ITS 230 MD 9
F 1. An operating system must reside inside a computer or mobile device; that is, it cannot run from a USB flash drive or other external drives.
F 2. The kernel is nonresident, which means it remains in memory while the computer or mobile device is running.
T 3. A user interface controls how you enter data and instructions and how information is displayed on the screen.
F 4. Most users today work with a command-line interface.
T 5. Most operating systems today are multitasking.
T 6. The area of the hard drive used for virtual memory is called a swap file.
T 7. Each device connected to a computer requires its own specific driver.
F 8. Hackers often look for ways to break into a computer or device using flaws in the operating system.
T 9. Many of the first operating systems were device dependent and proprietary.
F 10. An upward compatible application means it can recognize and work with applications written for an earlier version of the operating system.
F 11. Linux is proprietary software.
T 12. Operating systems that function as both desktop and server operating systems sometimes are called multipurpose operating systems.
1. bloatware:H 2. Buffer:I 3. command language:J 4. device-independentF: 5. Driver:B
6. Firmware:E 7. open source software:G 8. proprietary software:D 9. Raspbian:C 10. Thrashing:A
//a. operating system problem that occurs when it spends much of its time paging, instead of executing application software
//b. small program that tells the operating system how to communicate with a specific device
//c. A version of Linux built for Raspberry Pi
//d. software that is privately owned and limited to a specific vendor or computer or device model
//e. ROM chips or flash memory chips that store permanent instructions
//f. operating system that runs on computers and mobile devices provided by a variety of manufacturers
//g. software whose code is provided for use, modification, and redistribution
//h. additional programs and apps included with operating systems, usually for profit
//i. segment of memory or storage in which items are placed while waiting to be transferred from an input device or to an output device
//j. set of commands used to control actions performed in a command-line interface
1. My first step would be to check to see if caps lock was on then I would type my password out slowly to make sure it was spelled correctly.
2. Your computer may have had some issues so it automatically backed up to a time when the issues wasn’t there.
3. The first thing I would do would be to check to see if there were updates to the programs if not I would see if I could revert to an earlier operating system.
4. Sometime when you create an account on a computer you don’t give that account admin privileges.
5. Your computer may not be connected to the services that tell if there is an update or not.
2. Blog reporting on the updates of iOS: https://www.intego.com/mac-security-blog/ios-12-brings-new-features-improves-performance/
Shows the different compatible devices available for the new update. The new update made the OS run smoother. The notifications are better. Messages are now stacked. Better Do Not Disturb. An app that shows how long you’ve been looking at your screen and what you spend your time looking at. iOS Supports augmented reality now. New keychain ability which stores your passwords. New shortcut app. Better AirPod integration.