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WorksheetsPLTW CSIM Unit 1
Total questions: 22
Worksheet time: 18mins
When using a computer which of the following is an output device? (you may select more than 1 answer)
Keyboard
Mouse
CPU Processor
Speakers
Monitor
When using a computer which of the following is an input device? (you may select more than 1 answer)
Keyboard
Mouse
CPU Processor
Speakers
Monitor
In a Flowchart, what shape do you use for an action?
In a Flowchart, what shape do you use for the beginning and the end?
In a Flowchart, what shape do you use to move you to the next step?
In a Flowchart, what shape do you use for a decision?
In computer Science what does bug mean?
(a)
Which drawer is the show leds located?
Which of the following activities describes the field of computer science?
Designing fonts, images, and colors for a website.
Designing and using computational applications and systems.
Creating three-dimensional animations and movies using computers.
Developing science experiments on a computer.
When creating a program, how does the use of comments help a computer scientist debug later problems?
Comments show where a bug is located in the code
Comments describe the code, logic, and desired outcome.
Comments are opinions from others about how well the code works
Comments highlight code that needs to be fixed.
When code tracing, why is it important to iteratively test parts of the program?
To isolate errors in the outcomes of code
To flowchart the program's logic
To fix algorithms
To change patterns in the code
An ordered set of instructions that are used to carry out a task.
Rules
Algorithm
Program
Command
A simulator that imitates a program or events.
(a)
How long will this code run for?
1 time
2 times
3 times
4 times
Forever
How long will this code run for?
1 time
2 times
3 times
4 times
Forever
How long is the pause between the show LED?
.2 seconds
1 second
2 seconds
4 seconds
How long is the pause between the show LED?
.2 seconds
1 second
2 seconds
4 seconds
A(n) _________________ will help you analyze the program step by step and record information about the programs execution.
Anomaly
Algorithm
Code Trace Chart
Conditional Statement
Which drawer is the repeat 4 times located?
Which drawer is the "on button A pressed" located?
Correctly layout the Algorithm for brushing your teeth.
Grab your toothbrush and tooth paste
Spread toothpaste on the brush bristles and turn on the water
Put the toothbrush under water for a second and then brush your teeth for 3 minutes
spit out the toothpaste and rinse off the toothbrush
Turn the water off and put your toothbrush and toothpaste away
