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If you are wondering what data manipulation is, look no further. Data manipulation refers to the process of filtering data based on some predefined criteria. It also refers to the process whereby we change data to a format that makes it easy to analyze. We manipulate data to make it easier to understand. Database queries … Read more
When using a database, it is the queries that make databases and, in turn, Access databases the wonderful tool that they are. Queries make it possible to manipulate, update and change information much faster than paper databases. They help to save a great deal of time by updating large amounts of data with a single … Read more
A computer system uses several different output devices. We group them into two categories: visual output devices and audio output devices. In this article, we will explore what audio output devices are and give some examples. We will also look at how to install an audio output device as well as how to fix the … Read more
Advanced Excel functions will make your life easier on the job. From entering and changing information to doing calculations, graphing, and sorting data, Excel has all that you need. It is a great tool to make working with numbers easier and faster. Whether you are a business owner, office worker, or teacher, becoming a pro … Read more
You will encounter many computer hardware problems as you begin to work regularly on a computer. Monitor problems are just one. As a novice user, you will be tempted to call a technician when you encounter computer problems, which is fine. However, many of these issues you can solve easily with a little know-how. This … Read more
If you are here, there is a good chance that you are learning how to create an Access database. Databases are everywhere. In fact, different types of databases have been in place for generations. They are used to collect and store all types of data to be easily accessed and analyzed. Microsoft Access tables are … Read more
If you are an information technology student and you are now beginning to study or work with databases or learn database terminologies, there is a good chance you have heard of a primary key, composite key, or foreign key. But what type of keys are these, and how do you use them? In this article, … Read more
If you are a student or a person who works in an office, chances are you have heard the term databases, and you want to know the definition of a database or how to use it, or if databases are challenging or easy to work with. In this article, we will find and get the … Read more
In this article, we will cover how to go about analyzing data in Excel. In life, you will often need to collect, analyze and present data to draw conclusions and plan for the future. Regardless of the field of work, you are in, data collection and analysis are part of the business process. Today as … Read more
Life is a series of problems/situations that we need to analyze, make decisions about, and execute some steps to arrive at the desired result. This is often a mental process that we do seamlessly. However, depending on the difficulty of the problem, we may find it necessary to take the solution in stages. In the … Read more