
Data Structures and Algorithms
Authored by Jhonlie Melecio12
Information Technology (IT)
University
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20 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Which of the following best describes an array?
A dynamic collection of elements linked using pointers
A fixed-size, sequential collection of elements of the same type
A random collection of values
A binary tree structure
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
In an array, how is an element accessed?
Sequentially from the first element
Through pointer jumping
By using its index position directly
By searching linearly only
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
What is the index of the first element in an array in most programming languages?
0
1
-1
Depends on the language
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Which of the following is NOT an advantage of arrays?
Random access to elements
Fixed size
Easy indexing
Contiguous memory storage
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Which of the following is NOT an advantage of linked lists over arrays?
Dynamic size
Easy insertion and deletion
Random access to elements
Efficient for frequently changing sizes
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
What does each node in a singly linked list contain?
Data only
Data and a pointer to the next node
Data and pointers to both previous and next nodes
A pointer only
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
In a doubly linked list, each node contains:
Data and one pointer
Only data
Data and two pointers
Data and a single array
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