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WGU C949 STUDY GUIDE(MOST IMPORTANT QUIZ) WITH CORRECT ANSWERS GRADED A+ FOR 2026 ASSURED EXCEL!!

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WGU C949 STUDY GUIDE(MOST IMPORTANT QUIZ) WITH CORRECT ANSWERS GRADED A+ FOR 2026 ASSURED EXCEL!!

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WGU C949 STUDY GUIDE(MOST
IMPORTANT QUIZ) WITH CORRECT

, ANSWERS GRADED A+ FOR 2026
ASSURED EXCEL!!



Computer Science – Data Structures & Algorithms Certification Practice Exam

Instructions: Choose the one best answer (A–D) for each question.



Question 1

Which data structure stores an ordered list of items where each item is directly accessible by a
positional index?

A. Linked List
B. Hash Table
C. Array
D. Binary Search Tree

Correct Answer: C. Array



Question 2

Which data structure stores data in nodes connected by pointers?

A. Heap
B. Queue
C. Linked List
D. Hash Table

Correct Answer: C. Linked List



Question 3

A Binary Search Tree (BST) is characterized by:

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