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Algorithm design - Part 2
1
of
25
💡
Hints:
3
Q1. To add an item to the end of a list, what command can we use?
A. append()
B. insert()
C. split()
D. remove()
Q2. Which terms best describes each step in a computer program?
A. Vague
B. Confusing
C. Random
D. Specfic
Q3. Deciding which clothes to wear to a party is an example of what?
A. Abstraction
B. Computational thinking
C. Decomposition
Q4. What does PATTERN RECOGNITION mean?
A. It is the process of finding similarities and differences between things.
B. It is the creation of shapes of similar colours and sizes.
C. It is the writing of algorithms that all do similar things
D. It is when decomposition of two problems, creates the same result.
Q5. Which algorithm does this image represent?
×
A. Linear search
B. Binary search
C. Bubble sort
D. Merge sort
Q6. What will the following algorithm display?a ←26 MOD 13display(a)
A. 26
B. 13
C. 8
D. 0 (Zero)
Q7. If/else if/else are examples ofThis code uses:
A. Iteration
B. Selection
C. Sequencing
Q8. Which sorting algorithm takes an item from the list, and puts it in the correct place in a sorted list?
A. Merge
B. Bubble
C. Insertion
D. None of them do
Q9. Identify a variable within this f lowchart.
×
A. INPUT
B. Start
C. 12
D. RESULT
Q10. Bubble sort takes the first two values of a list, and swaps them if wrong?
A. True
B. False
Q11. Which data type is used to store:99.10
A. Integer
B. Double
C. String
D. Boolean
Q12. Which type of search algorithm is this?
×
A. Binary
B. Linear
Q13. Where can Linear Search be performed?
A. On letters
B. On numbers
C. Both
D. None of these
Q14. How many binary searches will it take to find the value 7 in the list [1,4,7,8,10,28]?
A. 0
B. 1
C. 2
D. 3
Q15. Each item in a list has an "address" or index. The first index in a Python list is what?
A. 0 (Zero)
B. 1
C. a
D. A
Q16. Which of the following is a limitation of using a model to study something?
A. A model cannot represent a thing exactly.
B. A model cannot help study things that are dangerous.
C. A model cannot reproduce things that are too far away.
D. a model cannot show things that are too small or too large.
Q17. According to the image, when you click on the green flag
A. It will show the backdrop called "Tittle" wait 5 seconds and then switch to the backdrop called "scene 1"
B. It will show the backdrop called "Tittle" wait 3 seconds and then switch to the backdrop called "scene 1"
C. It will show the backdrop called "Scene 1" wait 5 seconds and then switch to the backdrop called "title"
D. It will show a Sprite called "Tittle" wait 5 seconds and then switch to the costume called "scene 1"
Q18. What are the two ways that algorithms can be designed?
×
A. Images or videos
B. In pseudocode or as a flowchart
C. By hardware or software
Q19. A section in a flowchart that displays a message to a user is known as a
A. output
B. decision
C. sequence
D. wait
Q20. ___is used to denote when the program will stop.
A. FINISH
B. BEGIN
C. END
D. ELSE
Q21. Any numerical data
A. Output
B. Input
C. Number
D. Data
Q22. Data types of variables can never be changed.
A. FALSE
B. True
Q23. What is the difference between a function and procedure
A. They are two names for the same thing
B. You can pass variables in function
C. You can return variables in a function
D. You can pass variables in procedure
Q24. What will happen if the user’s book return is late?
×
A. Sends them an SMS (text)
B. Does not send them an SMS (text)
Q25. Any algorithm is a program.
A. True
B. False
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