CSIM FINAL EXAM

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 3-D animations and movies using computers.

• Developing science experiments on a computer.

Which of the following is required for a physical computing system?

• The device looks nice for users.

• The system can be connected to the internet.

• The components are waterproof.

• The system is interactive with its environment.

Which of the following is an advantage of algorithmic thinking? Select all that apply.

• Easier to understand.

• Increases flexibility.

• Less Complex.

• Written as a flowchart or natural language.

In the Microsoft MakeCode environment, what are the blocks of code grouped in?

• Drawers

• Menus

• Tabs

• Folders

Use the Image below to answer the question. What coordinates would be used to light the LED in the grid position shown above?

• 3,2

• 4,3

• 3,4

• 2,3

When code tracing, why is it important to iteratively (repetitively) 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.

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 are opinions from others about how well the code works.

• Comments describe the code, logic, and desired outcome.

• Comments highlight code that needs to be fixed.

Provide an example that shows how changing technology has impacted the way people communicate.

Why is it important to share physical computing projects with other people?

• To have others identify what materials are needed for the project.

• To have others interact with the system and provide feedback.

• To have others copy the program and design.

• To have others read the comments in the code.

A program should change a straight horizontal line to a smiling emoji when:

- The flex sensor attached to pin 0 is bent to a value of 966, and

- A user presses the A push button on the micro:bit

Which of the following programs does this?

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