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Worksheetsอัลกอริทึมและผังงาน
Total questions: 20
Worksheet time: 16mins
Name
Class
Date
1.
What flowchart symbol does this represent?
a)
Input/Output
b)
Start/End
c)
Decision
d)
Process
2.
What is this symbol?
a)
Decision
b)
Input/Output
c)
Start/End
d)
Process
3.
What is an Algorithm?
a)
A set of instructions in order
b)
A task for the computer
4.
What is this symbol used for in a flowchart?
a)
A decision/question
b)
A task to carry out
5.
What symbol do flowcharts begin with?
a)
oval
b)
parallelogram
c)
rectangle
d)
diamond
6.
Can this shape be used for both Start and Stop?
a)
Yes
b)
No
7.
What symbol shows a decision?
a)
oval
b)
parallelogram
c)
rectangle
d)
diamond
8.
What is used to connect the flowchart symbols together?
a)
Rectangles
b)
Lines
c)
Arrows
d)
Patterns
9.
A logical step-by-step process for solving a problem is called
a)
Binary Numbers
b)
Coding
c)
Algorithms
10.
A diagram that represents a set of instructions is called:
a)
Flow Chart
b)
Pseudocode
c)
Shapes
11.
Flowcharts are from
a)
Left
b)
Right
c)
Bottom
d)
Top to bottom
12.
What is a sequence
a)
Putting and executing instructions in order.
b)
A pattern of numbers.
c)
Instructions which a computer follows.
d)
A line of code
13.
What is the purpose of a flowchart?
a)
To plan the program before it is made
b)
Because it is easier
14.
What's missing from this part of a flowchart?
a)
An Arrow
b)
A Line
c)
A Square
d)
A Diamond
15.
What is the Output if the user enters:
Yes
Yes
a)
Leave umbrella at home
b)
Take an umbrella
16.
What is the difference between a flowchart and pseudocode?
a)
A flowchart is diagramatic whilst pseudocode is written in a programming language (eg. Pascal or Java)
b)
A flowchart is textual but pseudocode is diagrammatic
c)
A flowchart is a diagrammatic description of an algorithm whilst pseudocode is a textual description of an algorithm
d)
A flwochart and pseudocode are the same thing
17.
Only top software programmers can write an algorithm.
a)
True
b)
False
18.
What algorithm do we use when we're making a cake?
a)
A set of directions
b)
A recipe
c)
A list of instructions
19.
In a flowchart how are symbols connected?
a)
Symbols do not get connected together in a flowchart
b)
With lines and an arrow to show the direction of flow
c)
With dashed lines and numbers
d)
With solid lines to link events
20.
There is only one correct solution to every problem.
a)
True
b)
False
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