Programming Languages MCQs with Answers

What is the graphical representation of a program called?

• A.Algorithm
• B.Flowchart
• C.Pseudocode
• D.Syntax Diagram

Which type of loop is best used when the number of iterations is unknown and must execute at least once?

• A.For loop
• B.While loop
• C.Do-while loop
• D.Nested loop

What is the primary purpose of an API in software engineering?

• A.To enable communication between different software applications
• B.To compile source code into machine language
• C.To manage database transactions and queries
• D.To provide a graphical user interface for end users

What is the initial step in the systematic process of problem-solving?

• A.Problem Identification
• B.Algorithm Design
• C.Program Coding
• D.Testing and Debugging

What is the term for a person who creates software?

• A.Programmer
• B.Software Developer
• C.Software Engineer
• D.All of these

Which software development approach emphasizes iterative processes and continuous client feedback?

• A.Waterfall Model
• B.Agile Methodology
• C.V-Model
• D.Spiral Model

Algorithm and Flowchart are tools used to ?

• A.Debug and test the program
• B.Write the program code directly
• C.Specify the problem completely and clearly
• D.Compile and execute the program

What is essential for a computer to perform tasks?

• A.Keyboard
• B.Monitor
• C.Program
• D.Power Supply

In the C programming language, what type of variable is 'km' when declared as scanf("%c", &km)?

• A.Integer variable
• B.Character variable
• C.Float variable
• D.String variable

What is the maximum integer value that can be stored in a standard 'int' data type in C++?

• A.32767
• B.65535
• C.4294967295
• D.2147483647