Computer Science 1

Question 1

What is the purpose of an algorithm?

Answer 1

To provide a step-by-step procedure for solving a problem.

Question 2

True or False: A variable in programming can hold multiple values at the same time.

Answer 2

False

Question 3

Fill in the blank: The __________ is the part of the computer that performs calculations and makes decisions.

Answer 3

CPU

Question 4

What does ‘IDE’ stand for in programming?

Answer 4

Integrated Development Environment

Question 5

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

Answer 5

Stack

Question 6

Multiple Choice: Which of the following is not a programming paradigm? A) Object-oriented B) Functional C) Procedural D) Non-linear

Answer 6

D) Non-linear

Question 7

What is the main function of an operating system?

Answer 7

To manage computer hardware and software resources.

Question 8

True or False: A syntax error occurs when the code is logically incorrect.

Answer 8

False

Question 9

What is the purpose of a compiler?

Answer 9

To translate high-level programming code into machine code.

Question 10

Fill in the blank: In object-oriented programming, a __________ is a blueprint for creating objects.

Answer 10

Class

Question 11

What is recursion in programming?

Answer 11

A function that calls itself in order to solve a problem.

Question 12

Multiple Choice: Which of the following is a type of database? A) Relational B) Linear C) Sequential D) Graphical

Answer 12

A) Relational

Question 13

What is a primary key in a database?

Answer 13

A unique identifier for a record in a table.

Question 14

True or False: A linked list can store elements in non-adjacent memory locations.

Answer 14

True

Question 15

What is the purpose of a firewall?

Answer 15

To protect a network by controlling incoming and outgoing traffic.

Question 16

Fill in the blank: __________ is the process of finding and fixing errors in software.

Answer 16

Debugging

Question 17

What does ‘HTTP’ stand for?

Answer 17

HyperText Transfer Protocol

Question 18

Multiple Choice: Which of the following is a valid variable name? A) 1stVariable B) first_variable C) first-variable D) first variable

Answer 18

B) first_variable

Question 19

What is the purpose of version control systems?

Answer 19

To manage changes to source code over time.

Question 20

True or False: In Python, indentation is not important.

Answer 20

False

Question 21

What is the difference between an interpreter and a compiler?

Answer 21

An interpreter executes code line by line, while a compiler translates the entire code at once.

Question 22

Fill in the blank: __________ is a collection of data that can be accessed or modified.

Answer 22

Database

Question 23

What does ‘API’ stand for?

Answer 23

Application Programming Interface

Question 24

Multiple Choice: Which protocol is used for sending email? A) FTP B) SMTP C) HTTP D) SNMP

Answer 24

B) SMTP

Question 25

What is the role of a software developer?

Answer 25

To design, create, and maintain software applications.

Question 26

True or False: A binary search algorithm can only be applied to sorted lists.

Answer 26

True

Question 27

What is the main advantage of using a cloud service?

Answer 27

Scalability and accessibility from any location.