tools of the trade linux and sql coursera weekly challenge 1 answers
Test your knowledge: The wonderful world of operating systems
1. What is an operating system?
- The physical components of a computer
- The interface between computer hardware and the user
- A program for sending email
- A computer, smartphone, or tablet
2. Which of the following are operating systems? Select all that apply.
- Linux
- Android
- Windows
- Smartphones
3. Which of the following statements correctly describe operating systems? Select all that apply.
- Computers run efficiently because of operating systems.
- Operating systems are the physical components of a computer.
- Operating systems are able to run many applications at once.
- Operating systems help people interact with computers in complex ways.
4. Computers communicate in a language called binary, which consists of 0s and 1s.
- True
- False
Test your knowledge: The operating system at work
5. What is the job of a computer's operating system?
- Allow users to specify tasks
- Help other computer programs run efficiently
- Load the bootloader
- Turn on the computer
6. Fill in the blank: In order to carry out tasks on a computer, users directly interact with _____.
- the BIOS
- task managers
- the CPU
- applications
7. The management of a computer’s resources and memory is handled by an application.
- True
- False
8. Which of the following processes are part of starting an operating system? Select all that apply.
- The BIOS or UEFI microchip loads the bootloader.
- The bootloader starts the operating system.
- Either the BIOS or UEFI microchip is activated when a user turns on a computer.
- The bootloader immediately launches when a user turns on a computer.
Shuffle Q/A 1
Test your knowledge: The user interface
9. What is a GUI?
- A user interface that enables people to manage tasks on a computer using icons
- A user interface that allows people to interact with a computer through commands
- A user interface that runs only on Linux operating systems
- A user interface that only runs on mobile devices
10. Which of the following can be components of a GUI? Select all that apply.
- Desktop icons and shortcuts
- Hardware
- Task bar
- Start menu