Year 11
Lesson details
Key learning points
- In this lesson, we will learn what a trace table is and how to use one. Trace tables help check logic errors in a program and help us learn how to read and follow programs.
Licence
This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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3 Questions
Q1.
What will be the output of this program if the user enter's Hedy when prompted?
There is an error in the program
Try again Hedy
Try again Hedy, Hello, Hedy
Q2.
What will be the output of this program if the user enter's Rebecca when prompted?
Hello Hedy
There is an error in the program
Try again Hedy, Hello, Hedy
Q3.
True or False: A while loop isn’t constantly evaluating the condition. It executes the entire sequence within the loop before re-evaluating the condition.
False
3 Questions
Q1.
Complete the sentence. A while loop is an example of ...
Selection
Sequence
Subroutines
Q2.
What will be output on the screen when this program is executed?
3,2,1
4,3,2,1
There is an error in the program
Q3.
Which line of code in the program below contains a condition?
1
3
4
5