Amwoga KhalwaleGo-Back-N Protocol And Selective Repeat Protocol Go-Back-N protocol also referred to as Go-Back-N Automatic Repeat reQuest, is a data link layer protocol that uses a sliding window method for reliable and sequential delivery of data frames. It is a case of sliding window protocol having to send window size of N and receiving window size … Read more
Paging And Segmentation Paging in operating systems, is a memory management scheme whereby a computer stores and retrieves data from secondary storage for use in main memory. In this scheme, operating system retrieves data from secondary storage in same-size blocks referred to as pages. The main idea behind the paging is to divide each process … Read more
In computer graphics, the art of transforming three-dimensional objects into a two-dimensional representation is essential. This process, known as projection, allows us to portray complex 3D scenes on a flat screen, enabling us to comprehend and interact with the digital environment effectively. Two popular projection methods, parallel and perspective projection, serve as the backbone of … Read more
Now, what is a diesel engine and a petrol engine? Petrol and diesel engines are the main engines in the automobile industry today and both are internal combustion engines. The diesel engine is an internal combustion engine in which air is compressed to sufficiently high temperature to ignite diesel fuel injected into the cylinder, where … Read more
What Is Stack? A stack is a data structure which is used to store data in a particular order. Two operations that can be performed on a stack include push operation which inserts an element into the stack and pop operation which removes the last element that was added into the stack. It follows Last … Read more
Both curd and Yoghurt are dairy products. Curd is obtained by coagulating milk in a process referred to as curdling. The coagulation can happen by adding rennet or any edible acidic substance such as lemon juice or vinegar and then allowing it to coagulate. The increase in acidity makes the milk proteins (casein) to tangle … Read more
True solution is a homogenous mixture of two or more substances in which substances dissolved (solute) in solvent has the particles size of less than 10-9 nm or 1 nm. Simple solution of sugar in water is an example of a true solution. The solute particles are invisible to the naked eye as well as … Read more
Procedural and object programming are the two approaches that form the backbone of modern software development, shaping how programmers structure and organize their code to achieve different goals. Each present a unique set of concepts, principles, and techniques that influence how developers design, implement, and maintain their codebase. The focus of procedural programming is to … Read more
The perception and definition of colors can be different across different cultures and regions. What one culture may consider as burgundy, another might label as maroon, and vice versa. The distinction between the two colors can be subjective and context-dependent, leading to variations in their interpretations worldwide. Generally, maroon is a mix of red and … Read more
The processor scheduling (CPU scheduling) determines which processes are assigned to, and removed from the CPU, based on scheduling models such as preemptive and non-preemptive scheduling. CPU scheduling makes the full use of CPU resulting in a fast and efficient system. Usually, tasks in computer systems are assigned based on priorities. At some point, it … Read more