Understanding Trace Tables and Iteration

Understanding Trace Tables and Iteration

Assessment

Interactive Video

Computers

9th - 12th Grade

Practice Problem

Medium

Created by

Amelia Wright

Used 8+ times

FREE Resource

The video tutorial explains how to use trace tables to understand complex algorithms, especially those involving loops. It guides viewers through setting up a trace table, tracking variables, and iterating through loops while checking conditions. The tutorial concludes with printing the final output and emphasizes the importance of trace tables in testing and tracing algorithms.

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary purpose of using a trace table?

To simplify the algorithm

To track variable changes and outputs

To eliminate loops

To enhance code readability

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When setting up a trace table, what should be identified first?

The variables and outputs

The algorithm's complexity

The final output

The number of loops

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should be included in the headings of a trace table?

Only the final output

All variables and outputs

Only the loop conditions

The algorithm's complexity

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the initial value of variable 'a' in the example algorithm?

5

3

9

7

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the given algorithm, what operation is performed on 'b' inside the loop?

2 is added to b

2 is subtracted from b

b is divided by 2

b is multiplied by 2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What condition is checked to continue the loop in the algorithm?

a is greater than 2

a is equal to 2

a is less than 2

a is not equal to 2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens when the condition 'a > 2' is no longer true?

The algorithm restarts

The loop continues

The final output is printed

The loop is skipped

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