MIS and DSS are the two common terms that are often heard in the field of business management. But, they are quite different from each other. MIS (Management Information Systems) and DSS (Decision Support Systems) are both types of information systems that are used to support decision making in organizations. ... Read More

Computer Architecture is a functional description of the design implementation and requirements of different components of a computer, while Computer Organization provides information about the linking of different operational attributes of the computer system. Read this tutorial to learn more about "computer architecture" and "computer organization" and how they are ... Read More

Anybody dealing with databases must comprehend the distinction between DDL and DML commands because it has an impact on how data is saved, accessed, and modified. A collection of commands called DDL are used to specify a database's structure. Database objects including tables, views, indexes, and constraints can be ... Read More

In a relational database, keys are the most important elements to maintain the relationship between two tables or to uniquely identify the data from a table. Primary key is used to identify data uniquely therefore two rows can't have the same primary key. It can't be null. On the other ... Read More

WiFi is a wireless network that is used to connect nearby devices with each other and share the Internet via hotspots. The Internet, on the other hand, is a global network of networks where computers communicate with each other via Internet Protocol. Go through this article to find out more ... Read More

The "&" and "&&" operators are both logical AND operators in most programming languages, but they can behave differently in certain circumstances. Both "&" and "&&" are operators used for evaluating conditional statements. The most basic difference between the two is that the "&" operator is a logical as well ... Read More

Transmission Control Protocol (TCP) and User Datagram Protocol (UDP) are the most widely used Internet protocols. TCP is a connection-oriented protocol, which means, once a connection is established, data can be sent bidirectional. UDP, on the other hand, is a simpler, connectionless Internet protocol. Multiple messages are sent as packets ... Read More

In a computer system, memory devices are used to store data and information. Computer memories are mainly classified into three types – primary memory, secondary memory, and cache memory. The primary memory is further classified into two types namely – RAM and ROM, where RAM is further subdivided into two ... Read More

In digital electronics, both combinational and sequential circuits are the most widely used circuits. These are two broad categories of circuits defined in the digital electronics where one type of circuit is independent of time and other is dependent on time. Read this article to find out more about combinational ... Read More

In the top-down approach, a bigger module/problem is divided into smaller modules. In contrast, in the bottom-up approach, the smaller problems are solved and then they are integrated to find the solution of a bigger problem. Read this article to learn more about top-down approach and bottom-up approach and how ... Read More