQL is essential for database interaction.

Q2 Easy

✓ Correct ✗ Incorrect

The contents of a text box may be cleared in visual basic code by __________.

Conversion function such as CSng was not used.

Assigning the predefined constant String.Empty to the text property

Assign a variable's value to a constant

Dim intIndex As Integer

Explanation

Advanced database features include stored procedures, triggers, views, and partitioning. These enable complex business logic, automation, security, and performance optimization. Understanding advanced features enables building sophisticated database applications. Proper use of these features improves maintainability and functionality.

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