Grade 12 Quizzes, Questions & Answers

Recent Grade 12 Quizzes

This Deadlock Detection Basics Quiz evaluates your understanding of how systems detect and manage deadlocks in concurrent environments. You will explore circular wait conditions, resource allocation graphs, and detection...

Questions: 15 | Attempts: 10 | Last updated: May 2, 2026

Sample Question
What is a deadlock in a concurrent system?

A situation where two or more processes cannot proceed because each waits for a resource held by another

A process that terminates unexpectedly

A lock that cannot be released by any process

A temporary delay in process execution

SQL Conditional Expressions Quiz

Test your understanding of SQL conditional expressions and how they control data retrieval and manipulation. This SQL Conditional Expressions Quiz covers IF, CASE, BETWEEN, IN, and comparison operators at an intermediate level....

Questions: 15 | Attempts: 11 | Last updated: May 2, 2026

Sample Question
Which SQL keyword is used to test if a value exists within a specified range?

BETWEEN

IN

LIKE

EXISTS

Stored Procedure Basics Quiz

This Stored Procedure Basics Quiz evaluates your understanding of database procedures and views. You'll test your knowledge of procedure creation, execution, parameters, and how views simplify complex queries. Master these...

Questions: 15 | Attempts: 10 | Last updated: May 2, 2026

Sample Question
What is a stored procedure?

A set of SQL statements stored and executed on the database server

A temporary table used for calculations

A type of database backup file

A method of encrypting sensitive data

Ad Hoc Testing Basics Quiz

This Ad Hoc Testing Basics Quiz evaluates your understanding of unplanned, exploratory testing techniques used in software quality assurance. You'll explore how testers identify defects without predefined test cases, apply domain...

Questions: 15 | Attempts: 11 | Last updated: May 2, 2026

Sample Question
What is ad hoc testing?

Unplanned testing based on tester intuition and domain knowledge

Testing that follows a strict, predefined test plan

Automated testing using scripts and tools

Testing performed only after release to production

Check Constraint Basics Quiz

The Check Constraint Basics Quiz tests your understanding of database constraints, specifically check constraints that enforce data validation rules. This quiz covers how check constraints restrict values in database columns,...

Questions: 15 | Attempts: 10 | Last updated: May 2, 2026

Sample Question
What is a check constraint in a database?

A rule that ensures values in a column meet a specified condition

A method to automatically delete incorrect records

A constraint that only allows NULL values

A backup mechanism for data recovery

REST API Status Codes Quiz

Test your knowledge of HTTP status codes used in REST API responses. This REST API Status Codes Quiz covers the meaning and use of common status codes (2xx, 3xx, 4xx, 5xx), helping you understand how APIs communicate success,...

Questions: 15 | Attempts: 10 | Last updated: May 2, 2026

Sample Question
What does HTTP status code 200 indicate?

Request successful; response contains data

Resource created successfully

Request is being processed

Resource not found

Equivalence Partitioning Basics Quiz

This Equivalence Partitioning Basics Quiz evaluates your understanding of partitioning test data into groups that behave similarly. Learn how to divide input domains into equivalence classes to design efficient test cases, reduce...

Questions: 16 | Attempts: 12 | Last updated: May 2, 2026

Sample Question
What is equivalence partitioning?

Dividing input domain into groups that behave identically

Randomly selecting test cases from all inputs

Testing only boundary values of an application

Partitioning the code into equal modules

Graceful Degradation Basics Quiz

This Graceful Degradation Basics Quiz teaches how systems maintain core functionality when errors occur. Learn to design applications that fail gracefully, preserve user experience during failures, and implement fallback...

Questions: 15 | Attempts: 10 | Last updated: May 1, 2026

Sample Question
What is graceful degradation in software systems?

The system completely stops when an error occurs

The system continues operating with reduced functionality when errors occur

The system automatically fixes all errors without user notice

The system deletes corrupted data to prevent spread

Pair Programming Basics Quiz

The Pair Programming Basics Quiz evaluates your understanding of collaborative coding practices and teamwork in software development. This quiz covers driver and navigator roles, communication strategies, and best practices for...

Questions: 15 | Attempts: 10 | Last updated: May 1, 2026

Sample Question
What is the primary role of the 'driver' in pair programming?

Controls the keyboard and writes the code

Reviews the code and suggests improvements

Manages the project timeline

Tests the final product

Semantic Versioning Basics Quiz

This Semantic Versioning Basics Quiz tests your understanding of version numbering conventions used in software packages. Learn how major, minor, and patch versions communicate the type of changes in a release, and why semantic...

Questions: 15 | Attempts: 10 | Last updated: May 1, 2026

Sample Question
In semantic versioning, what does the format MAJOR.MINOR.PATCH represent?

Release date, build number, and commit hash

Breaking changes, new features, and bug fixes

Development stage, version number, and release cycle

Server, client, and database versions

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