Lec-27: Introduction to Error detection and Correction | Computer Networks

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  • Опубликовано: 8 янв 2025

Комментарии • 320

  • @asr9769
    @asr9769 4 года назад +931

    RUclips teachers are far better thn college professors 🙂

  • @veneesha6327
    @veneesha6327 Год назад +10

    🎯 Key Takeaways for quick navigation:
    00:00 🎯 Introduction to Error Detection and Correction
    - Error detection and correction are essential topics in the field of computer networks.
    00:29 🧐 Identifying Errors in Data Transmission
    - Errors in data transmission can occur due to various factors, including long distances, energy loss, attenuation, environmental effects, and more.
    - Error detection methods are used to identify the presence of errors in transmitted data.
    01:51 🛠️ Error Detection and Correction Fundamentals
    - Error correction is an advanced step beyond error detection, allowing for pinpointing and fixing errors.
    - In computer networks, error detection and correction take place primarily in the Transport Layer and Data Link Layer.
    02:21 📊 Types of Errors in Data Transmission
    - The types of errors, such as single bit errors and burst errors, depend on the application and context.
    - Single bit errors involve changes in individual bits, while burst errors affect multiple bits in a sequence.
    04:44 📉 The Length of Error and Burst Errors
    - The length of an error is determined by the duration during which bits are corrupted, even if it's not continuous.
    - Burst errors, involving multiple bit changes, are more common due to longer error durations.
    06:16 ⏲️ Error Duration and Bandwidth
    - The duration of an error is inversely related to the bandwidth of the channel, with faster channels requiring shorter error durations to result in single bit errors.
    08:39 🔍 Calculating Corrupted Bits Based on Error Duration
    - The number of corrupted bits due to an error duration can be calculated by multiplying the duration by the channel's bandwidth.
    09:08 🕵️ Methods for Error Detection and Correction
    - Error detection methods include Parity, Checksum, and CRC (Cyclic Redundancy Check).
    - Hamming Codes are commonly used for error correction, all of which rely on redundancy for error handling.
    10:10 🔄 The Role of Redundancy in Error Detection
    - Redundant bits are essential for error detection and correction, ensuring the integrity of data transmission in computer networks.
    Made with HARPA AI

  • @chitraljain2568
    @chitraljain2568 4 года назад +92

    This playlist is really very well organized. It's wonderful
    😍😍

  • @pardhugolamaru7157
    @pardhugolamaru7157 6 лет назад +20

    superb easy to understand I have started watching your one video and I continuously watched your CN videos before my exam thank you so much sir

  • @sadiasyeda4505
    @sadiasyeda4505 5 лет назад +10

    wounder full effort sir.....wants to say more words for appreciation but have no words seriously...May GOD bless you.... thanks from Pakistan....

  • @manishapurohit8667
    @manishapurohit8667 5 лет назад +7

    thank you so much sir aap ittna acha explain karte ho ki saare concept clear ho jaate hai

  • @devenderk.2745
    @devenderk.2745 4 года назад +7

    Thanks for your video sir. Brilliant delivery by you without any single bit error.

  • @aishabatool4761
    @aishabatool4761 3 года назад +14

    I have nothing else to say to you thanks, SIR I have watched a lot of your lectures and each of your lectures clarified my concept ...

  • @deepakborah8335
    @deepakborah8335 5 лет назад +13

    Sir,Your method of teaching is excellent,excellent voice.Both DBMS and Data Communication videos are easy to understand.

  • @DesignyourDress
    @DesignyourDress 5 лет назад +45

    your an amazing teacher. May Allah bless you with more knowledge 😍

  • @manseedeshwal9184
    @manseedeshwal9184 4 года назад +9

    Ohhh you easily clear out my points...thank you.keep going. 👍

  • @dragokill7526
    @dragokill7526 5 лет назад +6

    Great video Sir helped me lot thanku 😊😊 sahi kha h kisi ne padh toh koi bhi sakta h but padhana har kisi k bas ki baat nhi apne boht acche tarike se samjhaya boht boht shukriya

  • @alikjhan4460
    @alikjhan4460 4 года назад +6

    I just follow you for Operating system..............i am saying just you are great teacher everrrrrrrrrrrrrr.............love u from PAKISTAN

    • @GateSmashers
      @GateSmashers  4 года назад

      Thank you for your love and support

  • @nilusingh3365
    @nilusingh3365 3 года назад +13

    Thank you so much sir you are the best teacher in the world 🙏🙏🙏

  • @the.pika_chuu
    @the.pika_chuu 2 года назад +37

    Sir you are not just our teacher.. you are our god 🙏
    I'm having exam tomorrow and this video is really very helpful.❤️

  • @collegeboy4362
    @collegeboy4362 2 года назад +7

    you are my favourite teacher in my life. Because your all video concept very helpful for me. so thank you so much sir🥰❤

  • @kidsgameschannel1755
    @kidsgameschannel1755 2 года назад +1

    I am from Pakistan. Teaching method is very good . Every thing clear after watching the video series.

  • @ashu7184
    @ashu7184 5 лет назад +1

    Wonderfully explained...
    Ek maje ki baat hai...jab main iss vdo ko offline download Kiya tha.
    Idm restart hone ke Karan sayad...
    Iss vdo download hone main kuch dikat hua tha..jab main isse Chala Raha hun abhi...this is one f d finest example of audio/video error...😄

  • @Preetkamal-fr2bg
    @Preetkamal-fr2bg 2 месяца назад +1

    Sirrrrrrrrr apki videos jis topic pr mil jaye bhut khushi hoti haiiiiii .. ... So blessed youuuuuuu sir 🎉❤

  • @abhinabapal
    @abhinabapal Год назад +2

    This playlist is really so organised. And sir you are the god for us. Thank you sir.

  • @ananyasen8036
    @ananyasen8036 3 года назад +7

    sir you are the one who cannot waste your time in channel introduction🥰

  • @183shezeenshaikh8
    @183shezeenshaikh8 4 года назад +15

    Your An Amazing Teacher 🙂. THANK YOU SIR 🙂🙂

  • @sarveshdikshit8287
    @sarveshdikshit8287 4 года назад +5

    Your session made it so easy sir!! I must say Vidya Guru Sonia ma'am sessions are also equally good! I really liked their maths tricks to raising my speed so well.

  • @prarthnashishodia6172
    @prarthnashishodia6172 5 лет назад +3

    Gracias Bhaiji ! you are genius, as much we admires you should always be least to appreciate your work.

  • @SamadKhan-k7e7o
    @SamadKhan-k7e7o Год назад +1

    Sir your method of teaching is amazing and excellent voice

  • @ashisharora7954
    @ashisharora7954 4 года назад +3

    Sir thank you itna achi knowledge share krne k liye 🙏🙏

  • @harshchauhan7636
    @harshchauhan7636 4 года назад +30

    Sir aap bhagwaan se kam nai. Aapke videos dekh ke lgta hai college ko fees dena barbaad hai pura, yaha aake fees jama krdu. Happy Teacher's Day sir❤️🙏

    • @aajtakofficial4960
      @aajtakofficial4960 Год назад +2

    • @Bazriya-p1f
      @Bazriya-p1f 9 месяцев назад +1

      ​​@@aajtakofficial4960fake aajtak news channel😂

    • @anubhavkayal4845
      @anubhavkayal4845 7 месяцев назад +1

      Vai tu college jata hai isliye sir ka video dekh raha hai.. agr jata hi nahi to dekhta vi nehi

  • @samruddhigaikwad3767
    @samruddhigaikwad3767 2 года назад

    Too godd... teaching and explaination is fabulous

  • @sachinmishra4232
    @sachinmishra4232 4 года назад +2

    Sir really thank u for the video.It was really very helpful.

  • @shivstn98
    @shivstn98 6 лет назад +9

    Sir I have never understand CN the you taught... you cleared all the doubts... keep doing this great job plz upload the video about ALOHA 😊😊

  • @Kumari_Kajal23
    @Kumari_Kajal23 2 года назад +2

    Great study!
    I always watch your videos.

  • @syedmuntazir8338
    @syedmuntazir8338 6 лет назад +1

    More helpful video wating for new video's
    Thanku sir g

  • @Babuda12
    @Babuda12 2 года назад +1

    Sir you're the best thankyou...you're teaching are sooo easy to understand... especially for students like me..who have English problem.....God bless you sir always...we are blessed to have you ❤️

  • @prayagiankitvlog
    @prayagiankitvlog 8 месяцев назад +1

    This channel is very different othe channels bcos very easily clear of doubts. And it is very important session ☺️.

  • @AhmadKhan-j1x4b
    @AhmadKhan-j1x4b 13 дней назад +1

    Your are a good teacher than my college teacher 😍😘❤️👏

  • @darshitsheer2633
    @darshitsheer2633 Год назад +1

    I have an exam after 3 hours of CN. and i am watching this. Best Playlist for Revision or Learn in a short time.

  • @sajansekhu8785
    @sajansekhu8785 5 лет назад +6

    superbbbb sir...God bless u forever..🙏🙏

  • @French60
    @French60 6 лет назад +5

    Awesome video sir. Very helpful waiting for next video :)

    • @GateSmashers
      @GateSmashers  6 лет назад +2

      Thank You. Bless you..Keep learning and sharing

  • @aditigrover5052
    @aditigrover5052 3 года назад +14

    Sir literally as usual this is vry useful for me bcoz this is the part of data link layer from design issues 👍

  • @pritykar9946
    @pritykar9946 Год назад +1

    you helped me ace my exams. Thank you so much sir

  • @lovepreetkaur9525
    @lovepreetkaur9525 3 года назад +3

    Thnku so much sir, I can easily understood this topic 😌

  • @adnanaslam9331
    @adnanaslam9331 4 года назад +5

    It's a very easy to understand
    Thank you 😁

  • @pratyakshsinha6292
    @pratyakshsinha6292 2 года назад +3

    You know he's good when he reads Gbps as Gigabit per second instead of Gigabyte per second.

  • @ZaheerAbbasFani
    @ZaheerAbbasFani 5 лет назад +1

    Sir you r Great .... I loved it.... thanku so much

  • @goravkumarsharma4382
    @goravkumarsharma4382 21 день назад

    Thank you sir for helping me understand this subject 😊❤

  • @rakib_8feb
    @rakib_8feb 2 года назад +22

    Colleges should teach us through youtube guys lectures on projector

    • @juzerbaatwala8868
      @juzerbaatwala8868 2 года назад +2

      right but then,but teachers will lose thir job offline on campus 😂

  • @thisrandomdude_
    @thisrandomdude_ 2 года назад +1

    Fantastic video! It was extremely helpful.

  • @vaishnavivaishu8338
    @vaishnavivaishu8338 5 лет назад +13

    Sir please do put more and more videos on data structure and algorithms concepts for gate....humble request.

  • @VibesByZunaina-tp1dg
    @VibesByZunaina-tp1dg 6 месяцев назад +1

    You explain better than Our university PHD professors ❤

  • @Priyankaa_Das
    @Priyankaa_Das 2 года назад +1

    Exam is knocking at door :) you are my angle *) ❤

  • @zewarkhannyzewarkhanny7479
    @zewarkhannyzewarkhanny7479 11 дней назад

    Love you sir ❤
    Great method 💯

  • @himanshubharti3501
    @himanshubharti3501 7 месяцев назад +4

    RUclips teacher is better than collage reacher

  • @sandeepshriramwar6487
    @sandeepshriramwar6487 2 года назад +2

    Thank you so much for such amazing videos really helpful for exams🥺

  • @mahimathakur8029
    @mahimathakur8029 3 года назад +1

    Thankyou so much sir ❤️🙏

  • @sachinpal2247
    @sachinpal2247 Год назад

    Best method of teaching

  • @munibakhan1798
    @munibakhan1798 2 года назад +2

    Amazing effort

  • @manishkoli7878
    @manishkoli7878 6 лет назад +11

    Plz do upload some more videos on
    Data link control protocol
    Point to point control protocol

  • @hanudeep6672
    @hanudeep6672 5 лет назад +2

    Wonderful explanation.....

  • @mansipatel9695
    @mansipatel9695 5 лет назад +4

    Thank u so much sir
    It's easy to understand

  • @ronipaul1705
    @ronipaul1705 Год назад +2

    Writing a book like professors, philosophers is normal but teaching is a different skill, not everyone can't do it.

  • @MukeshKumar-me1mo
    @MukeshKumar-me1mo 4 года назад

    aap ke padhane ka tarika bahut acha hi thanks

  • @jeetsharma9892
    @jeetsharma9892 3 года назад +1

    NIce video end mai daara diya

  • @GnaneshMuni
    @GnaneshMuni 7 месяцев назад

    For your Excellent explanation take a 🙇 sir !!

  • @pritykar9946
    @pritykar9946 Год назад

    paisa college waalon ko nhi. ap jaise teacher ko milna chaiye

  • @te-09mrudula_chaudhari39
    @te-09mrudula_chaudhari39 3 года назад +1

    You are really great !

  • @sohailkhan507
    @sohailkhan507 3 года назад +1

    Thanks a lot sir..... from Pakistan

  • @dr.jayabhattad5288
    @dr.jayabhattad5288 9 месяцев назад

    Superb explanation Sir.

  • @scienceaid2515
    @scienceaid2515 6 лет назад +5

    i'm bangladesi ..
    thank u sir (y)

  • @marvashahzadi240
    @marvashahzadi240 3 года назад

    whaa kya bat hai sir

  • @paramk.9411
    @paramk.9411 6 лет назад +1

    😎 gtg hope for clrng exams.thnx a lot sir

  • @SanjaySingh-ud5ju
    @SanjaySingh-ud5ju 4 года назад +1

    Thank you so much Sir

  • @chrajagopalrao3317
    @chrajagopalrao3317 5 лет назад +1

    Bro plz cover all imp topics first other than which u have covered now,....thqs alot bro as usual awesome...

  • @moizstudy
    @moizstudy Год назад

    bro just check your videos these are outclass (From Pakistan)

  • @rameshpa1615
    @rameshpa1615 4 года назад +1

    Nice Explanation

  • @samiakamran2576
    @samiakamran2576 4 года назад

    Very good work
    Wishes from Pakistan

  • @mohdasghar8527
    @mohdasghar8527 6 лет назад +7

    Sir plz upload all video of CN

  • @azrariaz2291
    @azrariaz2291 4 года назад

    Great teacher👍👍💞💞

  • @RakeshKhepar
    @RakeshKhepar Год назад +1

    *Thunderbolt* 😊 4:01

  • @prakritisingh7790
    @prakritisingh7790 5 лет назад +1

    Very much helpful 😍

  • @shawnidutta4397
    @shawnidutta4397 6 лет назад +3

    Please make the videos on CRC and hamming code asap. It's a humble request to you sir. Thanks in advance.

  • @maliktv814
    @maliktv814 2 года назад +1

    Thank you 😊

  • @vishalchauhan9832
    @vishalchauhan9832 5 лет назад +2

    Amazing!

  • @jatilyadav4000
    @jatilyadav4000 Год назад

    Amazing video

  • @relentlessrock
    @relentlessrock 2 года назад +9

    Thank you!
    Anyone who can explain how does '101' convert to decimal 5 or '100' to decimal 4 , I would be grateful. What topic would I need to study to understand this conversion system? Thanks.
    Edit: 25/02/22 The answer to my question, I found in Lec-42 of the same series.

  • @syedmuntazir8338
    @syedmuntazir8338 6 лет назад

    Very nice and easily understand

  • @himanshuch8055
    @himanshuch8055 Год назад

    Helpful ❣

  • @MOHDMUSTJAABBAM
    @MOHDMUSTJAABBAM 2 года назад +1

    Sir agr aapka u tube channel na hota to me pkka fail hojaata paper me 🤣🤣.
    Sir you are better than my university teacher 🤣🤣 .

  • @mdramizraza2432
    @mdramizraza2432 5 лет назад

    Kya padhata he sir aap "LaJawaab"

  • @saptarshichattopadhyay8234
    @saptarshichattopadhyay8234 7 месяцев назад

    Thank you so much sir😍😍🤩🤩🥰🥰🥰🥰

  • @ashishpoonia7377
    @ashishpoonia7377 6 лет назад +1

    Thank u sir👌👌👌

  • @laxmannarkhede1889
    @laxmannarkhede1889 4 года назад

    Thank you very much sir.....

  • @harrygurjarr6913
    @harrygurjarr6913 5 лет назад +1

    👍impressed

  • @osamakhan4828
    @osamakhan4828 2 года назад

    Thanku so much sir

  • @shaistazahid5176
    @shaistazahid5176 9 месяцев назад

    Thanks you so much Sir

  • @shivamthacker5757
    @shivamthacker5757 5 лет назад +2

    Awesome ☺️

  • @PankajKumar-cw6rs
    @PankajKumar-cw6rs 4 года назад +1

    Amazing sir...

  • @larrysmusics531
    @larrysmusics531 3 года назад

    Sir this 👑 belongs to you

  • @igniamarbaniang3506
    @igniamarbaniang3506 3 года назад +1

    Your lecture is very clear and understanding but some i don't understand bcz i dont understand hindi could u plz add subtitle so that i can refer to ur tutorial.

  • @oshniklife9661
    @oshniklife9661 6 лет назад +1

    Hip hip hureeeeee... Varun sir Zindawad

  • @harshadasawant4954
    @harshadasawant4954 4 года назад

    Nice explanation..