29 Questions
Which operating system was released on October 7, 2019?
Catalina
What was the key feature introduced in Android Éclair?
Voice-guided turn-by-turn navigation
What is a characteristic of the operating system designed for mobile computing and communication-centric devices?
Accommodates unique needs of mobile devices
Which Android release introduced the framework for third-party app widgets?
Cupcake
Which operating system was released on October 25, 2021?
Monterey
What was the key feature of Android Donut?
Multi-screen support
What was the main feature of Voice Actions in Android?
Performing basic functions with voice commands
What was the primary color of Android's visual identity in the Gingerbread release?
Bright green
What was the design theme of Android Honeycomb's UI?
Holographic
What is the main function of the CheckDisk tool?
Performing basic diagnostic routines
What is the purpose of Disk Defragmenter?
Rearranging fragmented data
What is the primary function of antivirus software?
Detecting and removing viruses
What is the primary goal of preventive maintenance?
To extend the life of the equipment
What is the most likely cause of a problem when you hear one long and two short beeps when you turn on your computer?
A faulty RAM
Why is it essential to update anti-virus/spyware software?
To protect against malware
What should you do if your computer is slowing down?
Uninstall some apps and delete some files
What is claimed to be improved with the mentioned performance enhancements?
Web browsing in any browser
What type of maintenance is necessary when a problem arises?
Corrective Maintenance
What is the most likely cause of a problem when you hear unnecessary sounds from the HDD when you turn on your computer?
A faulty HDD
What was the primary intention of the Ubuntu operating system?
Personal computers
Which Linux distribution was considered good for beginners?
Ubuntu
Who offered Debian free of cost to its users in 1993?
Ian Murdock
What is the working system for Apple's Macintosh line of PCs and workstations?
MAC OS
When was the Kodiak operating system released?
September 13, 2000
What is the primary purpose of a registry in an Operating System?
To configure Windows settings for users and devices
What is the main function of a browser?
To retrieve and display information from the web
What is the role of a driver in a computer system?
To facilitate communication between devices and the operating system
Why is it important to create a backup of files?
To ensure data safety and recovery
What is an advantage of storing document files in a separate drive?
Easier manageability
Study Notes
Operating Systems
- macOS:
- Catalina: Released on October 7, 2019
- Big Sur: Released on November 12, 2020
- Monterey: Released on October 25, 2021
- Rome: Released on October 24, 2022
- Android:
- Version 1.0: Included Google apps like Gmail, Maps, Calendar, and YouTube
- Cupcake: Introduced framework for third-party app widgets and video recording
- Donut: Allowed OS to operate on various screen sizes and resolutions
- Éclair: Added voice-guided turn-by-turn navigation and real-time traffic info
- Frozen Yogurt: Introduced dock at the bottom of the home screen and Voice Actions
- Gingerbread: Established Android's visual identity with bright green color
- Honeycomb: Introduced a new UI with a "holographic" design
Diagnostic Software and Computer Applications
- CheckDisk: Performs basic diagnostic routines on systems
- Defragmenter: Rearranges fragmented data for efficient disk and drive use
- Antivirus: Detects and removes viruses and malicious software
Computer Troubleshooting
- Preventive maintenance: Extends equipment life
- Corrective maintenance: Restores failed equipment
- Warning issues: Difficulty opening programs
- Malware issues: Installing untrusted programs
- Planned Maintenance (PM): Scheduled maintenance
- Condition Based Maintenance (CBM): Needed maintenance
- Creating backups: Protects files and creates disk space
- RAM: Responsible for Blue Screen of Death
- Troubleshooting steps: Reset CPU/Memory/HDD, check monitor, video card, and VGA
Linux Operating Systems
- Linux: Provides a free or low-cost alternative to PC users
- Ubuntu: A user-friendly Linux distribution for beginners
- Mint: A modern, elegant, and comfortable Linux version
- Debian: The first free Linux software, offered in 1993
Microsoft and macOS
- MAC OS: The operating system for Apple's Macintosh line
- Kodiak: Released on September 13, 2000
- Gala: Released on September 30, 2015
- Fuji: Released on September 20, 2016
- Lobo: Released on September 25, 2017
- Liberty: Released on September 24, 2018
- Registry: A system-defined database for storing Windows settings
Productivity and Computer Concepts
- Microsoft Office: A suite of applications for productivity
- Browser: Retrieves and displays web information
- Drivers: Software components for OS-device communication
- Backup and file management: Essential for data protection and manageability
Test your knowledge of computer troubleshooting and maintenance procedures, including preventive and corrective measures, malware issues, and different types of maintenance plans. See how well you can identify and solve common computer problems.
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