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Amwoga Khalwale What Is RDBMS (Relational Database Management System)? RDBMS is a software system which is used to store only data which need to be stored in the form of tables. RDBMS is an advanced version of DBMS system. In this system, data is managed and stored in rows and columns which is known as tuples and … Read more
What Is Materialized View? In computing, a materialized view is a database object that contains the results of a query. For example, it may be a local copy of data located remotely or may be a subset of the rows and or columns of a table or join result or may be a summary using … Read more
Throw The Java throw keyword is used to explicitly throw an exception. In Java, exceptions can be categorized into two types: Unchecked Exceptions: They are not checked at compile-time but at run-time. Checked Exceptions: they are checked at compile-time. Usually, we don’t need to handle unchecked exceptions. It’s because unchecked exceptions occur due to programming … Read more
What Is Wireless Fidelity (WiFi)? WiFi is a wireless networking technology that uses radio waves to provide wireless high-speed internet and network connections. By using this technology we can exchange the information between two or more devices. WiFi is built upon a set of standards that allow high-speed and secure communication between a wide variety … Read more
What Are Saturated Hydrocarbons? Saturated hydrocarbons are hydrocarbons that contain only single bonds between carbon atoms. They are the simplest class of hydrocarbons. They are called saturated because each carbon atom is bonded to as many hydrogen atoms as possible. In other words, the carbon atoms are saturated with hydrogen. Examples of saturated hydrocarbons include: … Read more
What Is Grid Computing? Grid computing is a series of computers physically connected (over a network or with internet) to perform a dedicated function together, such as solving a complex problem or analyzing e-commerce data. In grid computing architecture, every computer in the network turns into a powerful supercomputer that has access to large processing … Read more
Spent & Spend Spend is an irregular verb with two main meaning. Irregular verbs are verbs that do not follow the general rules for verb forms. The first meaning of the word spend is to use up, consume, disburse, expend, dispose of money or resources while the other meaning is to pass time in a … Read more
What is a Bar Graph? A bar graph also referred to as Bar Chart or Bar Diagram is a pictorial representation of data that uses bars to compare different categories of data. It displays grouped data by way of parallel rectangular bars of equal length but varying width. The bars can be plotted vertically or … Read more
What Is Apoenzyme? Apoenzyme is the protein component in which together with cofactor forms a complete enzyme. In other words, an enzyme that requires a cofactor but does not have one bound. An Apoenzyme is an inactive enzyme, activation of the enzyme occurs upon binding of an organic or inorganic cofactor. Enzymes can speed up … Read more
What Is Optical Character Recognition (OCR)? The main purpose of optical character recognition is to quickly and automatically recognize and convert images of machine-printed or typed text into actual electronic data that users can organize, search and modify. In general, an OCR engine analyzes the pixel data of scanned images and searches for patterns resembling … Read more