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WorksheetsAlgorithms and Computer Science
Total questions: 18
Worksheet time: 11mins
DEFINE: Computer Science
Computer science is the study of processes that interact with data and that can be represented as data in the form of programs. It enables the use of algorithms to manipulate, store, and communicate digital information.
A way of representing information using only two options.
The visual programming language used in Code.org's online learning system for K-5 students.
the study of the principles and use of computers.
Algorithm
The most common fundamental unit of digital data .
Getting help from a large group of people to finish something faster.
A list of steps to finish a task.
Code
Statements that only run under certain conditions.
The language that programmers create and use to tell a computer what to do.
Break a problem down into smaller pieces.
SERIES OF COMMANDS
PROCESSING
FUNCTION
STORAGE
ALGORITHM
Which of these activities are examples of following an algorithm?
Playing a game of chess
Baking a cake
Playing a piece of sheet music on the piano
Following directions from Google Maps
Here is a list of tasks that you do while posting a letter. Find out the missing sub-task.
(a) Write the letter.
(b) Write the address on the envelope.
(c) Post the letter.
The steps of an algorithm can be followed in any order to produce the same result.
True
False
Which of these is NOT an algorithm?
Following recipe instructions
Working out how an engine works
Tying your shoelaces
Making a cup of coffee
When can an algorithm be used?
Only with computers
For programming
To design a solution to any problem
If it is AFTER 7am, what do you need to do?
Take the bus
Take the subway
Check the time
Leave home
What is a sequence
Putting and executing instructions in order.
A pattern of numbers.
Instructions which a computer follows.
A line of code
Which is the easiest set of instructions to follow?
Draw a house.
Draw a house with 4 windows, a door, chimney and a path.
Draw a house with windows and a drive.
Draw a square, with 4 squares inside.
Why is this not a sequence?
Start car
Put in key
Turn key
Drive away
There are spelling mistakes
The instructions are in the correct order
The instructions are in the wrong order
It is a sequence
Which algorithm, will NOT take you from A to B
UP 1
RIGHT 5
UP 2
RIGHT 1
UP 3
RIGHT 4
UP 2
RIGHT 5
UP 1
LEFT 1
UP 3
RIGHT 5
