Search Results

The animated image below shows a traversal of a binary tree. Which type of traversal is it?

The animated image below shows a traversal of a binary tree. Which type of traversal is it?

The image below shows an in progress inorder traversal. The nodes highlighted in purple have already been visited in order (e.g. 36 14 24...

The image below shows a binary tree. Which of the options below include only internal nodes?

The image below shows a binary tree. Which nodes are leaf nodes?

A graph with relatively few edges is called:

A graph with many edges is called:

A graph that does not have a path of length 3 or more that connects a node v to itself is:

A directed graph is one

A complete graph is one which each pair of vertices:

A DAG is:

The sequence of vertices v1...vn with edges connecting all the vertices is called:

Trees and lists are special cases of graphs.

Based on the adjacency matrix shown below, which of the following statements is true:

The adjacency matrix shown below is an accurate representation of the graph shown below.

On a breadth first search traversal of the graph shown below, and starting at node a, the first three nodes visited are:

On a depth first search traversal of the graph shown below, and starting at node a, the first three nodes visited are:

At the heart of test-driven development is writing ___.

Consider a linear search as shown below.

int linearSearch(int w, int[] num) { // linear search code here } 

Assume you call this method...

Binary search is a more efficient search than linear search. Which one of these is true?

What is wrong with this code?

String x; if (x.length() > 0) System.out.println("Hello "+x); 

What does this code do?

int nums[] = {}; System.out.println(nums.length); 

Railroad diagrams, also known as syntax diagrams, are a visual way to represent the grammar of a programming language. To use it, you...

Railroad diagrams, also known as syntax diagrams, are a visual way to represent the grammar of a programming language. To use it, you...

Railroad diagrams, also known as syntax diagrams, are a visual way to represent the grammar of a programming language. To use it, you...