Article Categories
- All Categories
-
Data Structure
-
Networking
-
RDBMS
-
Operating System
-
Java
-
MS Excel
-
iOS
-
HTML
-
CSS
-
Android
-
Python
-
C Programming
-
C++
-
C#
-
MongoDB
-
MySQL
-
Javascript
-
PHP
General Knowledge Articles
Found 55 articles
Explain difference between Strong Entity and Weak Entity
In database design, entities are classified as strong or weak based on their independence. A strong entity can exist on its own with a primary key, while a weak entity depends on a strong entity and cannot be uniquely identified without it. Strong Entity A strong entity is independent of any other entity in the schema. It always has a primary key that uniquely identifies each instance. In an ER diagram, a strong entity is represented by a single rectangle, and a relationship between two strong entities is shown as a single diamond. Weak Entity A ...
Read MoreDifference Between Epistemology and Metaphysics
In contrast to metaphysics, which is concerned with what comes "after physics” (the Greek word "metaphysika"), epistemology (from the Greek "episteme, " meaning "knowledge, " and the suffix "ology, " meaning "the science of, " or "the study of") is concerned with the study of the extent to which knowledge and justified belief are possible. Metaphysics seeks to gain a complete understanding of the nature of reality, including abstract concepts (identity, time, space, being, knowing), while epistemology examines how we know what the actual reality or truth is and whether there are limits to this knowledge specifically in terms of ...
Read MoreDifference between Unimodal and Bimodal Distribution
Our lives are filled with random factors that can significantly impact any given situation at any given time. The vast majority of scientific fields rely heavily on these random variables, notably in management and the social sciences, although chemistry, engineering, and physics all benefit greatly. Probabilistic and statistical qualities, including the distribution function, are analyzed and quantified. Probability distribution is what is usually meant by the word "distribution" when discussing statistical concepts. A distribution describes a variable's range of possible values and how often they occur. A variable's modality is the value or values that constitute the majority of occurrences ...
Read MoreHow do plants make their own food?
Plants are not parasitic in nature. They produce their own food with the help of their growth and nutrition. Plants make their own food by a process called Photosynthesis. Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy and stored in the form of starch which can be used later.Photosynthesis is a key process in the growth of plants.Photosynthesis is done with the help of carbon-dioxide, water, and sunlight. The end products of photosynthesis are oxygen, which the plants release, and carbohydrates, which become the plants' source of energy.Building on the basic ...
Read MoreHow can I increase my monthly savings?
Inflation has hit many areas of in the lives of the people. Each and every product from electronics to grocery has hit skyrocket price. Hence, there is always a burden on each individual as the expenditure is on the higher side leaving no scope for savings. People are often in a fix on how to save sufficiently each month.Here are some methods that can help in increasing the monthly savings:Spend only on NecessitiesThe excessive expenditure often happens when the individual is keener to spend on luxury items than the necessities. These luxury items pinch your pockets and often need to ...
Read MoreWhat features can you expect in mobile phones in 2025?
It is very difficult to predict the future. When it comes to mobiles, the speed at which new features are added every day, it is even more difficult. But estimating the technology advancements here is the specs and features that you can expect in mobile phones in 2025.You can have improved CPU and RAM for lightning speed data transfer and 5G or more networking technology. We can expect multi-core CPU s potentially up to 16+We can estimate to have phone batteries of about 5, 000+ mAH by the year 2025.We can expect smartphones with cameras capable of recording in 8K ...
Read MoreIs Microsoft more successful than Apple?
Apple has 3 times more net worth than Microsoft. But people say Microsoft is more successful than Apple. Why?When we compare Windows and Mac OS, the former has more features and windows get updated every year. They add new features, remove some old and finalize the features with every release. Apple's OS X hasn't changed much for the past several years.When it comes to Microsoft's Cortana, it has more features than Apple's Siri and is more versatile.Keeping the technology apart, the Microsoft has diverse revenue lines and comparatively the company with higher net profit is Microsoft.All these factors say that ...
Read MoreWhy are mountains triangular in shape?
There is this favorite painting of every child, a triangular mountain which has a sun peeping through it, birds flying in the shape of small r, a small hut, and a tree. Well in all this, what amazes many of us is the triangular shape of the mountain. Has it ever bothered you, why mountains are triangular in shape and not circular or rectangular or any shape.Let's try to find an answer to this peculiar and amazing question.The mystery behind the triangular mountain shapeMountains take millennia to be formed and there are various forces like tectonic forces, gravity, frictional force, ...
Read MoreWhat are some signs to figure out you've nailed the interview?
After we come out of the Interview room, we definitely will have one of the feelings either you have nailed it or completely bombed it. The curiosity kills you till the results are out. But there are some telltale signs that can help you figure out whether the job offer is coming your way or not.Nodding and Smiling − You will get hints from the body language of the interviewer. If he is smiling and nodding a lot, that means he is agreeing to and enjoying your answers. It shows he is listening intently and genuinely interested in your answers. ...
Read MoreHow high can a plane fly?
In the present day fast-forward culture, everything should happen at jet speed. People do businesses across continents and Airplanes are a very convenient way to travel. But many people are not delighted to travel above 35, 000 feet up in the air.How High can a Plane FlyEvery airplane has a certified maximum altitude. The highest certified altitude of an airliner was Concorde's 60, 000 feet. Many of the corporate jets can fly at 51, 000 feet.Regular passenger international flights fly between 35000 to 42000 feet. That is considered as optimum height. "Each individual aircraft has an optimum altitude (for minimum ...
Read More