Why is testing necessary explain with some examples

Nevertheless, you need to keep in mind that the price owing to the failure of the software can be really high. The testing of software has a wide array of benefits.

The cost-effectiveness of the project happens to be one of the top reasons why companies go for software testing Services. The testing of software comprises of a bunch of projects.

In case you find any bug in the early phases, fixing them costs a reduced amount of money. Read More. Hence, it is a prerequisite that you should get the testing done in no time. As you hire quality analysts or testers who have an ample amount of experience and have gone through technical education for the projects, they are the investments and the project is going to reap the benefits.

It is another crucial point why software testing should not be taken into consideration. It is considered to be the most vulnerable and sensitive part. There are a bunch of situations in which the information and details of the users are stolen and they are used for the benefits.

As a specific product undergoes testing, the user can be ensured that they are going to receive a reliable product. The personal details of the user can be safe. Users can receive products that are free from vulnerability with the aid of software testing. For ensuring that the specific product comes to life, it should work in accordance with the following. Following the needs of the product is a prerequisite as it is helpful in getting the prerequisite results.

Products should be serving the user in one way or the other. If u have time then post me to my mail id Hi Friends.. Answers were Sorted based on User's Feedback why is testing necessary , explain with some examples?.. Is This Answer Correct? You also probably have your photos and files stored on iCloud or Google drive. What if something goes wrong and you lose all your data? The days are gone when customers worked exclusively on hefty desktops. The tester must check whether the website runs on different device resolutions.

Additionally, it should also run on different browsers. Another reason why testing is gaining more importance is ever-increasing browser options. What works fine on Chrome may not run well on Safari or Internet Explorer. This gives rise to the need for cross-browser testing , which includes checking the compatibility of the application on different browsers.

Instead, it comes in many different variations, which you can categorize according to several criteria. For instance, you can categorize testing types into manual or automated testing. When it comes to the automated variety, tests can be code-based or codeless —and you can also have hybrid approaches that mix the best of both worlds. Tests can also be categorized regarding how much they know about the internal implementation of the system under test.

Regarding this criterium, we can classify tests as white-box, black-box or grey-box. Finally, we can also group tests into functional and non-functional tests, depending on whether they validate the business requirements for the application. Functional testing verifies each function of an application or software. The tester verifies functionality with a specified set of requirements. Testing the behavior of the software is the main concern. Non-functional testing considers parameters such as reliability, usability, and performance.

A non-functional test might be checking how many users can log in to the system at the same time. Based on the amount of information you know about the product to test it, software testing can be divided into different types: Black-box testing, White-box testing, and Grey-box testing.

In this type of testing, you have the least amount of information on how the product is built. You would use the product as an end user would. This type of testing can only happen when the code is executed. Hence, dynamic testing is used. Dynamic testing is the type where you have to execute the code and test the product while the code execution is in process. In white-box testing , you have most of the information about the product. White-box testing is mostly used to make the code better.

Finding inefficiencies in code, poor coding practices, unnecessary lines of code are identified in this type of testing. Most of the code optimization and security fixes happen as a result of this testing. It rather focuses on how it can be made better. You can make a lot of improvements to your product but the last few steps to make it perfect is difficult.

Making it perfect requires a thorough inspection. This is known as static testing. In this type of testing, you have partial information about the product.

But your partial knowledge of the product would help you identify such bugs. Like any other process, software testing can also be divided into different phases. This sequence of phases is often known as the software testing life cycle. Every process starts with planning. In this phase, you collect all the required details about the product. Since these changes are necessary, a mechanism must be created for estimation, controlling and making modifications.

The essential part of software maintenance requires preparation of an accurate plan during the development cycle. Hence, a focus on maintenance definitely helps keep costs down. Solar Panel Definition: Solar panels are those devices which are used to absorb the sun's rays and convert them into electricity or heat.

Description: A solar panel is actually a collection of solar or photovoltaic cells, which can be used to generate electricity through photovoltaic effect. These cells are arranged in a grid-like pattern on the surface of solar panels. Thus, it may also be described as a set of photovoltaic modules, mounted on a structure supporting it.

When it comes to wear-and-tear, these panels are very hardy. Solar panels wear out extremely slow. In a year, their effectiveness decreases only about one to two per cent at times, even lesser. Most solar panels are made up using crystalline silicon solar cells.

Installation of solar panels in homes helps in combating the harmful emissions of greenhouse gases and thus helps reduce global warming. Solar panels do not lead to any form of pollution and are clean.