What is Solid State Drive?

A Solid State Drive (SSD) is a modern storage device. The storage is non-volatile in nature thus it retains data even if the power is off. As the name suggests solid state drive, the drive does not contain any moving mechanical parts like HDD. SSD makes use of flash memory and is capable of accessing […]

File Systems

What is a File System? A File System is generally known as a software program that facilitates organizing and managing files stored within the systems for the use of users and applications. The file management and organization may include accessing, updating as well as performing other file operations. File organization and management is an important […]

Job Evaluation

What is Job Evaluation? Job Evaluation refers to the process of determining the comparative worth of each job in the firm. This process aims to assess the value of each job against another job to set right the pay scale of each job. It offers important insights for grading jobs in the firm systematically and […]

Difference Between Data Warehouse and Data Mart

Data warehouse and data mart are the data collecting bodies but they differ from each other in several ways. The data warehouse collects data from several organization sources and provides meaningful business insight. While we can consider data mart as a subtype of a data warehouse that focuses on a specific subject and helps to […]

Handoff in Cellular Communication

Handoff and its Types Handoff is known to be an important concept of cellular mobile communication which is associated with mobility of mobile users during communication using the phone. Handoff is defined as the process of varying the channel characteristics (like frequency, time, code or combination of them) during a phone call without disturbing the […]


What is Overtime? Overtime refers to the time that an employee spends at work more than the regular working hours, for which the employer pays money over and above their salary. The additional money which the employer pays over the normal wage rate is the overtime premium. More precisely, overtime implies the extra hours worked […]

Segmentation in Operating System

Segmentation is one of the several memory management techniques adopted by operating systems to accomplish the concept of virtual memory. In our previous content, we have discussed other memory management techniques i.e., paging. Paging is close to the operating system’s view of memory. But the segmentation technique has the user’s view of memory. With segmentation, […]

Direct Selling

What is Direct Selling? Direct Selling is a business model wherein the producer of the goods sells them directly to the final consumer. In essence, there is no middlemen or intermediary. So, in this model, the intermediaries are eliminated from the supply chain, which is involved in the distribution of the product. However, the sale […]


Overview Biosorption is one the physico-chemical activity that deals with the removal of pollutants from the wastewater involving microbial cell surface absorption of metals. The term ‘biosorption‘ is made up of two words ‘bio‘ and ‘sorption‘, the word ‘bio’ means life, however the keyword ‘sorption’ is needed to be elaborated. This word (sorption) is common […]

Paging in Operating System

Paging in operating system is a memory management technique that allows the system to allot non-contiguous physical address space to a process. The concept the paging resolves the problem of external fragmentation that occurs due to the continuous allocation of physical address space to processes. Because of external fragmentation, though enough memory is available to […]