10 Important Programming Interview Questions and Answers
1. What do you understand about computer programming?
Computer programming involves writing instructions for a task that a computer can perform.
2. Can you classify the programming languages?
The programming languages are classified as– High-Level: – C, C++, Java, Python– Low-Level: The programming languages, Assembly Language and Machine-Level languages
3. What is meant by debugging?
Debugging is the process by which a program is thoroughly checked for errors or bugs.
4. What are the different types of errors that can occur during the execution of a program?
The three types of errors that can occur are:– Syntax error– Runtime error– Logical error
5. Define loops.
Sequences of instructions that keep repeating as long as the conditions (given) are satisfied. For loop, while loop and do-while loop are the three types of loops.
6. What is the function of a Compiler?
A Compiler processes statements that have been written in a specific programming language and convert them into ‘code’.
7. What are constants? What are the types of constants?
A quantity whose value cannot be changed or modified is called a constant. Numeric and String are the two types of constraints.
8. What is a flowchart?
A pictorial representation that explains the flow of control and algorithm data in a program is called a flowchart.
9. Explain algorithms.
Algorithms are a finite number of steps that, when followed correctly, allow accomplishing a particular task.
10. What are variables?
Variables are memory cells used to store the value/input of the program and its computational results when a program is executed.
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