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Report Summary

  • 66

    Performance

    Renders faster than
    79% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

cs-fundamentals.com

IT Interview Questions and Answers & Programming Tutorials - cs-Fundamentals.com

Page Load Speed

1.5 sec in total

First Response

74 ms

Resources Loaded

1 sec

Page Rendered

381 ms

cs-fundamentals.com screenshot

About Website

Click here to check amazing Cs Fundamentals content for India. Otherwise, check out these important facts you probably never knew about cs-fundamentals.com

IT interview questions and answers and programming tutorials on C, Java, Data Structures and Algorithms. Most important technical help for IT professionals.

Visit cs-fundamentals.com

Key Findings

We analyzed Cs-fundamentals.com page load time and found that the first response time was 74 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

cs-fundamentals.com performance score

66

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.3 s

98/100

10%

LCP (Largest Contentful Paint)

Value1.9 s

98/100

25%

SI (Speed Index)

Value3.6 s

86/100

10%

TBT (Total Blocking Time)

Value1,150 ms

22/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value13.7 s

10/100

10%

Network Requests Diagram

cs-fundamentals.com

74 ms

cs-fundamentals.com

162 ms

csfundamentals-v10.css

16 ms

adsbygoogle.js

187 ms

addthis_widget.js

39 ms

Our browser made a total of 31 requests to load all elements on the main page. We found that 29% of them (9 requests) were addressed to the original Cs-fundamentals.com, 19% (6 requests) were made to Apis.google.com and 13% (4 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (421 ms) relates to the external source Developers.google.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 94.0 kB (18%)

Content Size

508.5 kB

After Optimization

414.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cs-fundamentals.com main page is 508.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 50% of websites need less resources to load. Javascripts take 375.3 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 48.3 kB

  • Original 61.2 kB
  • After minification 59.4 kB
  • After compression 13.0 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 48.3 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 21 B

  • Original 25.0 kB
  • After minification 24.9 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Cs Fundamentals images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 8.9 kB

  • Original 375.3 kB
  • After minification 372.8 kB
  • After compression 366.4 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-78%

Potential reduce by 36.8 kB

  • Original 47.1 kB
  • After minification 34.5 kB
  • After compression 10.3 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Cs-fundamentals.com needs all CSS files to be minified and compressed as it can save up to 36.8 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (65%)

Requests Now

23

After Optimization

8

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cs Fundamentals. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

cs-fundamentals.com

cs-fundamentals.com

74 ms

cs-fundamentals.com

cs-fundamentals.com

162 ms

csfundamentals-v10.css

csfundamentals-v10.css

16 ms

adsbygoogle.js

adsbygoogle.js

187 ms

addthis_widget.js

addthis_widget.js

39 ms

jquery-182-min.js

jquery-182-min.js

41 ms

csfundamentals-v11.js

csfundamentals-v11.js

51 ms

krishan-profile-img.png

krishan-profile-img.png

88 ms

cse.js

cse.js

71 ms

ga.js

ga.js

72 ms

platform.js

platform.js

87 ms

sdk.js

sdk.js

69 ms

embed.js

embed.js

133 ms

agency-fb.ttf

agency-fb.ttf

167 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

167 ms

cse.js

cse.js

161 ms

sdk.js

sdk.js

16 ms

__utm.gif

__utm.gif

48 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

38 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

134 ms

page

page

150 ms

158 ms

postmessageRelay

postmessageRelay

45 ms

cse_element__en.js

cse_element__en.js

13 ms

default+en.css

default+en.css

36 ms

default.css

default.css

34 ms

agency-fb.woff

agency-fb.woff

31 ms

544727282-postmessagerelay.js

544727282-postmessagerelay.js

19 ms

rpc:shindig_random.js

rpc:shindig_random.js

11 ms

developers.google.com

developers.google.com

421 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

4 ms

Accessibility Review

cs-fundamentals.com accessibility score

82

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

cs-fundamentals.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

cs-fundamentals.com SEO score

99

Search Engine Optimization Advices

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cs-fundamentals.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Cs-fundamentals.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

cs-fundamentals.com

Open Graph data is detected on the main page of Cs Fundamentals. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: