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Grade 11 Quizzes, Questions & Answers

Recent Grade 11 Quizzes

Minimum Spanning Tree Quiz

Questions: 15 | Attempts: 11 | Last updated: Apr 30, 2026

Sample Question
What is a minimum spanning tree (MST)?

A tree connecting all vertices with minimum total edge weight

A tree with the fewest vertices possible

The shortest path between two nodes

A tree with equal edge weights

Greedy Algorithm Design Quiz

Questions: 15 | Attempts: 12 | Last updated: Apr 30, 2026

Sample Question
What is the primary characteristic of a greedy algorithm?

It explores all possible solutions exhaustively

It makes the locally optimal choice at each step

It uses dynamic programming to store results

It randomly selects choices and backtracks

Memoization Basics Quiz

Questions: 15 | Attempts: 10 | Last updated: Apr 30, 2026

Sample Question
What is memoization?

Storing previously computed results to avoid redundant calculations

Breaking a problem into smaller subproblems and solving them

Writing code comments to remember algorithm logic

Sorting data in memory before processing

Dynamic Programming Basics Quiz

Questions: 15 | Attempts: 10 | Last updated: Apr 30, 2026

Sample Question
What is the primary goal of dynamic programming?

To break problems into smaller subproblems and store results

To use random algorithms for faster computation

To eliminate all loops in code

To maximize memory usage

Binary Search Algorithm Quiz

Questions: 15 | Attempts: 13 | Last updated: Apr 30, 2026

Sample Question
What is the primary advantage of binary search over linear search on a sorted array?

It uses less memory

It reduces time complexity to O(log n)

It works on unsorted arrays

It is easier to implement

Merge Sort Algorithm Quiz

Questions: 15 | Attempts: 10 | Last updated: Apr 30, 2026

Sample Question
What is the primary principle behind the merge sort algorithm?

Divide the array in half, sort each half, then merge them back together

Compare adjacent elements and swap them if out of order

Select a pivot and partition the array around it

Build a sorted array by inserting elements one at a time

Difference Between Directed and Undirected Graph Quiz

Questions: 15 | Attempts: 11 | Last updated: Apr 30, 2026

Sample Question
In an undirected graph, what does an edge represent?

A one-way connection between two vertices

A two-way connection between two vertices

A loop within a single vertex

A weighted path only

Depth First Search Quiz

Questions: 15 | Attempts: 11 | Last updated: Apr 30, 2026

Sample Question
What data structure is primarily used in the iterative implementation of depth-first search?

Queue

Stack

Heap

Linked List

Breadth First Search Quiz

Questions: 15 | Attempts: 12 | Last updated: Apr 30, 2026

Sample Question
What data structure is primarily used in Breadth First Search?

Stack

Queue

Heap

Linked list

Difference Between Min Heap and Max Heap Quiz

Questions: 16 | Attempts: 10 | Last updated: Apr 30, 2026

Sample Question
In a min heap, how does the parent node compare to its children?

Parent is smaller than or equal to both children

Parent is larger than both children

Parent is equal to both children

There is no relationship between parent and children

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