Computer Systems Presented by Abigail Atiwag Computer systems refer to the combination of hardware software networks and data that work together to perform various computing tasks and functions Here are some key topics related to computer systems Hardware Components Computer hardware includes physical components such as central processing units CPUs memory RAM storage devices hard drives solid state drives input devices keyboard mouse touchpad output devices monitor printer speakers motherboards graphics cards network cards and other peripherals Operating Systems An operating system OS is software that manages computer hardware and provides services for computer programs Examples of operating systems include Windows macOS Linux Unix iOS Android and others Operating systems handle tasks such as memory management file management process scheduling device management and user interface interaction Software Applications Software applications also known as programs or apps are designed to perform specific tasks or functions on a computer system They can be categorized into system software e g operating systems device drivers and application software e g word processors spreadsheets web browsers games multimedia players productivity tools Computer Networks Computer networks allow multiple computers and devices to communicate and share resources such as files printers and internet connections Network components include routers switches hubs network cables wireless access points network protocols TCP IP HTTP FTP network configurations LAN WAN WLAN and network security measures firewalls encryption VPNs Data Storage Data storage refers to the methods and technologies used to store and retrieve digital data This includes primary storage RAM cache memory for temporary data storage during processing and secondary storage hard drives SSDs optical disks cloud storage for long term data storage Data storage systems may use file systems databases and data backup solutions for data management and protection Computer Architecture Computer architecture deals with the design and organization of computer systems including CPU architecture processing units instruction sets pipelines cache memory memory hierarchy RAM cache virtual memory input output systems bus architectures parallel processing and computer performance evaluation Computer Security Computer security focuses on protecting computer systems networks and data from unauthorized access attacks viruses malware and other security threats Security measures include authentication passwords biometrics access control encryption firewalls antivirus software intrusion detection systems IDS security patches and security policies Cloud Computing Cloud computing refers to the delivery of computing services such as storage processing applications over the internet on a pay as you go basis Cloud computing models include Infrastructure as a Service IaaS Platform as a Service PaaS Software as a Service SaaS and cloud deployment models public cloud private cloud hybrid cloud Artificial Intelligence AI and Machine Learning ML AI and ML technologies enable computers to perform tasks that typically require human intelligence such as speech recognition image recognition natural language processing pattern recognition predictive analytics and autonomous decision making AI and ML algorithms are used in various applications including robotics virtual assistants recommendation systems and data analysis Internet of Things IoT IoT refers to the network of interconnected devices sensors actuators smart devices that can communicate collect data and exchange information over the internet IoT applications include smart homes smart cities industrial automation healthcare monitoring environmental monitoring and connected vehicles Computer Programming Computer programming involves writing code and instructions that tell computers how to perform tasks and algorithms Programming languages include high level languages such as Java Python C C JavaScript and low level languages such as assembly language Programmers use integrated development environments IDEs and software development kits SDKs for writing testing and debugging code User Interfaces User interfaces UI and user experience UX design focus on creating intuitive and user friendly interactions between humans and computer systems UI UX design principles include usability accessibility visual design interaction design user research wireframing prototyping and user testing Understanding computer systems is essential for individuals businesses and organizations to effectively use technology improve productivity enhance communication innovate new solutions and address challenges in the digital age THANK YOU