Your OS and CN playlists were a lifesaver during my 6th semester! Achieved a GPA of 3.99 out of 4.00, thanks to your excellent teaching. You're a blessing, and I'm truly grateful.
Gate smashers is one of the favourite channel of almost all computer science students because quality content is presented to students in simple and easiest way & much much better than college and university professors in less time. This channel has grown faster because almost every student gives his/her blessings to Varun Sir. Shine more & keep growing because you have always been a saviour for us.
I've just noticed your caption in English is also accurate. It's very useful in making notes. I am very grateful to have found your channel it has helped me a lot in my MCS studies.
Ek genuine baat btata hu dosto ish subject ko halke me mt lena syllabus bht bada h iska ishbar wahi hua hmlog k thoery soch k chill the aaya thoery hi par jada chill hone k wjahe se parhe nhi the isilye btane agya taki aage kisi ko dikat na ho🙂
Congratulations Varun sir, I just watched that this video got 1M+ views, really thankful to you for helping me since 2nd year till 4th year of my college.
immense gratitude for you and your team Varun Sir. You taught and explained me the whole syllabus in 2 days easily where my College was unable to teach even one topic efficiently. You are one of the most important part of my career Varun sir. Love from bottom of my heart❤
Summary notes: Introduction to operating system and its functionalities. Operating system acts as an interface between user and hardware. Without it, accessing hardware would be complex. [00:00] Introduction to Operating System and its functionalities - Operating system is a system software that works as an interface between user and hardware. - Without an operating system, the user would have to write a program for each hardware device to access it. [02:28] Operating systems provide convenience to users - Writing individual programs for each device or task is complex - Operating systems act as an interface between users and hardware [04:53] Operating systems need high convenience and throughput - Windows acquired 95% market share due to convenience - Linux gaining popularity due to high throughput [07:18] Operating systems manage resources and processes - Resource management involves allocating hardware to users and managing system load - Process management involves managing the processes running on the system [09:53] Operating system manages CPU scheduling, storage, and memory - CPU scheduling algorithms are used to execute multiple processes efficiently - Storage management involves managing data storage in secondary devices like hard disk - Memory management deals with managing RAM [12:23] Operating systems manage RAM and swapping to execute processes efficiently. - RAM is limited and processes are executed first in RAM. - Swapping is the process of taking out a completed process from RAM and bringing in the next one. [14:27] Operating system provides security and privacy - Uses Kerberos security protocol to keep passwords secure - Provides security between processes to prevent interference or data change [16:54] Operating system works through system calls - System calls like read, open, write are used to access hardware - Applications like print command invoke system calls to interact with hardware
Completed DBMS totally from your videos Sir! And it was a great journey now I am capable of solving even advance MCQ questions on DBMS. Now I have started Operating System 🙇💖Thank you very much Sir for providing quality education
Varun sir, Thanks for your help. This really helped me in my boards. Specially your oral definitions. I exactly wrote them in exam and I am able to secure 94% in computer.
I really feel blessed that I found your channel.. It helped me in all the subjects .. You are great sir.. The way you explain things is superb and you are so energetic that we feel motivated to study more and more..
Amazing class ☺ I m electronic student but i dont know about basic knowledge of O. S but this class amazing and sir is very talented and well explain. Thank you sirji 😁😄😀
Sir ,I am very wondered to meet the desired way for learning I swear I had discussed with my seniors but everyone said don't go in that deep sir I am from Pakistan .May Allah bless you . You are totally wonderful . Thankyou sir for teaching in this way .
00:02 Operating system is a system software that works as an interface between user and hardware. 02:28 Operating system provides convenience to the user. 04:57 Window's acquired the whole market due to convenience 07:22 Operating system manages resources and storage 09:52 Operating system manages processes, CPU scheduling, storage, and memory 12:23 Operating systems manage storage and memory 14:31 Operating system provides security and privacy 17:04 Operating system works through system calls
00:02 Operating system is a system software that works as an interface between user and hardware. 02:28 Operating system provides convenience to the user. 04:57 Window's acquired the whole market due to convenience 07:22 Operating system manages resources and storage 09:52 Operating system manages processes, CPU scheduling, storage, and memory 12:23 Operating systems manage storage and memory 14:31 Operating system provides security and privacy 17:04 Operating system works through system calls Crafted by Merlin AI.
hyyyy etni achi information ma tu sun sun k darmiyan ma thak gae thi phir thora rest kiya phir dubara video complete ki............very informative video sir
I for this semester, referred your videos (3rd yr) and god , literally sir, you made it easy. While being worried about knowing nothing and watching your videos for few hrs the night before exam and reviewing it again mrng and say what? I learned the while syllabus without even knowing that I actually did it. Thank you so much sir. Wish I had people like you to teach us at college, ( due to COVID there isn't one good faculty to teach, the leftover staff just learnt at the moment just to teach some, no hate for them but still , teaching like you would have made our lives more better) Thank you!
I have completed database management system data structure and algorithm c programming microprocessor. I was so motivated to learn computer from you thank you so much
Thankyou for joining youtube as teaching profession because of you sir many misunderstanding goes away.The students who have the teacher like you can have amazing undersatnding. God bless you sir❤ God give you more knowledge about your profession
Thank u sir because of you i cleared computer networks in 4th sem in just 2 gap day I was really hopeless but your videos helped me out🙏🏻 Now again looking forward to operating system🙌🏻
نیت شوق بھر نہ جائے کہیں تو بھی دل سے اتر نہ جائے کہیں آج دیکھا ہے تجھ کو دیر کے بعد آج کا دن گزر نہ جائے کہیں نہ ملا کر اداس لوگوں سے حسن تیرا بکھر نہ جائے کہیں آرزو ہے کہ تو یہاں آئے اور پھر عمر بھر نہ جائے کہیں
best way to teach kash aap jaise techer college me hote but thanku sir for teaching us most respect to u hindi and english u both language use thats also awsome and explaination excellent
amazing concept i am new in your channel and also in computer science learning but after your lecture i am able to define operating system in detail and my concepts are clear now thanku for this amazing concepts
Bhaii yrr 10 videos dekhlo 20 20 mins ki fir b actual topic samajme nahi aata par apki ek 18min ki vid ne bhut kuch samjha diya thankyou so much bro and wese me kisi ki vids me comments karta nahi par apke isme sach me dil se kara also subscribe bhii
I completed whole playlist today for my campus placements. It took me 1 week to complete it. Thankyou so much sir for helping us with your lovely content ✌😊
can you tell me is it sufficient for placement preparation in os...i am in 4th semister..i think you are my senior ,if it is possible can you give me some tips like on which subject i have to focus more rather than other subject...i waste many time due to online classes , exam but due to offline classes getting started i want to do the productive work and want to know important subject for placement as other subject i only do for passing out my semester😂😂😂😂..
Your teaching method is so much practical & effective specially understandable 🔥🔥🙌TQ so much for providing this to us especially freely 🙏🙏with amazing teaching method
Hello Bhai ye Mera TH-cam channel hai plz subscribe Kar do aap request hai Aap se please 😊😊 th-cam.com/video/XJ7Yj8Xe69w/w-d-xo.html th-cam.com/video/XJ7Yj8Xe69w/w-d-xo.html
Thank u sir... Me o level kr rhi hu mujhe bahut achhe se samjh aya jo aapne samjhaya... Kal mera it tools & business system ka exam h. Thnks for gives a easy to understand
If you have less time to watch whole 90 videos, maine OS ke notes banae hai joki 110+ pages ke hai, agar aap paiso ki baat krna chahte hai reply this comment. Thank you this is best OS playlist.
Your OS and CN playlists were a lifesaver during my 6th semester! Achieved a GPA of 3.99 out of 4.00, thanks to your excellent teaching. You're a blessing, and I'm truly grateful.
Where are you from?
I am from India and our gpa is on scale of 10
@@sarjitkaur2205😂😂 pta kro bhai
from Bangladesh@@sarjitkaur2205
@@sarjitkaur2205 Different colleges have different systems bro
oh Really
Who is BCA student
Which year?
Which year?
Every damn peon in my college
❤
Bhai python notes hai kya
Legends are watching it one day before the exam.
Yeah have test tomorrow 😂
Me
practical tomorrow
22 ko mera exam h B.Com hons. Last year ka 😂😂
Yah befor my anual exam😜
Blessed to have teacher like you....huge respect sir....
invertian
Gate smashers is one of the favourite channel of almost all computer science students because quality content is presented to students in simple and easiest way & much much better than college and university professors in less time.
This channel has grown faster because almost every student gives his/her blessings to Varun Sir.
Shine more & keep growing because you have always been a saviour for us.
I've just noticed your caption in English is also accurate. It's very useful in making notes. I am very grateful to have found your channel it has helped me a lot in my MCS studies.
Who is watching in 2024📶
Mee❤
❤
Me🙋
🙋♀️
Me !
Ek genuine baat btata hu dosto ish subject ko halke me mt lena syllabus bht bada h iska ishbar wahi hua hmlog k thoery soch k chill the aaya thoery hi par jada chill hone k wjahe se parhe nhi the isilye btane agya taki aage kisi ko dikat na ho🙂
Congratulations Varun sir, I just watched that this video got 1M+ views, really thankful to you for helping me since 2nd year till 4th year of my college.
I've saved this playlist for days now and studied nothing, I'll try to study from today and be consistent!
immense gratitude for you and your team Varun Sir.
You taught and explained me the whole syllabus in 2 days easily where my College was unable to teach even one topic efficiently.
You are one of the most important part of my career Varun sir. Love from bottom of my heart❤
Summary notes:
Introduction to operating system and its functionalities. Operating system acts as an interface between user and hardware. Without it, accessing hardware would be complex.
[00:00] Introduction to Operating System and its functionalities
- Operating system is a system software that works as an interface between user and hardware.
- Without an operating system, the user would have to write a program for each hardware device to access it.
[02:28] Operating systems provide convenience to users
- Writing individual programs for each device or task is complex
- Operating systems act as an interface between users and hardware
[04:53] Operating systems need high convenience and throughput
- Windows acquired 95% market share due to convenience
- Linux gaining popularity due to high throughput
[07:18] Operating systems manage resources and processes
- Resource management involves allocating hardware to users and managing system load
- Process management involves managing the processes running on the system
[09:53] Operating system manages CPU scheduling, storage, and memory
- CPU scheduling algorithms are used to execute multiple processes efficiently
- Storage management involves managing data storage in secondary devices like hard disk
- Memory management deals with managing RAM
[12:23] Operating systems manage RAM and swapping to execute processes efficiently.
- RAM is limited and processes are executed first in RAM.
- Swapping is the process of taking out a completed process from RAM and bringing in the next one.
[14:27] Operating system provides security and privacy
- Uses Kerberos security protocol to keep passwords secure
- Provides security between processes to prevent interference or data change
[16:54] Operating system works through system calls
- System calls like read, open, write are used to access hardware
- Applications like print command invoke system calls to interact with hardware
Completed DBMS totally from your videos Sir! And it was a great journey now I am capable of solving even advance MCQ questions on DBMS. Now I have started Operating System 🙇💖Thank you very much Sir for providing quality education
Great bhai.... Btw tmne notes banaye the or bs sari videos dekh dali thi?
This channel deserves much more subscribers than the current amount 😊
SubCount = SubCount+1
Programmers be like: 😇
Mathematicians be like: 💀
@@abdullahshaikh828🤣🤣🤣🤣
Put that condition in an infinite while loop as well
Varun sir, Thanks for your help. This really helped me in my boards. Specially your oral definitions. I exactly wrote them in exam and I am able to secure 94% in computer.
th-cam.com/video/IIncBEvWc5M/w-d-xo.html
You are like a audio and video book for us 🙂
I really feel blessed that I found your channel.. It helped me in all the subjects .. You are great sir.. The way you explain things is superb and you are so energetic that we feel motivated to study more and more..
Which college you from ?
thank god he decided to teach on YT.....perfect explanation
This channel is my favourite , if i get any job in 4th year then all credit goes to this channel
It helped me to learn this entire topic just a night before exams
Me too haha
schime .....🙄
Me also
th-cam.com/video/FmrEitmrTPU/w-d-xo.html
th-cam.com/video/FmrEitmrTPU/w-d-xo.html
OMG...after watching complete video...I have just one word.. outstanding 🙌.. superb explanation....great!!
Excellent teaching methodology... mashaAllah.
Amazing class ☺
I m electronic student but i dont know about basic knowledge of O. S but this class amazing and sir is very talented and well explain. Thank you sirji 😁😄😀
Watching this just a few hours before my viva.
Indian teachers are the best when it comes to computers and mathematics.
Completed DBMS yesterday I learnt a lot and I am confident in it for my interviews started OS today .
Sir ,I am very wondered to meet the desired way for learning I swear I had discussed with my seniors but everyone said don't go in that deep sir I am from Pakistan .May Allah bless you .
You are totally wonderful .
Thankyou sir for teaching in this way .
I really pray to God that every student should get a great teacher like you. Thank you sir.
New semester start and am here with new course 😋
Same dude
Same bro 😊
00:02 Operating system is a system software that works as an interface between user and hardware.
02:28 Operating system provides convenience to the user.
04:57 Window's acquired the whole market due to convenience
07:22 Operating system manages resources and storage
09:52 Operating system manages processes, CPU scheduling, storage, and memory
12:23 Operating systems manage storage and memory
14:31 Operating system provides security and privacy
17:04 Operating system works through system calls
I have convinced all my classmates to watch all your videos....now all 5th sem CSE students of our college are ur students also 😀😀😀
@NS -study- yeah
Kabhi kabhi mere dil me ye khayal atta hai ki agar Sir you tube pe padhate nahi to mai semester pass kese hota?🤔
Teaching style is very good and easily understandable. Thanks Bro, Love from Pakistan.
Thanks Sir for teaching concepts in so much short time 👍👍
00:02 Operating system is a system software that works as an interface between user and hardware.
02:28 Operating system provides convenience to the user.
04:57 Window's acquired the whole market due to convenience
07:22 Operating system manages resources and storage
09:52 Operating system manages processes, CPU scheduling, storage, and memory
12:23 Operating systems manage storage and memory
14:31 Operating system provides security and privacy
17:04 Operating system works through system calls
Crafted by Merlin AI.
hyyyy etni achi information ma tu sun sun k darmiyan ma thak gae thi phir thora rest kiya phir dubara video complete ki............very informative video sir
Exam from 10:30am
Watching your videos from 7am
ye bhai wala kaam
I for this semester, referred your videos (3rd yr) and god , literally sir, you made it easy. While being worried about knowing nothing and watching your videos for few hrs the night before exam and reviewing it again mrng and say what? I learned the while syllabus without even knowing that I actually did it. Thank you so much sir. Wish I had people like you to teach us at college, ( due to COVID there isn't one good faculty to teach, the leftover staff just learnt at the moment just to teach some, no hate for them but still , teaching like you would have made our lives more better) Thank you!
Is there notes available in pdf format or we have to make it ourselves by watching the video ?
Do u have notes
Then please send me
Please help
@@mahisinha1655 mujhe bhi chahiye notes hogi to send karna
Hello ?
Sir You are very good teacher, ,,, admired on your teaching , Respect from south indian tamilianadu
Iam also
th-cam.com/channels/gMU8eYoArRvCT7FrB5vCVQ.html
:-) :-) :-) :-) :-) :-)
I have completed database management system data structure and algorithm c programming microprocessor. I was so motivated to learn computer from you thank you so much
sir aap itni achese parate ho ki meye ap hi ke vajase grade 3 me ache result laya you played a big role in my sucsses in computer you are great
Sir... my exam is after 3 days and I am not prepared well. Suddenly I found your channel and my concepts are totally cleared. Thank you so much 🙏🏻
Vikram university se ho kya
@@vandanalovevanshi7186 yess
Pass ho gayi paper Dena apna
Literally just amazing video👏
I have exams on the 28th, this is very helpful. Thank you friend
Thankyou for joining youtube as teaching profession because of you sir many misunderstanding goes away.The students who have the teacher like you can have amazing undersatnding.
God bless you sir❤
God give you more knowledge about your profession
Guru ji charan sparsh... Shuru k 5 min main hi sab samajh aagya
Sir aap bahut hi achha pdate h really nice video sir 👌 👌👌👌👌🙏🙏🙏🙏🙏🙏
One of the best teacher..... God bless you sir ....may you live long..and spread your knowledge always in easier way.. Love From Shimla...
Really lucky to crossed this channel on TH-cam. Not preparing for gate still your content helped me alot in os subject.
Thank-you sir.
th-cam.com/video/IIncBEvWc5M/w-d-xo.html
Thanks sir sir ap ka lec mujy boht asha lga jo mujy apni teacher sy nhi smj i thi 😂 wo yhn sy i boht ashy sy
Bhut achhi explains sir ji🙏🙏🙏
Very useful video best explanation
Very useful for student's examination Thanks sir
Keep posting best videos
SIr , i m a student who is looking to learn more computer basics i was able to understand even if i dont have much knowledge abt computer thanks a lot
Still the best lecture of OS in 2022....Loved it bro.
Apka kiya course hai
Tonight watched This playlist
Atlast i leaned about the operating system in easy way by you , thanks alot
Very easy way of teching, Amazing lecture. Thank you sir
Bhai ye mai hun aur ye aapka video hai and kal mera exam hai and is video ne meri bohot help ki hai😅
This is the best playlist of OS available on youtube 😍
you are right
O I was shocked 😮😮😮😦😦😧
dev pathak
You are a best teacher of computer
Apke video me 2× me dekh raha hun fir bhi samajh me aaraha hai
Thank you
thank you so much sir I m preparing for PGT computer science very helpful.
Assalam o Alaikum Wa Rahmatullahi Wa Barakatuhu...
Bestest explanation by the most Talented teacher .
Jazak Allah khaira sir
You are all-in-one sir! Can't thank you enough
Sir , ap bohoth awesome teach karte hai, ap ke jaaise padhane vale teacher nahi mela hum ku, Thank u so much for such a clear Crystal explanation
Ita acha smj aya pdh k b mza aya ❤️❤️
Thank u sir because of you i cleared computer networks in 4th sem in just 2 gap day
I was really hopeless but your videos helped me out🙏🏻
Now again looking forward to operating system🙌🏻
Sir your teaching skills are amazing.
Thanks for sharing ur knowledge with us 🥰🤗 and nice explanation 🥰🤗
نیت شوق بھر نہ جائے کہیں
تو بھی دل سے اتر نہ جائے کہیں
آج دیکھا ہے تجھ کو دیر کے بعد
آج کا دن گزر نہ جائے کہیں
نہ ملا کر اداس لوگوں سے
حسن تیرا بکھر نہ جائے کہیں
آرزو ہے کہ تو یہاں آئے
اور پھر عمر بھر نہ جائے کہیں
good intro of OS sir :)
Bohat Kuch Sikhny Ko Mila Very Weldone Bhai💓
best way to teach kash aap jaise techer college me hote but thanku sir for teaching us most respect to u hindi and english u both language use thats also awsome and explaination excellent
Thank You so much for your love and support. Bless you
thanku u much sir
th-cam.com/channels/gMU8eYoArRvCT7FrB5vCVQ.html
@sadhana Tiwari hello sadhana Didi ye Mera TH-cam channel hai plz subscribe Kar do aap request hai Aap se please 😊😊😊
@@bbbbb-fu9bu hello sadhana Didi ye Mera TH-cam channel hai plz subscribe Kar do aap request hai Aap se please 😊😊
Thanku so much sir....your lectures are very effective 🙏🙏
Very nice explain you it's very helpful thaks a lots of
amazing concept i am new in your channel and also in computer science learning but after your lecture i am able to define operating system in detail and my concepts are clear now
thanku for this amazing concepts
Bhaii yrr 10 videos dekhlo 20 20 mins ki fir b actual topic samajme nahi aata par apki ek 18min ki vid ne bhut kuch samjha diya thankyou so much bro and wese me kisi ki vids me comments karta nahi par apke isme sach me dil se kara also subscribe bhii
I completed whole playlist today for my campus placements. It took me 1 week to complete it. Thankyou so much sir for helping us with your lovely content ✌😊
how much time did you spent in one day for completing this?
@@varisha6758 3 to 4 hours each day
th-cam.com/video/IIncBEvWc5M/w-d-xo.html
for which campus
can you tell me is it sufficient for placement preparation in os...i am in 4th semister..i think you are my senior ,if it is possible can you give me some tips like on which subject i have to focus more rather than other subject...i waste many time due to online classes , exam but due to offline classes getting started i want to do the productive work and want to know important subject for placement as other subject i only do for passing out my semester😂😂😂😂..
Very good explanation sir... Actually i don't know Hindi but i understand your explanation... Great teacher you are...
Sir I don't know hindi please talk english
Your teaching method is so much practical & effective specially understandable 🔥🔥🙌TQ so much for providing this to us especially freely 🙏🙏with amazing teaching method
Sir, aaj se chaalu kar dii study...
Thank you very much... For this video.. 🥺
Sir g you are a legend you are a blessing and a hope for students ❤❤❤❤❤❤❤
Thank you so much sir...you are the world bestest teacher❤God bless you Ameen.
Thanku sir you made this topic very understandable and easy👍
Helped me a lot sir ❤️🙏🏼.. Your lectures is one of the best I've ever come across!! ❤️
According to your profile god will help you don't worry bro
Do u have notes
Then please send
thank you so much, sir. I wish I had come across your videos earlier at the beginning of my course. Thank you again, sir.
Hii
Thanks and great respect from Pakistan Sir .
Awesome Bro! You helped me alot in my studies.
Sir it is very helpful for me to revise my topics before my university exam.. thank u for this video. Please try to upload videos for DBMS
Your way of teaching is just Awesome , Respect and Love from Pakistan
Hello Bhai ye Mera TH-cam channel hai plz subscribe Kar do aap request hai Aap se please 😊😊
th-cam.com/video/XJ7Yj8Xe69w/w-d-xo.html
th-cam.com/video/XJ7Yj8Xe69w/w-d-xo.html
How calmly you teach a big topic just like it is nothing.....thanks sir...
Zbrdst......from Pakistan sir
Thank u sir... Me o level kr rhi hu mujhe bahut achhe se samjh aya jo aapne samjhaya... Kal mera it tools & business system ka exam h.
Thnks for gives a easy to understand
Sir are you from haryana...your voice is asome...it made me understand everything
th-cam.com/video/IIncBEvWc5M/w-d-xo.html
i am seeing this video cuz there is my viva half an hour later
🙄good video mam se jyada hi samajh aa gaya vaise
why you are westing time in comment
th-cam.com/video/IIncBEvWc5M/w-d-xo.html
thanks for this vedeo,,,very helpfull
If you have less time to watch whole 90 videos, maine OS ke notes banae hai joki 110+ pages ke hai, agar aap paiso ki baat krna chahte hai reply this comment. Thank you this is best OS playlist.
yess i want to buy this course jitne pese kaho gee ml jaye gein
excellent excellent excellent excellent excellent excellent excellent excellent excellent teacher you are ......
Thank You so much for your love and support. Bless you
Your lecture like is Oxford university teacher THANKS.
described in very simple and common way.....you are doing very good work...salute
Sire truly very well explained in layman;s language. Thank you sirji. Kind of you sir