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Algorithm design - Part 2
1
of
25
💡
Hints:
3
Q1. Each item in a list has an "address" or index. The first index in a Python list is what?
A. 0
B. 1
C. a
D. A
Q2. Where can Linear Search be performed?
A. On letters
B. On numbers
C. Both
D. None of these
Q3. 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"
Q4. Any numerical data
A. Output
B. Input
C. Number
D. Data
Q5. 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
Q6. Which algorithm does this image represent?
×
A. Linear search
B. Binary search
C. Bubble sort
D. Merge sort
Q7. ___is used to denote when the program will stop.
A. FINISH
B. BEGIN
C. END
D. ELSE
Q8. Identify a variable within this f lowchart.
×
A. INPUT
B. Start
C. 12
D. RESULT
Q9. 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.
Q10. 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
Q11. Which terms best describes each step in a computer program?
A. Vague
B. Confusing
C. Random
D. Specfic
Q12. What will the following algorithm display?a ←26 MOD 13display(a)
A. 26
B. 13
C. 8
D. 0 (Zero)
Q13. 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)
Q14. 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
Q15. 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
Q16. Which type of search algorithm is this?
×
A. Binary
B. Linear
Q17. If/else if/else are examples ofThis code uses:
A. Iteration
B. Selection
C. Sequencing
Q18. Bubble sort takes the first two values of a list, and swaps them if wrong?
A. True
B. False
Q19. To add an item to the end of a list, what command can we use?
A. append()
B. insert()
C. split()
D. remove()
Q20. Deciding which clothes to wear to a party is an example of what?
A. Abstraction
B. Computational thinking
C. Decomposition
Q21. Any algorithm is a program.
A. True
B. False
Q22. Which data type is used to store:99.10
A. Integer
B. Double
C. String
D. Boolean
Q23. A section in a flowchart that displays a message to a user is known as a
A. output
B. decision
C. sequence
D. wait
Q24. 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.
Q25. Data types of variables can never be changed.
A. FALSE
B. True
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