WGU C949 Pre-Assessment (New 2023/ 2024) Data Structures and Algorithms I| Questions and Verified Answers| 100% Correct| Grade A
WGU C949 Pre-Assessment (New 2023/
2024) Data Structures and Algorithms I|
Questions and Verified Answers| 100%
Correct| Grade A
Q:UESTION
Which data structure is used to store unordered items by mapping each item to a location in an
array?
Answer:
Hash table
Q:UESTION
What is the advantage that a linked list has over an array?
Answer:
Grows and shrinks as needed
Q:UESTION
What would be the best data structure for a hash table with simple chain- ing?
Answer:
A doubly linked list
Q:UESTION
How many leaf nodes does this tree have?
Answer:
Two
Q:UESTION
What is the root node for this tree?
Answer:
Anne
Q:UESTION
What is the height of this tree?
Answer:
Two
Q:UESTION
Which data structure is the most dynamic in storing data items of varying lengths?
Answer:
List
Q:UESTION
What is the resulting stack when the push(1) function is implemented on this stack yield?
8,9,3,5(top is 8)
Answer:
1,8,9,3,5
Q:UESTION
What will the peek() operation from this stack return?
8,9,3,5(top is 8)
Answer:
8
Q:UESTION
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