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Grade 11 Quizzes, Questions & Answers

Recent Grade 11 Quizzes

Machine Learning Model Basics Quiz

Questions: 15 | Attempts: 12 | Last updated: May 1, 2026

Sample Question
What metric measures the proportion of correct predictions out of all predictions made?

Precision

Accuracy

Recall

F1-Score

Knowledge Representation Basics Quiz

Questions: 15 | Attempts: 12 | Last updated: May 1, 2026

Sample Question
What is knowledge representation primarily used for in artificial intelligence?

Storing data in databases

Encoding information so machines can understand and reason about it

Creating user interfaces

Managing computer hardware

Modern AI Milestones Quiz

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

Sample Question
In what year was the Dartmouth Summer Research Project on Artificial Intelligence held, marking the official birth of AI as a field?

1950

1956

1966

1974

Secure Coding Basics Quiz

Questions: 15 | Attempts: 13 | Last updated: May 1, 2026

Sample Question
What is SQL injection and why is it a security threat?

A method to optimize database queries for faster performance

An attack where malicious SQL code is inserted into input fields to manipulate databases

A technique to encrypt database connections

A programming language used for secure coding

Web Security Threats Basics Quiz

Questions: 15 | Attempts: 13 | Last updated: May 1, 2026

Sample Question
What is a phishing attack?

An attempt to trick users into revealing sensitive information through fake emails or websites

A method to physically access a server room

A type of firewall configuration

A way to encrypt all network traffic

SSL and TLS Basics Quiz

Questions: 15 | Attempts: 14 | Last updated: May 1, 2026

Sample Question
What does TLS stand for?

Transfer Layer Security

Transport Layer Security

Transmission Link System

Technical Layer Standard

Web Encryption Basics Quiz

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

Sample Question
What is the primary purpose of encryption?

To make data unreadable to unauthorized users

To compress files for storage

To increase internet speed

To delete sensitive information

JavaScript DOM Manipulation Quiz

Questions: 15 | Attempts: 27 | Last updated: May 1, 2026

Sample Question
Which method selects a single HTML element by its ID?

Document.querySelector()

Document.getElementById()

Document.getElementByClass()

Document.selectElement()

JavaScript Variables and Scope Quiz

Questions: 15 | Attempts: 14 | Last updated: May 1, 2026

Sample Question
What is the primary difference between let and var in terms of scope?

Let is block-scoped; var is function-scoped

Var is block-scoped; let is function-scoped

Both are function-scoped

Both are block-scoped

Symmetric Encryption Basics Quiz

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

Sample Question
In symmetric encryption, what is the primary requirement for secure communication between two parties?

Both parties must have the same secret key

Each party generates a unique public key

The sender's key must be longer than the receiver's key

Keys must be transmitted openly over the network

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