In the IT field, there is a wide range of professions and specializations. Here is a list of some of the most common ones: Profession Description Main Responsibilities Required Skills System Analyst Analyzes and optimizes information systems Requirements analysis, solution implementation Programming knowledge, data analysis Network Administrator Manages and maintains network infrastructure Configuration, monitoring, troubleshooting Knowledge of computer networks Database Administrator Administers and optimizes databases Design, implementation, maintenance SQL knowledge, data security Solution Architect Designs customized IT solutions Requirements analysis, design, implementation Software architecture knowledge User Experience Designer Creates attractive and intuitive user interfaces Prototyping, testing, graphic design UX/UI knowledge, graphic design Mobile Application Developer Creates applications for mobile devices Programming, testing, optimization Mobile programming languages knowledge Game Developer Programs and develops digital games Design, programming, testing Game engine, 3D graphics knowledge Software Developer Develops and optimizes software applications Programming, testing, debugging Programming languages knowledge Information Security Engineer Protects and secures IT infrastructure Evaluation, implementation, monitoring Cybersecurity knowledge Software Engineer Programs and develops complex software Design, implementation, debugging Programming languages knowledge System Engineer Manages and maintains IT infrastructure Configuration, monitoring, troubleshooting Operating systems knowledge Machine Learning Engineer Develops and implements machine learning models Design, training, evaluation Algorithm, statistics knowledge Artificial Intelligence Engineer Creates intelligent AI-based systems Design, development, optimization Algorithm, neural networks knowledge IT Project Manager Coordinates and manages IT projects Planning, monitoring, reporting Project management knowledge Data Analyst Analyzes and interprets data for insights Extraction, transformation, visualization Data analysis, statistics knowledge Digital Marketing Specialist Plans and implements marketing strategies Advertising campaigns, performance analysis Online marketing knowledge Social Media Specialist Manages and optimizes social media presence Strategies, community interaction Online marketing, social media knowledge Cybersecurity Specialist Protects and secures IT infrastructure Evaluation, implementation, monitoring Cybersecurity knowledge Technical Support Specialist Provides technical assistance for users Diagnostics, problem resolution Technical support, communication skills Software Tester Tests and validates software applications Test planning, execution, reporting Software testing knowledge This is just a list of the most important professions, and there are many other professions and specializations in the IT field, depending on the technologies and platforms used, as well as the specific needs of companies and end-users.

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In the digital era we live in, cybersecurity has become a major concern. One of the most well-known and harmful aspects of cybersecurity is represented by computer viruses. I will provide a comprehensive overview of computer viruses, how they work, and their impact on the information technology sector. Definition of a Computer VirusA computer virus is a malicious software program that has the ability to replicate and spread within a computer system without the user’s consent or knowledge.