MS-DOS/Command Prompt-Tutorial, Versions, History | Disk Operating System | Arora Educator | 

👇👇Important Computer Videos (Topic Wise) Link 👇👇 ►Computer "MS Word" Videos/Playlist ru-vid.com/group/PLspGXahxbrNyJbz4W9NH4GRoNK1C87J-b ►Computer "MS Excel" Videos/Playlist ru-vid.com/group/PLspGXahxbrNxW3FjLPhai_PK9rei4b-ip ►Computer "MS PowerPoint" Videos/Playlist ru-vid.com/group/PLspGXahxbrNx3-fbOvTjMcz7RecTuYzx4 ►Computer "Operating System" Videos/Playlist ru-vid.com/group/PLspGXahxbrNz0Cz2_X9UZKNIPmz-pCelz ►Computer "Software" Videos/Playlist ru-vid.com/group/PLspGXahxbrNwQYdaoy04UDhiqEE6dUwYx ►Computer "Memory (Primary + Secondary)” Videos/Playlist ru-vid.com/group/PLspGXahxbrNypsfGs-7bbsV9qluRVeYj9 ►Computer "Database" Videos/Playlist ru-vid.com/group/PLspGXahxbrNwuF-MRq0JYSRhTZ2St0msQ ►Computer "Networking OSI Model" Videos/Playlist ru-vid.com/group/PLspGXahxbrNzu9wkgUeQtkSOTxHwE-ii3 ►Computer "Founders" Videos/Playlist ru-vid.com/group/PLspGXahxbrNwsP2a2hFquzCadaQr_PJwy ►Computer "Virus & Malware" Videos/Playlist ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-9SLWMpObxUM.html ►Computer "Number System Conversion" Videos/Playlist ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-yUB4i5hxfFw.html ►Computer "Programming Language" Videos/Playlist ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-vu3S7JDe6_0.html ► Computer "Internet & E-Mail" Videos/Playlist ru-vid.com/group/PLspGXahxbrNzzrNwEPSFT9SBXOtwssa4o ►HTML Complete Concept Based Video ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-ZwdrvBzwXRI.html ►HTML Questions/ MCQ’s Based Video ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-vD2D4SdXdMs.html ►CSS (Cascading Style Sheet) Concept & Questions/MCQ’s ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-TlMGQDYzmXE.html ►IP Address & MAC Address Complete Concept & Difference ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-wvthNuQQpLs.html ►IP Address & MAC Address Questions/MCQ’s ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-GMEW80DrxFA.html ►Types of Networks (LAN, MAN, WAN, SAN, CAN) - Concept/MCQ’s ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-RMQkd8y-PoA.html ►Network Devices (Hub, Repeater, Switch, Bridge, Router, Gateway, Modem) ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-FinhJbMC3eo.html ►Network Devices Based Questions/MCQ ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-Hl4DiJBOWCc.html ►Network Topology Concept ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-sYqShvwC-OU.html ►Network Topology Questions ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-zhWykWRXuvY.html ►Computer History (Part-1) ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-W5JM7FntM94.html ►Computer History (Part-2) ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-KlkTUNTYcoc.html ►Programming Language & Its Types (Part-1) ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-f6G8z8bWFb8.html ►Programming Language & Its Types (Part-2) ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-Q2pJ0hKRuUI.html ►Java Programming Language ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-NGDQUB7bcgg.html ►C++ Programming Language ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-i9Mdm3wNuRw.html ►C Programming Language ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-dhEibs6Oia8.html ►Printer & Plotter (Concept & Questions) ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-HMXxBduUJcc.html ►Android Operating System ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-MnjXBYxxuek.html ►Windows Operating System ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-75KnJGC5NJA.html ►Unix/Linux Operating System ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE--A6E9hcvNwE.html ►MS DOS Complete Video ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-rh1MQv7h7t0.html

Since 1.5 month I have been watching your videos and to be honest I have seen a alot improvement in computer section. Thank you so much sir I am truly grateful to you😊.

I found this video relevant after searching tons of videos on DOS. Thank you

Ma exam ka aak raat phala sir ke video dhak kar giya ...... And got 70% marks ...... 😊😊😊 .... Happyness 💯

Best educator for computer...👍

ap oraly bta rae o esko practical kr ke btaty toh asha rhta Sir

Super se v... Upar... Sir... ❤❤

Super se bhi uper sir ka knowledge 👍👍🙂🙂

Sir, external command ko use krke explain kriye

Sir लाजबाब class थी ❤️❤️❤️❤️❤️❤️❤️❤️ ❤️❤️❤️❤️❤️❤️❤️😘😘😘

Awesome session sir thank you sir ❤️🔥🔥❤️🙏👍👍🙏👍👍🙏👍👍🙏👍👍

Sir ji mujhe maja a rha paday karne me aap ki class leta hu to veri heppy Ho jata hu

Well designed and represented... Thanks sir

Wowww it's wonderful explanation sir 🙏🏻🙏🏻🙏🏻

THANK YOU SACHIN SIR 🙏

Superb session ...thank u s0 much sir

Thanku sir for the best content

Done,Thank You Very much Sir.

Best explanation

Sir 1st AP he ke video mile ist click ma aur Kiya Samjiya ha app na guru g magha AAA giya.

Very useful lecture ...thanku

Thank you sir

Must sir

Thanks bro for making this video, please put more detail

Sir for rrb clerk exam is this video helpful ? means can they ask deeply

Good job sir

thank you sir well explained

Nice video sir

ok samaj gaya

Nice

Nice sir

Thank you sir 🙏🙏🙏

Really like .......

Sir plz make video on geo fencing, gps , cyber laws Plz plz plz .....it's a humble request....our exam is on 21 april

thanq sir

Sir plz make video on digital electronics also

Thankuu sir jii

Moj kar di sir ji

Done

* is used for multiple character and ? is used for single chara cter

I confused in wildcard that * used for multiple char and ? For single, isn't it?

DONE SIR AND 🙏🏾 Sir

Sir wildcards ak baar check krlo.. Asterick is for any no. Of characyer where ? Is for single character.. Plz reply if iam wrong.. and correct me with explanation..

mai bhi join kr sakta hu kl se

Tq sir

Oil clerk cum computer operator k liye which folder of ur playlist will be helpful??

yeh session v swaha

sir aage jo v hp joa k exam aayenge un k liye aap ki classes enough hain ya joa it 817 ka exam jo aaya tha vesi prepration krni pdegi.......plzzz reply

chenl 1st march tk bhi mil gya hota to paper or acha jata

بہت افسوس ہے کہ لوگ لیک کیو نہیں کرتے

Sir pdf bhi provide kriye

Hard-disk was discovered before floppy disk so why was DOS stored in floppy disk

Sir pdf notes mil jaiga please

Where can I get the pdf??

hiii sir

🙏🙏🙏🙏🙏

JOA IT 939 m MS DOS ke question aaenge ya ni sir???

Sir pdf notes de dijia please

Hello sir

Giod

Sir rrb po ke liye kya kya pdhe

vidhan sing rajput ki tarf se ram ram

Ms office

THANK YOU SACHIN SIR 🙏

Thank you sir

Thank you so much sir

Thank you sir

Thank you sir

Thank you sir 🙏🙏

Thanks sir

Thanks sir jii

Thanks sir 🙏

Thank u sir