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1
New Question
A
Option 1
B
Option 2
C
Option 3
D
Option 4
2
Which of the following best describes the primary function of an operating system?
A
To compile high-level programming languages into machine code
B
To execute arithmetic and logical operations in the CPU
C
To provide a user interface for web browsing
D
To manage hardware resources and provide services for application software
3
Which data structure follows the Last-In-First-Out (LIFO) principle?
A
Binary Tree
B
Linked List
C
Stack
D
Queue
4
What is the primary purpose of a database index?
A
To enforce referential integrity
B
To speed up data retrieval operations
C
To encrypt sensitive data
D
To compress data to save storage space
5
In object-oriented programming, what does encapsulation refer to?
A
The bundling of data and methods that operate on that data within a single unit
B
The process of hiding implementation details and exposing only necessary interfaces
C
The ability of different classes to respond to the same method call in different ways
D
The ability of a class to inherit properties from another class