Office suites (Microsoft Office, G Suite). Communication and collaboration tools (Slack, Skype, etc.) Some of those jobs require highly specialized skills, such as computer programming. Others simply help an office work better, such as email management. Microsoft Excel is an incredibly powerful spreadsheet tool if you know how to use it correctly, but if you don't have the basic knowledge of Microsoft Excel, it can quickly become confusing and overwhelming.
To be comfortable with Microsoft Excel, you should be able to easily create a file and configure your spreadsheet to contain the data you need. You should also be able to save the file regularly to make sure you don't lose any changes you've made. The top 10 uses of MS Word in daily life. There are many skills that fall under the heading of machine learning.
IT professionals can start with software engineering, system design, the foundations of computer science, and programming. These skills will help you begin to find patterns in your data.