SST Yr8 - NCCE - Algorithms 2
Authored by M Birchall
Computers
9th - 12th Grade
Used 1+ times
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18 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Question 1: Sam has been asked to improve his program to make it more efficient. What is efficiency in algorithm design?
A: The algorithm is written faster and has no errors
B: The algorithm executes faster and uses less memory
C: The algorithm is developed faster and uses decomposition
D: The algorithm executes faster and uses less iteration
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Question 2: The building blocks of all programming language are Sequence, Selection, & Repetition. Together, what are these called?
A: Constructs
B: Algorithms
C: Commands
D: Syntax
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Question 3: An algorithm is a set of steps that shows how to solve a problem. Which of the following is NOT used to represent an algorithm?
A: Pseudocode
B: Flowchart
C: Mind-map
D: Structured English
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Question 4: What does the shape below represent?
A: Input/Output
B: Process
C: Decision
D: Terminator
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Question 5: Which pseudocode line includes casting?
A: num = int(num)
B: num = avg(num)
C: num = upper(num)
D: num = floor(num)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Question 6: A program is needed to output the numbers 1 to 1000. Identify which of the following can meet this need with the fewest lines of code.
A: for loop
B: while loop
C: If statement
D: do until loop
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Question 7: What does the following flowchart symbol represent?
A: Input/Output
B: Process
C: Decision
D: Terminator
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