[2] Performance Testing:
the performance of system to major the measure, validate or verify quality attributes of the system like responsiveness, Speed, Scalability, Stability under variety of load conditions. The main aim of Performance testing is not to find the defects in the application but to get rid of bottlenecks and find out the amount of load/stress the site is able to sustain. Performance testing is used to understand the scalability of application under test, response time means time required to send request from client machine to time required to reply by the server under different varity of load conditions which mimic the real world use.
Performance testing can be applied to understand the website’s scalability, any loopholes in the load balancing and to test the response time between a request (from the client) and the reply (from the server) and the amount of load/stress the site is able to sustain.
It is a technique implemented in user-centered interaction design to evaluate a product or service by testing it with representative users. On the Web page the usability is a most important and required condition for survival. If the website is difficult to use then peoples will not stay on the page. Also if the content or details of the page are difficult to read or understand then also peoples will not stay on the page. So Usability testing plays an important role which assesses how easy user interfaces is to use.
The Usability testing is categories in different categories – Accessibility, Identity, Navigation and Content. You should keep in mid few points while testing of web application for Usability testing:
A) Accessibility: (Add Bullets)
- Site Load-time should be reasonable.
- Site font size and spacing between lines should be easy to read.
- Carefully use of Flash & Add-ons in website.
- Proper ALT Tags should be used for all images present in website.
- If any internal link is broken then website should be presented with 404 error page or Not Found page.
B) Identity:
- The placement of website logo should be at prominently place like right top side of the page.
- Proper tagline should be used which clearly states the purpose of the website.
- Company and Contact Information must be clearly mentioned which helps to identify the company information.
C) Navigation:
- Main Navigation should be easy to find, read and use. If more than navigations are used then make sure that user should clearly understand why multiple navigations are used.
- Clear & Concise navigation labels should be used in website.
- Reasonable use of links and button in website so user will not confuse while navigating the pages.
- As a common practice the Company Logo should be linked to website Home page.
- The Site Search facility should be present on the website and make sure that the Site Search button simple and easy to access like top right of the page.
D) Content:
- Headings should be clear and descriptive and SEO use of proper heading tags like H1, H2 etc.
- Make sure that the critical content should be displayed on the first screen in average screen resolution i.e. 1024×768.
- Use of consistent font styles and colors across the website help user to understand that they’re still on your site.
- Use of user friendly and meaningful keywords for URLs will help both user and search engines to understand navigation.
- Meaningful and self explanatory titles (in the <TITLE> tag) should be used for pages. These titles are used by search engines to display in the Search result by search engines. If the improper titles are used then user will skips the your website pages link and proceed further.
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