What is DFD? full Explanation | Software Engineering 

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aapke video hi dekhta hu exams se ek din pehle aur pass ho jata hu thanks for making me understand this topic.

Information may not flow directly from a data store to an external entity, nor may it flow from an external entity directly to a data store. This communication and receipt of information stored in the system always takes place via a process and external entities can't interact each other directly.

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Thanku sir u explain topics in easy way

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Well and easy explanation thank you sir ❤ love from nepal 🇳🇵 ❤

Thank you so much. Agr aap apne notes ke pdf bhi saath hi provide kroge to bhut jyada achaa hogaa. And once again thank-you so much

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Nice sir

Please provide dpf also of full course

Bhiya dfd and er diagram system me kaise design hota esper video bana dijiye

Sir, Data can't Directly flow from Librarian to Student in 1st level DFD.

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Thank you so much sir for this amazing video 🙂.its very informative.

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Shukriya Sir ji 🙏🏼

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Nice

6:15 hi important h

Sir please upload the video of functional and nom functional requirement

external entity data base ko access kaise kar sakta hai , isme(8:24) 1 level dfd k example me aap access karwa rahe hai?

Thank you sir

thanks for study❤❤❤😊

your 1 level dfd is wrong we can't connect two external entity directly and data store can't connect to external entity directly.

Thanks for the video bro

Please upload pdf file of lectures

helpful video

Sir external entity to entity data share nhi hota

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Good

MashAllah carry on

Thanks bhai

Very nice vidoe but sirr pen ko enna kass te kyu hai 🤣🤣🤣

Awesome lectures

aapne kaha process se output ya to doosri procees me jaega ya data store ka to aapke 0 level library mgmt dfd me process ka output entity me kaise gaya

I am watching before 4 hours ago of exam😅😅😅

Entity to entity direct kise connect ho sekta hai?? Bich me koi process to hona chahiye. Jai librarian book issue kare ga wo direct student se kaise connect ho sekta hai?

Sir what is context diagram...???

Homework milgya😢😢

in 1 level dfd there must minimum 3 process and maximum must be 7.

thank you so much sir

2:48 wrong info.

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Mobile application development par full course ka bana dijiye sir

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10:16 sir direct Data flow kaise ho gya student se librarian

Sir please explain data dictionary

Thank you sir 🥰

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Legends are watching one night before exam 😂

Wow ❤

Thanks Sir!

sir mara ak question ha ap na bola tha ka external entity ko output ya tou data store sa mila ga ya process sa but external entity sa output external entity ko jaa raha ha aur sir jes block ma boo not available likha ha wo b external entity ha sir kuch clear nae hua...??????

Thank You Sir ❤️

Give notes please

nice video

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Sir pdf mil skte kya plz.

sir maine ek project bnaya hai employee management system but wo kewl hr based i mean admin bassed

Dai 1 level dfd mistake ha Entity to entity Nahi Hoga ???

Can you please share your written notes for software engineering

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Data mining class please

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How can I download your written notes of software engineering, itsvery urgent for me

tell me what is external entity is ?

External entity kya hai

sir please upload pdf file of lectures

didn't you provide notes?

Sir second level or third level ka banao na

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sir dfd mai or bhi levels hai

🎉

❤

Wrong example of 1st level dfd

Sir, advantage or disadvantage paper me likhni jruri h??

Where is dfd types?

Sir mujha sru sa apke video cheya

Draw a flow diagram to accept the number of units and calculate the value accordingly Base price 30 0-50 rs 4 per unit 51-100 rs 5 per unit 101-200 rs 6 per unit 200 above 7 per unit