keyboard me kitne types ki keys hoti hai?

Keyboard में कितने प्रकार की keys होती है ?

Aaj ke  compition yug me hr koi computer chalana janta hai.Aaj kisi bhi compition exam ki baat kro chahe I.A.S.,R.A.S,Bank-po,SSC,clerk etc sbhi me computer se related questions puche jate hai .aap me se bhi bhut se log en compition ki tyari kr rhe honge.

kya aap jante hai ki keyboard kya hota hai?kitne types ka hota hai?or es me kitne types ki keys hoti hai? Agr nhi jante hai to es post ko dhyan se pdo aapko en sbhi swalo ke jvab mil jaege or apki computer field me knowledge bhi bhdegi jo aapke kaam aaegi exam time me.

 

 

What is keyboard? keyboard क्या होता है ?

keyboard ek input device hota hai.jiski help se data ko computer me dalte hai. keyboard me bhut sare buttons kote hai jinko  keys kehte hai ,aplphabetical key,number key etc. jinko type kr ke data ko computer me enter krte hai.ye dekhne me typewriter jesa hota hai.wese to or bhi input device hote hai pr sb se important input device keyboard hota hai kyu ki eski help se computer ko control kiya jata hai.
keyboard ko primary input device bhi kehte hai kyu ki ye sb se important or flexible input device hota hai.
 

Keyboard ka invention kisne kiya? कीबोर्ड का आविष्कार किसने किया था ?

keyboard ka avishkaar Christopher latham sholes ne kiya tha.
 

Keyboard ka QWERTY format hi kyu? कीबोर्ड का QWERTY format ही क्यों?

 

Phele jb Christopher latham sholes ne keyboard bnaya tha to ABCDEF format me tha.pr es format ke keyboard se wo speed or service nhi mil pati thi.eslia baad me es me kafi changes hue or jo nya format samne aaya wo tha QWERTY format .es format ko bhi Christopher latham sholes ne hi bnaya tha.



aaj ke time me jo format use hota hai wo QWERTY format hi hai jo alag alag design me market me uplabd hai.en do format ke alawa keyboard ke format or bhi hote hai . total 6 format hote hai keyboard ke:-

  1. AZERTY
  2. QWERTY :sb se popular yhi format hai.
  3. DVORAK
  4. COLEMAK
  5. MALTRON
  6. JCUKEN
 

Types of keyboard?कीबोर्ड के प्रकार ?

 
keyboard 2 types ke hote hai:-

 

Design ke according Keyboard ke types:

design ke according keyboard 2 types ke hote hai.
1)Wired or normal keyboard:  ye taar wale keyboard hote hai jis me connection ke lia ek taar means wire ki jrurt hoti hai.
2) wireless keyboard:- en keyboard me taar ya wire ki jrurt nhi hoti hai.ye wire wale keyboard se expensive hote hai. enke ander ek battery hoti hai .enko connect krne ke lia ek USB receiver aata hai jo ek radio frequency receiver hota hai jo keyboard se milne wale signal ko computer tk bhejta hai.
                                     ye bhi do trah ke hote hai.
  a)PS2 type:- ye keyboard PS2 port se piche ki trf joda jata hai.ye keyboard desktop computer me use hote hai.laptop me nhi hote hai.
 
b) USB keyboard:- ye keyboard USB port se jode jate hai .enka use laptop me bhi kiya jata hai.
 
 
Work ke according keyboard ke types:-
 
1) Typing keyboard:-  ye normal typing keyboard hota hai jiski help se bus typing ki ja skti hai.
 
2) Multimedia keyboard:- es keyboard me typing keys ke sath sath or bhi  special keys hota hai jese volume key,play key ,pause,keys etc. eske alwa internet keys bhi hoti hai jese home key etc.
 

Keyboard kese kaam krta hai? कीबोर्ड केसे काम करता है ?

jesa ki mene apko upr btaya ki keyboard me bhut sari keys hoti hai. hr ek key  ek mechanical switch ya push button ka kaam krti  hai.jb kisi key ko hum press krte hai to uske niche ke electrical circuit se computer ko signal jata hai ki jis key ko press kiya gya hai use screen pr show kiya jae.computer ka CPU us character ko curser wali jgh pr show kr deta hai.
 

How many types of keys in keyboard?कीबोर्ड में कितने types की कीस होती है ?


keyboard keys ko 7 different parts me divide kr skte hai:-

  1. Alphanumeric keys
  2. Function keys
  3. Toogle keys/indicator keys
  4. Cursor control keys/navigation keys
  5. Modifier keys
  6. Numeric keypad
  7. Special keys
 

1)Alphanumeric keys:-es me alphabets (A-Z),Number(0-9),symbols(!, @, #, $, %, ^ ,&, *, =,+,-,(,)) hote hai. typing ka sara kaam enhi keys se hota hai.

 
2)Function keys:- ye keys keyboard ke sb se upr wale portion me hoti hai. F1 to F12 tk hoti hai .sbhi function ki ka kaam alag alag hota hai.

function keys ke bare me detail me janne ke lia yha click kre


3)Toogle keys/indicator keys:- keyboard me 3 types ki toogle keys hoti hai –

 
    ek  hi key do trah ke kaam krti hai ,aesi keys ko toogle key kehte hai.
 
➤ Num lock key:- es key  ki indicator light on hai to eska mtlb ye hota hai ki keyboard ke numeric keypad on hai or hum us ka use krke numbers computer screen pr show kr skte hai.or agr es key ka indicator off hai to eska mtlb hai ki ye key off hai hum numeric keypad ka use nhi kr skte hai.

➤ Capslock key :-es key  ka indicator light on hai to eska mtlb hai ki ab jo bhi letters type kiye jaenge wo upper case me honge jese ABCDEF,or agr capslock ka indicator off hai to eska mtlb hai kiye key off hai or ab jo letters type honge wo lower case me honge jese abcdef.

Scroll key:-es key  ka indicator scrolling ke bare me jankari deta hai.
 

4)Cursor control/navigation keys:- en keys ka use cursor ko screen pr edher udher krne ka hota hai.en keys ki help se cursor ko screen pr left ,right,up,down khi bhi le ja skte hai .

➝Enter key:- enter key ko return key bhi kehte hai.eske do use hote hai. first,ese press krne se cursor next line me aa jata hai.ye ok button jesa kaam kerti hai.second,es key ko press krne se kisi command ya operation se execute ho skte hai .mostly keyboard me ye key do jgh hoti hai.


⟶Tab key:- es key ki help se new paragraph start kr skte hai.kisi menu me tab key ki help se ek option se dusre option pr ja skte hai bina mouse ki help ke.

⟶BackSpace key:- ye key press kr ke kisi word ke left side likhe letters ko delete kr skte hai.

⟶Delete key:-es key ko press kr ke kisi word ke right side me likhe letters ko delete kr skte hai.kisi select kiye hue files,folder ko delete krne ke kaam bhi aata hai.

⟶Pageup key:-es key ki keyboard me short form me likhi hoti hai -PgUp. es key ki help se kisi page ya document me upr ki sise ja skte hai.

⟶Pagedown key:-ye key bhi kuch keyboard me PgDn short form me likhi hoti hai.es key ki help se kisi page ya document me niche ki trf ja skte hai.

⟶Home key:- es key ke help se kisi document ke ek dm starting line pr aa skte hai.

⟶End key:-ye key home key ke opposite work krti hai.eski help se kisi document ke ek dm last line pe aa skte hai.


⟶Insert key:-es key ka use insert mode ko on off kene ke lia kete hai.

 
5)Modifier keys:- Alt,Ctrl or Shift keys ko Modifier keys kehte hai,kyu ki enka use akele nhi kr skte hai enko kisi dusri keys ke sath press kr ke hi enka use kr skte hai.
 tino keys ka use shortcut bnanne me kiya jata hai.jese 

Shift key ke sath koi letter press krne pr wo upper case me type hota hai.alphabetical keys me ,jo number keys ke upr symbols hai uneh type kene ke lia shift or number ko sath press kre to kewal symbol type ho jaega .
esi prakaar crtl key (control key),or Alt key (Alter key ) se bhi bhut sare short cut bnae jate hai.
 
6)Numeric keypad:- Numeric keypad ,keyboard ke right side me hota hai,wese to numeric value keyboard me alphabets ke upr bhi hoti hai pr right side me ek jgh hone se work fast ho jata hai. en keys me 1to 9 numbers ke sath division,multiplication,substraction,addition ke sign bhi hote .en ka use tbhi kiya ja skta hai jb Numlock key on ho wrna ye keys kaam nhi kregi.

Bank me apne wha bethe logo ko esi numeric keypad ka use krte dekh hoga wo kitni fastly enki help se computer me munbers enter kr dete hai.

7)Special keys:- kuch or bhi Special keys keyboard me hoti hai jo typing me kaam aati hai.


  • Esc key:- eska pura naam Escape kay hai.eska kaam present me chal rhe kisi task ko cancel krna hota hai.
  • Space key:- yr keyboard me sb se bdi key hoti hai.eska kaam cursor ko ek space aage krna hota hai .ye do words me space bnati hai.
  • Window logo key:- es key ko press kr ke start menu ko open kr skta hai.

 

 

 

Conclusion: Hmari es post ko pd ke apko ye jankari mili ke keyboar kya hota hai?keyboard kitne types ka hota hai?es me kitne types ki keys hoti hai? umeed hai ab apki keyboard ke bare me kafo knowledge increase ho gai hogi.apko hmari post kesi lagi plzz comment box me comment kr ke jrur btae or apne dosto ke sath jrue share kre.

keep reading my post .
thanks

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