21. To ensure a computer's capacity is used where it is needed most, what does an operating system manage?
- BIOS and UEFI
- Viruses and malware
- Icons and graphics
- Resources and memory
22. Which of the following statements accurately describe operating systems? Select all that apply.
- Operating systems are the interfaces between computer hardware and user.
- Computers, smartphones, and tablets all have operating systems.
- Operating systems only permit one application to run at a time.
- Operating systems are responsible for making computers run efficiently.
23. Which of the following operating systems run on desktop and laptop computers? Select two answers.
- Android
- iOS
- macOS®
- Windows
24. Fill in the blank: When someone uses a computer application, the _____ interprets the user's requests and directs them to the appropriate components of the computer's hardware.
- CPU
- bootloader
- operating system
- BIOS
25. If you wanted to perform a calculation on your computer, which of these things would happen? Select three answers.
- The application would send this request to the operating system.
- The hardware would send the answer directly back to the application.
- You would type in the number you wanted to calculate into the application.
- The hardware would determine the answer and send it back to the operating system.
26. Fill in the blank: The _____ ensures the limited capacity of a computer system is used where it's needed most.
- bootloader
- task manager
- hardware
- operating system
27. Which of the following statements accurately describe operating systems? Select all that apply.
- Smartphones do not have operating systems.
- Operating systems help people and computers communicate.
- Operating systems are part of the physical components of a computer.
- Operating systems enable computers to run multiple applications at once.
28. Which of the following operating systems were designed to run on mobile devices? Select two answers.
- Android
- macOS®
- Linux
- iOS
Shuffle Q/A 3
29. What components are involved in the booting process? Select two answers.
- The bootloader
- BIOS or UEFI
- A CLI
- A GUI
30. Fill in the blank: A _____ is a program that allows users to control functions of the operating system.
- UEFI chip
- user interface
- bootloader
- CPU