CSE Sem 1 Final Review

1. What is the purpose of a loop in programming?

• a) To store data
• b) To execute a block of code repeatedly
• c) To declare variables
• d) To perform mathematical operations

2. Which loop structure is used when the number of iterations is known in advance?

• a) for loop
• b) while loop
• c) do-while loop
• d) if-else loop

3. How is an infinite loop typically avoided in a while loop?

• a) By using a break statement
• b) By incrementing or decrementing a variable inside the loop
• c) By using a continue statement
• d) By using an if-else statement

4. What keyword is used to make decisions in programming based on certain conditions?

• a) decision
• b) condition
• c) if
• d) choose

5. What does the else statement allow you to do in an if-else structure?

• a) Execute a block of code only if the condition is true
• b) Execute a block of code only if the condition is false
• c) Execute a block of code regardless of whether the condition is true or false
• d) Skip the current iteration of a loop

6. In programming, what is a list?

• a) A sequence of characters
• b) A collection of data elements
• c) A mathematical operation
• d) A type of loop structure

7. What is a 2D list?

• a) A list with two elements
• b) A list with two dimensions
• c) A list with two indices
• d) A list with two values

8. What does a nested loop iterate over when dealing with 2D lists?

• a) Only the rows
• b) Only the columns
• c) Both rows and columns
• d) Neither rows nor columns

9. What is the main purpose of a function in programming?

• a) To store data
• b) To execute a block of code repeatedly
• c) To group and organize code into reusable blocks
• d) To define data types

10. In a function, what is a parameter?

• a) The result of the function
• b) A variable used to store the function name
• c) A value passed into the function
• d) The name of the function