WGU C949 (C949) (C949)
Western Governors University
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WGU C949 Data Structures and Algorithms I Exam Review (Latest 2023/ 2024 Update) Questions and Verified Answers| 100% Correct
- Exam (elaborations) • 25 pages • 2023
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WGU C949 Data Structures and Algorithms I Exam Review (Latest 2023/ 2024 Update) Questions and Verified Answers| 100% Correct 
 
Q: Queue 
 
Answer: 
 ADT in which items are inserted at the end and removed from the front. Common data structures: linked list 
FIFO 
 
 
Q: Deque ("deck") 
 
Answer: 
 ADT in which items can be removed at both the front and back. Common data structures: linked list 
 
 
Q: Bag 
 
Answer: 
 ADT for storing items in which the order does not matter and duplicate items ...
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WGU C949 Pre-Assessment (Latest 2023/ 2024) Data Structures and Algorithms I| Questions and Verified Answers| 100% Correct| Grade A
- Exam (elaborations) • 13 pages • 2023
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WGU C949 Pre-Assessment (Latest 2023/ 2024) Data Structures and Algorithms I| Questions and Verified Answers| 100% Correct| Grade A 
 
Q: What does a time complexity analysis of an algorithm include? 
 
Answer: 
 Worst case 
 
 
Q: Which data type do heap sorts work with? 
 
Answer: 
 Tree-based data structure 
 
 
Q: Which function is used in conjunction with a merge sort algorithm? 
 
Answer: 
 Re- cursive 
 
 
Q: Which attribute of a recursive function makes it unique? 
 
Answer: 
 Calls itse...
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WGU C949 Objective Assessment (Latest 2023/ 2024) Data Structures and Algorithms I |Version 2| Questions and Verified Answers| 100% Correct| Grade A
- Exam (elaborations) • 19 pages • 2023
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WGU C949 Objective Assessment (Latest 2023/ 2024) Data Structures and Algorithms I |Version 2| Questions and Verified Answers| 100% Correct| Grade A 
 
Q: Which data structure is used to implement a priority queue? 
a. Queue b. Stack c. Heap 
d. Linked List 
 
Answer: 
 Heap 
 
 
Q: Which sorting algorithm has the best worst-case time complexity of O(n log n)? 
a. Bubble Sort b. Merge Sort 
c. Selection Sort 
d. Insertion Sort 
 
Answer: 
 Merge Sort 
 
 
Q: In a binary search tree (BST), what i...
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WGU C949 Data Structures and Algorithms I Exam (Latest 2023/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A
- Exam (elaborations) • 18 pages • 2023
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WGU C949 Data Structures and Algorithms I Exam (Latest 2023/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A 
 
Q: Give a coded example on how to create a 3 chained linked list of nodes. 
 
Answer: 
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Node head = new Node(1); 
head.Next = new Node(2); 
head.Next.Next = new Node(3); 
 
 
Q: A list where we start at the first node and follow the chain of nodes iterating over each until we get to the end 
 
Answer: 
 Singly Linked List 
 
 
 
Q: A list that builds on the sin...
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WGU C949 Objective Assessment (Latest 2023/ 2024) Data Structures and Algorithms I |Version 1| Questions and Verified Answers| 100% Correct| Grade A
- Exam (elaborations) • 24 pages • 2023
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WGU C949 Objective Assessment (Latest 2023/ 2024) Data Structures and Algorithms I |Version 1| Questions and Verified Answers| 100% Correct| Grade A 
 
Q: Which data type is appropriate for this array to store the given data? 
a = ["AF", "71", "BC", "157", "BA", "253"] 
 
 
Answer: 
String 
 
 
 
Q: Which data type is appropriate for the given data set? 
a = [1, 717, 23, 12, 314, 6] 
 
 
Answer: 
Int 
 
 
 
Q: Which data type should be used for this object? 
days = { "Sunday", "Monday", "Tu...
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