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4

In object-oriented programming, what is encapsulation?

A. The process of converting code into an executable program

B. The process of hiding the implementation details of an object

C. The process of compiling code

D. The process of optimizing code for performance

Correct Answer :

B. The process of hiding the implementation details of an object


Related Questions

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4

What is the purpose of the elif statement in Python?

A. It is used to define a new variable.

B. It is used to handle exceptions.

C. It is used to execute code if the if condition is false.

D. It is used to test multiple conditions sequentially.

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4

In the context of cybersecurity, what does the term phishing refer to?

A. Catching harmful computer viruses

B. Fishing for personal information through deceptive emails or websites

C. Encrypting data for security

D. Scanning for network vulnerabilities

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4

What is a pointer in the C programming language?

A. A data type used to store text

B. A variable that stores multiple values

C. A variable that stores the memory address of another variable

D. A type of loop

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4

What is a variable in programming?

A. A value that cannot be changed

B. A container for storing data

C. A type of loop

D. A function

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4

Which data structure uses a Last-In-First-Out (LIFO) order?

A. Queue

B. Stack

C. Linked List

D. Tree

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4

What is a conditional operator in programming?

A. An operator that performs mathematical calculations

B. An operator that combines two values

C. An operator that evaluates a condition and returns one of two values based on the condition

D. An operator that compares two values for equality

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4

Which of the following is not a valid type of computer network?

A. Local Area Network (LAN)

B. Wide Area Network (WAN)

C. Personal Area Network (PAN)

D. Personal Computer Network (PCN)

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4

What is the binary representation of the decimal number 8?

A. 1000

B. 1001

C. 100

D. 1010

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4

What is a loop in programming?

A. A bug in the code

B. A function that repeats a specific task

C. A variable that stores multiple values

D. A conditional statement

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4

What does the acronym SQL stand for?

A. Structured Query Language

B. Simple Query Language

C. System Query Language

D. Sequential Query Language

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4

What is a data structure in programming?

A. A type of loop

B. A category of values with a common set of operations

C. A programming language

D. A set of rules for writing code

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4

In object-oriented programming, what is a class?

A. A type of data structure

B. A step-by-step procedure

C. A blueprint for creating objects

D. A loop

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4

What does IP stand for in the context of computer networking?

A. Internet Protocol

B. Internal Processor

C. Information Provider

D. Internet Program

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4

Which of the following is an example of a network protocol?

A. JPEG

B. HTTP

C. MP3

D. PNG

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4

What is the purpose of the if statement in programming?

A. To repeat a block of code

B. To define a function

C. To make decisions and execute code conditionally

D. To create a loop

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4

What is the purpose of an array in programming?

A. To store a single value

B. To store a collection of values of the same data type

C. To perform mathematical calculations

D. To create graphics

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4

What is the purpose of the try and except blocks in Python?

A. To define a function

B. To create graphics

C. To handle exceptions and errors

D. To write comments in code

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4

What is the purpose of a function in programming?

A. To store data

B. To perform a specific task or calculation

C. To display information on the screen

D. To create graphics

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4

What is a primary key in a database table?

A. A key used to unlock the database

B. A key used for encryption

C. A unique identifier for each record in the table

D. A key used for sorting records

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4

Which programming language is often used for web development?

A. Python

B. Java

C. HTML

D. C++

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4

Which of the following is not a valid relational operator in programming?

A. >

B. <=

C. ==

D. %

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4

What is the purpose of the finally block in a try-except-finally construct in Python?

A. To define a function

B. To execute code regardless of whether an exception occurred

C. To create graphics

D. To repeat a block of code

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4

Which data structure uses a First-In-First-Out (FIFO) order?

A. Stack

B. Queue

C. Linked List

D. Binary Tree

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4

Which programming language is often used for data analysis and machine learning?

A. Java

B. Ruby

C. Python

D. C#

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4

What does the acronym HTML stand for?

A. HyperText Markup Language

B. High-Level Text Language

C. Hyperlink Text Management Language

D. Home Tool Markup Language

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4

What is a database schema?

A. A database query

B. A blueprint that defines the structure and organization of a database

C. A database table

D. A database index

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4

What does the term algorithmic complexity refer to?

A. The speed at which a program executes

B. The size of a program's source code

C. The number of bugs in a program

D. The amount of memory used by a program

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4

What is the maximum value that can be stored in a byte?

A. 128

B. 256

C. 64

D. 512

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4

Which of the following is not a fundamental data type in Python?

A. int

B. float

C. list

D. char

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4

What is the purpose of the break statement in programming?

A. To create a loop

B. To exit a loop prematurely

C. To define a function

D. To print output to the console