Introduction to Computing MCQs with Answers
Practice important Introduction to Computing MCQs with answers and explanations.
Chapter: 89
Q1341:
What is a common feature of pseudocode influenced by Algol and Pascal?
A. Complex syntax and semantics
B. Straightforward syntax with less formality
C. Advanced data structures
D. Integration with modern programming languages
Correct Answer:
B
Chapter: 89
Q1342:
What is the role of indentation in pseudocode?
A. To signify the end of the code block
B. To align with machine code
C. To denote the boundaries of sub-structures
D. To create more complex statements
Correct Answer:
C
Chapter: 89
Q1343:
In pseudocode, what should you do if an activity consists of multiple steps?
A. List each step on a new line without indentation
B. Indent all steps uniformly under the main activity
C. Use multiple if statements for each step
D. Combine all steps into a single line
Correct Answer:
B
Chapter: 89
Q1344:
Which pseudocode statement correctly describes handling different conditions in a single line?
A. if (condition) do something; else do something else
B. if (condition) { do something } else { do something else }
C. if condition then do something else do something
D. if condition: do something else: do something
Correct Answer:
A
Chapter: 90
Q1345:
What is the purpose of the while structure in pseudocode?
A. To execute a sequence of statements a fixed number of times
B. To execute statements as long as a condition remains true
C. To perform a task once and stop
D. To execute statements based on user input
Correct Answer:
B
Chapter: 90
Q1346:
Which pseudocode structure is used to repeatedly execute a block of code based on a condition?
A. if structure
B. for loop
C. while loop
D. switch case
Correct Answer:
C
Chapter: 90
Q1347:
What happens if the condition in a while loop is false at the beginning?
A. The loop executes once
B. The loop executes infinitely
C. The loop is skipped, and execution continues after the loop
D. An error is generated
Correct Answer:
C
Chapter: 90
Q1348:
In pseudocode, how is the while loop generally represented?
A. while (condition): perform activity
B. if (condition) { perform activity }
C. for (condition) do activity
D. repeat until (condition) perform activity
Correct Answer:
A
Chapter: 90
Q1349:
How does the while loop handle a condition that is true?
A. It skips the activity and moves to the next statement
B. It performs the activity and then checks the condition again
C. It performs the activity only once
D. It terminates the loop and exits
Correct Answer:
B
Chapter: 90
Q1350:
What is the correct syntax for a while loop in pseudocode?
A. while (condition) do activity
B. while (condition) { activity }
C. while (condition): activity
D. while (condition) { perform activity }
Correct Answer:
C
Chapter: 90
Q1351:
What is the outcome if the condition in a while loop is never false?
A. The loop terminates after one execution
B. The loop executes once and exits
C. The loop continues to execute indefinitely
D. The loop executes based on external conditions
Correct Answer:
C
Chapter: 90
Q1352:
Which of the following statements correctly represents a while loop that stops when a counter reaches zero?
A. while (counter > 0) counter = counter - 1
B. while (counter != 0) counter = counter - 1
C. while (counter < 1) counter = counter - 1
D. while (counter = 0) counter = counter - 1
Correct Answer:
B
Chapter: 90
Q1353:
What does the while loop in pseudocode primarily check?
A. The syntax of the loop
B. The value of the condition
C. The format of the activity
D. The execution time of the loop
Correct Answer:
B
Chapter: 90
Q1354:
In pseudocode, what should follow the while keyword?
A. A block of code
B. A variable declaration
C. A condition to check
D. A loop counter
Correct Answer:
C
Chapter: 90
Q1355:
How is the condition in a while loop typically evaluated?
A. Before executing the loop body
B. After executing the loop body
C. During each iteration of the loop body
D. Once at the end of the loop
Correct Answer:
A
Chapter: 90
Q1356:
What is a common use case for a while loop in pseudocode?
A. To perform a task a specific number of times
B. To handle cases based on input values
C. To execute statements as long as a condition is true
D. To sort a list of items
Correct Answer:
C
Chapter: 90
Q1357:
What happens if the while loop condition is an infinite loop?
A. The loop executes and terminates on its own
B. The loop executes indefinitely until stopped manually
C. The loop executes once and exits
D. An error is raised due to infinite conditions
Correct Answer:
B
Chapter: 90
Q1358:
How do you correctly end a while loop in pseudocode?
A. By ensuring the condition becomes false
B. By placing an end keyword
C. By breaking out of the loop manually
D. By adding a return statement
Correct Answer:
A
Chapter: 90
Q1359:
What does the pseudocode while (condition): activity imply about the execution?
A. The activity is performed only once if the condition is true
B. The activity is executed repeatedly while the condition is true
C. The condition is evaluated after the activity
D. The activity is performed only if the condition is false
Correct Answer:
B
Chapter: 91
Q1360:
What keyword is used in pseudocode to define a function?
A. function
B. def
C. method
D. subroutine
Correct Answer:
B