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Question Formulation and Assessment Quiz

#1

Which of the following is NOT a component of the scientific method?

Conclusion
Explanation

The conclusion is a result drawn from the scientific method, not a component of it.

#2

What does the acronym 'HTML' stand for?

Hyper Text Markup Language
Explanation

HTML stands for Hyper Text Markup Language, used for creating web pages.

#3

Which of the following is NOT a primary color in the RGB color model?

Yellow
Explanation

In the RGB color model, the primary colors are red, green, and blue.

#4

What does CSS stand for in web development?

Cascading Style Sheets
Explanation

CSS is used for styling web pages, controlling their appearance.

#5

Which data structure follows the Last In, First Out (LIFO) principle?

Stack
Explanation

Stack follows LIFO, where the last element added is the first one to be removed.

#6

What is the result of 2 + 2 * 3?

12
Explanation

The multiplication operation takes precedence over addition in arithmetic.

#7

Which programming language is often used for web development and server-side scripting?

PHP
Explanation

PHP is commonly used for dynamic web content and server-side scripting.

#8

What is the main purpose of a database management system (DBMS)?

To organize and manage data
Explanation

DBMS organizes and manages data efficiently.

#9

Which sorting algorithm has the worst-case time complexity of O(n^2)?

Bubble Sort
Explanation

Bubble Sort has a time complexity of O(n^2) in its worst-case scenario.

#10

Which of the following is a benefit of using version control systems like Git?

Easier collaboration among team members
Explanation

Version control systems facilitate collaboration, tracking changes and managing project history.

#11

What is the purpose of the 'finally' block in a try-catch-finally statement in programming?

To specify code that always executes, regardless of whether an exception occurred
Explanation

The 'finally' block ensures certain code executes irrespective of exceptions, useful for cleanup operations.

#12

Which of the following is a SQL keyword used to retrieve data from a database?

SELECT
Explanation

'SELECT' is used to retrieve data from a database table in SQL.

#13

What is the purpose of a constructor in object-oriented programming?

To initialize objects
Explanation

Constructors are used to initialize newly created objects.

#14

Which of the following is NOT a type of SQL join?

SIDE JOIN
Explanation

There is no 'SIDE JOIN' type of join in SQL; common types include INNER JOIN, LEFT JOIN, and RIGHT JOIN.

#15

What is the purpose of encapsulation in object-oriented programming?

To control access to class members and methods
Explanation

Encapsulation restricts access to class members, promoting data hiding and abstraction.

#16

In computer networking, what does DHCP stand for?

Dynamic Host Configuration Protocol
Explanation

DHCP dynamically assigns IP addresses to devices on a network.

#17

What does RAID stand for in computer storage?

Redundant Array of Independent Disks
Explanation

RAID is a storage technology combining multiple disks for data redundancy and performance improvement.

#18

What is the primary function of a firewall in computer networking?

To filter incoming and outgoing network traffic
Explanation

Firewalls monitor and control network traffic, enforcing security policies.

#19

Which of the following is NOT a fundamental data type in most programming languages?

Array
Explanation

Arrays are compound data types, not fundamental ones in most programming languages.

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