Introduction to Programming Quiz Sections Latest Update Already Graded A

Introduction to Programming Quiz
Sections Latest Update Already Graded
A
What is the best way to prevent Karel from crashing?


✔✔A) Check conditions before moving


B) Always move forward

C) Ignore walls

D) Avoid using loops




Why are comments useful in Karel programs?


✔✔A) They explain what the code does


B) They make Karel move faster

C) They remove bugs

D) They add extra commands




How can Karel move until it reaches a wall?

A) Use a for loop


✔✔B) Use a while loop with frontIsClear()


1

,C) Move randomly

D) Use a stop function




Which statement allows Karel to make a decision?


✔✔A) if statement


B) move command

C) loop statement

D) beeper function




What happens if Karel is told to place a beeper but has none left?


✔✔A) Karel crashes


B) Karel picks up a beeper instead

C) Karel moves forward

D) Karel skips the command




Which of these is NOT something Karel can do?


✔✔A) Move diagonally


B) Pick up beepers


2

, C) Turn left

D) Follow commands in order




How does Karel know when to stop moving?

A) When it reaches a beeper

B) When the code is too long


✔✔C) When a condition in the code tells it to stop


D) When it turns right




What is a practical way to teach Karel new movements?

A) Writing extra-long code


✔✔B) Defining custom functions


C) Ignoring errors

D) Moving in random directions




What should Karel do first when starting a challenge?

A) Move forward


✔✔B) Analyze the problem and plan a solution


3