IGCSE Computer Science - C1 - Data Representation [2023-2025]

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  • Опубликовано: 23 окт 2024

Комментарии • 133

  • @jamesganleongyi
    @jamesganleongyi  Год назад +16

    Download the slide I use FOR FREE in the link below. You can also opt to purchase the slides for all chapters there (to teach / study)! Thanks! :)
    Link: www.jamesgan.net/igcsecs

    • @dong2793
      @dong2793 Год назад +2

      I really wish I could donate, your videos are helping me out so much and give me a much needed deeper understanding. Thank you so much

    • @jamesganleongyi
      @jamesganleongyi  Год назад +2

      @@dong2793 Don't worry :)
      Glad it helps! :)

    • @Smartknight29
      @Smartknight29 Год назад

      @@jamesganleongyi WIll calculator be allowed as dividing by 1024 can take lot of time?

    • @elishasharon4191
      @elishasharon4191 Год назад

      @@Smartknight29 No man NO CALCULATORS ALLOWED 😓

    • @muhammadfaheem5213
      @muhammadfaheem5213 6 месяцев назад

      Pin it for everyone

  • @anthonybee2407
    @anthonybee2407 9 месяцев назад +23

    I got my result yesterday, with an A* in computer science. NGL, your videos helped me a lot; couldn't thank you enough

  • @sahafamily6265
    @sahafamily6265 2 года назад +40

    I JUST GOT TO CLASS 8 and started O Level Syllabus and ur videos are rlly helping me with Computer Science...... Now I dont need to pay extra for tutoring... Ur a Life Saver

  • @sarahhawkins8771
    @sarahhawkins8771 2 года назад +43

    I was literally so scared of the new syllabus... U are a great help thnks!

  • @upper-Machine-276
    @upper-Machine-276 Год назад +9

    Just came here to say
    This man is the reason I have an A* in computer science
    Highly recommend

  • @n3o.l1
    @n3o.l1 Год назад +5

    Bro's video was a year ago and it still covered every single thing were taking this year in computer science. Great job my guy and thanks for this amazing playlist, you just got a new subscribe onto the boat 😎

  • @andiamruby66
    @andiamruby66 Год назад +24

    Thank you so much for this special playlist! I hope I ace my O levels exams this year. Revising the entire syllabus with you is fun lol. New subscriber here :)

    • @marufurrahman250
      @marufurrahman250 11 месяцев назад

      how'd it go please give me some hope 😭😭😭

  • @tanudikahaduwa3267
    @tanudikahaduwa3267 День назад

    So far I have revised chapter 1 and 7, extremely grateful for your work, Sir!

  • @janamoustafa5370
    @janamoustafa5370 Год назад +4

    Thank you so much! your videos literally saved me this year. I appreciate all of them so much!! you're amazing keep going.

  • @randomDIYandstuff
    @randomDIYandstuff Год назад +3

    As a person who hasnt studied computer all my life because the school doesnt offer conputer till o levels, this was really helpful even though our books are different.

  • @hishmahifsy9838
    @hishmahifsy9838 Год назад +4

    Thank you so much
    Im having my mock in 1 week and O/L in 4 months time I was wondering what to do cos I’m struggling a lot in CS
    Ur video is so helpful and ur teaching is great

  • @hishmahifsy9838
    @hishmahifsy9838 Год назад +8

    Thank you so much sir
    I’m having my mock in a week and O/L in 4 months time I was wondering and scared what to do cos I’m struggling a lot in CS
    Ur video is so helpful and the way to teach sir is great and well understandable.

    • @hannahh8564
      @hannahh8564 Год назад

      What did you end up getting?

  • @darlinggdita
    @darlinggdita Год назад +1

    omg tysm for this- i couldn't find anything for the new syllabus you're a livesaver

  • @JustinWyllie
    @JustinWyllie Год назад

    Excellent. Explains two's complement really well. Will buy slides.

  • @MHassanSiddiqui-zn4qf
    @MHassanSiddiqui-zn4qf 3 месяца назад +2

    have paper of o levels computer science in three months. Never fully understood this chapter as my tutor wasn't much good, but this channel was immensely helpful

    • @xif7m
      @xif7m 3 месяца назад

      Do u recommend me to choose computer science as an ol ?

    • @muhammadhuzaifa3189
      @muhammadhuzaifa3189 Месяц назад

      ​@xif7m depend on what field you will be going and on your interests.

  • @FlashSamy-d8b
    @FlashSamy-d8b Год назад +1

    It is an amazing channel to learn computer science for o level.
    No one explains like you. Thank you for devoting your time for the video
    Best channel

  • @randombrowngirl7534
    @randombrowngirl7534 Месяц назад

    Recently started Computer Science in A levels even though I didn't do it in igcse, this video has helped greatly to understand new concepts❤

  • @BiologyExpert-ix1ph
    @BiologyExpert-ix1ph 8 месяцев назад +2

    I LOVE GAN GANG

    • @inferno267
      @inferno267 8 месяцев назад +1

      GAN GANG 4EVAH

    • @doomyyy2337
      @doomyyy2337 8 месяцев назад +1

      GAN GANG LETS GOOOOOOOO@@inferno267

  • @ath0ul677
    @ath0ul677 Год назад +4

    got my exam in 2 days Thank you so much for this playlist

  • @juicythegamer8480
    @juicythegamer8480 2 месяца назад +2

    My exam is in 61 days.....I just discovered your channel and I believe you can help me clutch bro.

  • @Orianecelly
    @Orianecelly 2 месяца назад +2

    I watched this guy CS vids a week straight without studying or anything, not even attending school properly and I passed CS
    Thank you!!!

    • @Hiphop602y
      @Hiphop602y 2 месяца назад +1

      what grade did u get??

    • @Orianecelly
      @Orianecelly Месяц назад

      @@Hiphop602y C but I'm satisfied 👍 we only had CS classes twice a week for 6 months, I'm surprised I even got a C😂 I was expecting ungraded because I skipped through like 2/3 of the paper 🙈

  • @CreativeArk999
    @CreativeArk999 4 месяца назад

    Huge respect to u mate.
    Made an hour long video just so it can help others. 💗

  • @Hatsumi_kazuno
    @Hatsumi_kazuno Год назад +2

    Thank u so much, i really appreciate ur time and effort, it really helped me out

  • @shreynikchheda2860
    @shreynikchheda2860 Год назад +3

    Thank you so much sir for the playlist it is really helpful 🙌

  • @SaiFuuxCricket
    @SaiFuuxCricket 11 месяцев назад +3

    Got A* Last Time Because Of You Now Its My Paper Again Watching You Again Hoping To Get A*,LOL

  • @sethkhokhar
    @sethkhokhar Год назад +1

    goooood moooooorring mr James

  • @Abeeha.F.
    @Abeeha.F. 2 месяца назад

    Bro you are a lifesaver THANKYOU SOOOO MUCH ❤❤❤

  • @dotmatrix2497
    @dotmatrix2497 2 года назад +1

    Excellent work. Keep it up.

  • @khnsanoman8934
    @khnsanoman8934 2 года назад +1

    tysmmmmmmm. I was scared I would fail in cs exam I'm in 9th grade and cs is entirely new to me. we didn't get a nice teacher she would keep on reading the txt from the book and don't explain properly. this video has helped a lot

    • @ancarnation7713
      @ancarnation7713 3 месяца назад

      Lol we have good teacher but still I was so close to fail but I dint offcourse

  • @minecraftsteve.5911
    @minecraftsteve.5911 Год назад

    got my exam tomorrow this is helping me so much! thanks!

  • @Itsme_Rehma
    @Itsme_Rehma 6 дней назад

    man u are too good..... like it i have recommended it to all my friends ;)

  • @mente4290
    @mente4290 10 месяцев назад

    you my friend deserve a like. I have subscribed to you. Thank you for the video.

  • @cxza4901
    @cxza4901 Год назад +2

    Thank you very much for this helpful video. I would like to point one small mistake though, in minute 16:08 the conversion to hex is done incorrectly;)

    • @jamesganleongyi
      @jamesganleongyi  Год назад +1

      Hey cxy, thanks for the info. I didn’t intend to convert them, they are displayed just as examples. 😉 how they are represented in Denary/Hex!

  • @nitnac2005
    @nitnac2005 Год назад

    Thank you so much for this, you are a absolute legend

  • @RenDonut_glazed
    @RenDonut_glazed 9 месяцев назад +1

    Hey! I just wanna say THANK YOU. like seriously. I did my O levels this Oct/Nov, and your videos were what got me through the exam alright. Im still waiting for results (I'm hoping for an A* cause the papers were easy) so lets see I guess
    Update - got results! It was an A (87)😁😁

  • @0ice674
    @0ice674 Год назад +1

    watching this entire playlist before my exam which is in 14 hours 🙏🙏🙏

  • @artisticfantasy9296
    @artisticfantasy9296 Год назад

    Really awesome explanation ... It is easy to understand ... James!

  • @shbyqtr
    @shbyqtr 11 месяцев назад

    Bro thank you so much this is going to help me pass my end of unit 1 test tomorrow appreciate it bro

  • @holymaged7544
    @holymaged7544 8 месяцев назад

    I really thank you for your videos! They are efficient and fantastic!
    I wanted to know in the 2023-2035 syllabus are we allowed to use calculators for converting?

  • @mhassan2207
    @mhassan2207 Год назад +1

    you are literal G, my school teacher is literally crap

  • @chanchan-hn1tf
    @chanchan-hn1tf Год назад +1

    I have to sit for the exam cs chapter 1.This is very useful for me.Btw
    Your are the Best teacher i have ever seen.

  • @bijalb76
    @bijalb76 Год назад

    Very helpful.. Please make videos for A level computer science also

  • @sarcasmisreal5550
    @sarcasmisreal5550 Год назад

    you're a legend , thanks a lot for this

  • @tyozz_gaming4563
    @tyozz_gaming4563 10 месяцев назад

    Thanks sir, your videos are very helpful for me❤

  • @gargar7320
    @gargar7320 Год назад +3

    49:34 are we gonna be doing these calculations during the exam? Because we are not allowed a calculator right 😅

    • @fatimaasad9918
      @fatimaasad9918 Год назад

      we r allowed to bring our calculator I mn yeah that's wt ik

    • @bxohussein3527
      @bxohussein3527 Год назад

      they will be way simpler

    • @ahmedessam9440
      @ahmedessam9440 Год назад

      your not allowed to take a calculator i recommend just showing the working with out finiding the final answer if the question is hard since it will take a large amount of time

  • @kimeunrae6978
    @kimeunrae6978 Год назад +1

    I'm going to choose CS for IGCSE next year (sept2023) Can we like choose both? ICT and CS?

    • @ahmedessam9440
      @ahmedessam9440 Год назад +1

      depends on your school some schools allow comp and ict while others only allow ict or comp sci if you would like to learn programming cs is your choice other wise ict is the way to got and btw comp sci is one of the hardest igcse subjects so if you dont intend to take in in As levels dont choose comp sci

  • @reema6389
    @reema6389 Год назад

    bro is a great saviour you earn a sub dude

  • @harismalik2256
    @harismalik2256 Год назад

    very good and informative video it really helped me

  • @iamfree613
    @iamfree613 10 месяцев назад

    thanks for ur informative vids

  • @mayamanivannan8591
    @mayamanivannan8591 7 месяцев назад

    Hi, I just have one question. For calculating file size, do u have any tips on how to calculate accurately since we can't use a calculator?

  • @nitnac2005
    @nitnac2005 Год назад

    at 52:04, why are we dividing by 8? what if the question required the answer in kibibyte?

  • @saprin4179
    @saprin4179 Год назад

    you are a literal king 👑

  • @moekhinmarlayonlineclass
    @moekhinmarlayonlineclass Год назад

    Thank you so much

  • @FatimaAsif-qy6mn
    @FatimaAsif-qy6mn 10 месяцев назад

    Sir, while converting denary to binary the ans in the vid came 100111 but its of 6 bits, dont we add 2 more bits of 0 on the right to make it 8 bits?

  • @mmustafaw
    @mmustafaw Год назад

    i love u man. this is unreal

  • @JustinWyllie-g7k
    @JustinWyllie-g7k Год назад +1

    @James Gan - the sound level is too low

  • @stonedrock180
    @stonedrock180 Год назад

    thankyou so much, you are a lifesaver sir

  • @rahuldharsandiya4077
    @rahuldharsandiya4077 Год назад

    Thankyou sir for your videos, because of your help i got great marks in cs😊

  • @sketchystoryy
    @sketchystoryy Год назад

    Hi, 13:17 you divided 2004 by 16 then how did u get 4 as the remainder?

  • @MuhammadUsman-ei4wi
    @MuhammadUsman-ei4wi Год назад

    Hugeeee respect for u man 🙏🏻🙏🏻🙏🏻❤️

  • @mohinurnazarova2757
    @mohinurnazarova2757 Год назад

    You save my life

  • @ali_mahmoud50
    @ali_mahmoud50 2 года назад

    Brilliant 👌

  • @shahabwahab9538
    @shahabwahab9538 Год назад

    Love you Sir❤

  • @irfanali-mf7ve
    @irfanali-mf7ve 3 месяца назад

    16:04
    The IP address “In hexadecimal” is stated as : 77.76.9e.01, but we can’t have a digit greater than 16 in hexadecimal so how do we have 77 and 76 in the address shouldn’t they be written as 4D and 4C?

    • @rafayplayz2682
      @rafayplayz2682 23 дня назад +1

      It is maybe IP V-4 address,it is written in denary the updated IP V-6 address is in hexadecimal.

  • @Irtixxa
    @Irtixxa 10 месяцев назад

    Thank you Soo much, you really helped me a lot ❤❤

  • @kirshankumartarwani2350
    @kirshankumartarwani2350 Год назад

    It was really helpful video so thanks so much for uploading video♣️

  • @strivingtobeagoodperson
    @strivingtobeagoodperson Год назад

    Hi brother james,
    I have a question mate
    I am starting my studies again from o levels along with my job and i have choosen computer science as my 5th subject
    Would u suggest me to prepare from your igcse computer science playlist to prepare for my o levels examination? If not then can u give me some suggestions please !

    • @jamesganleongyi
      @jamesganleongyi  Год назад +1

      Hey! I am not too sure about O Level. Perhaps you can relate what you have in your textbook and my content. If they match each other then you may revise using my video :) cheers!

  • @BSK2501
    @BSK2501 Год назад

    THANKS ALOT

  • @user-vn1sr4tn1u
    @user-vn1sr4tn1u Год назад

    is this the cambridge or edexcel specification?

  • @Henryu.
    @Henryu. Год назад

    thank you so much for making these videos, I would've failed my exam if it wasn't for you

  • @chemistnyombolo3212
    @chemistnyombolo3212 Год назад

    Kindly make a lesson on c++ for beginners

  • @DoaaAmin-pz2pi
    @DoaaAmin-pz2pi 5 месяцев назад

    Is that the curriculum for primary schools?

  • @CagedCube
    @CagedCube Год назад +1

    going to use this to go from a D in yr 10 to an A* in yr11 inshallah. PseudoCode is my weak point can anyone tell me how i can improve

  • @ruthfatima8709
    @ruthfatima8709 Год назад

    thank you sm

  • @txbi9347
    @txbi9347 Год назад

    tysm bro it helped me alot

  • @money_time247
    @money_time247 7 месяцев назад

    Your my hero

  • @mibs_99
    @mibs_99 Год назад

    thanks allot helped allot

  • @AWAKENEDTURTLE
    @AWAKENEDTURTLE 4 месяца назад

    You missed the RLE images compression but anyway I love your videos as I can easily title you the greatest teacher

  • @chuumyatsandymin4186
    @chuumyatsandymin4186 Год назад

    What textbook are you using?

  • @DavidOkoroSMMA
    @DavidOkoroSMMA Год назад

    is it only a that is 10 or all the letters in the hexagonal values

  • @roneetmehta1040
    @roneetmehta1040 6 месяцев назад

    ily

  • @MuhammadUsman-ei4wi
    @MuhammadUsman-ei4wi Год назад

    This series is for subject code 0478 computer science?

  • @serpentsm8443
    @serpentsm8443 Год назад

    Plz make video on logic gates chapter

  • @zackusuff7009
    @zackusuff7009 Год назад

    hey! can this video be used for beginners?

  • @oh--sry.444
    @oh--sry.444 Месяц назад

    Amaaaaaaaaazzzzzzzzzzzzzinnnnnnnnnnnnnngggggggggggggggggggggg........it made cs soooo easy for meeehhhhh...btw can I have the pdf o slides u used

  • @isaqureshi6995
    @isaqureshi6995 Год назад

    are you teaching edexcel igcse or cambridge igcse?

  • @musheezaliaqat8295
    @musheezaliaqat8295 Год назад

    can someone please tell me the lectures for a levels?

  • @gazey
    @gazey Год назад

    Can I use this for my igcse this may?

  • @Smartknight29
    @Smartknight29 Год назад

    ANYONE MAY ANSWER :
    Can we convert hexadecimal to binary and binary to denery instead of having to use the lcm method and same for the other case like denery to binary and binary to hexa decimal i feel like that may be easier. if not allowed plz do mention

    • @smqieh
      @smqieh Год назад

      Yes, both can work and both give you the correct answer. The difference is that, for example, learning how to convert Hexadecimal to Binary, instead of Hexadecimal to Denary then into Binary is that it just saves you time in the exam and time is very important when you are doing the exam.

    • @Smartknight29
      @Smartknight29 Год назад

      @@smqieh so like they wont cut the marks or anything right?

    • @ahmedessam9440
      @ahmedessam9440 Год назад

      @@Smartknight29 might cut the working marks but you will still get the mark for the final aswer

  • @gfraheemplayz2892
    @gfraheemplayz2892 5 месяцев назад +1

    Who has an exam tommorow 😂 cs p1 2024 mayjune

  • @vienna_smith
    @vienna_smith Год назад

    Can you also do a level plzzzzzzz

  • @Joodh_YT
    @Joodh_YT 7 месяцев назад

    HOW COULD U SAY FORKNITE 😭💀. BUT TYSM FOR MAKING THE VIDEO!! VERY HELPFULL 🙏🙏🙏

  • @Itsme_Rehma
    @Itsme_Rehma 6 дней назад

    damn!

  • @spqcetime
    @spqcetime 9 месяцев назад

    39:52

  • @tar_strangedanger014
    @tar_strangedanger014 Год назад +1

    Thanks aloottttttt bro u are actually a life saver thanks again make on psuedocode too plz

  • @TOMMY_QIU
    @TOMMY_QIU 3 месяца назад

    老师是华人吗

  • @francesdarko2200
    @francesdarko2200 Год назад +1

    Your microphone volume is low