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How Does Computer Scanning Work What Is Scanner In Urdu


Computer Scanner Details In Urdu/Hindi


Scanner Technology Explained



Computer ki duniya mein inqilab aane kay baad bohat saray kaam aasan ho gaye hain agar koi insan computer mein mojood kisi document ya letter ki hard copy nikalna chahta hai to wo ye kaam printer kay zariye kar sakta hai. Computer ne aaj ki zindagi ko bohat fast kar diya hai ghar sey door baithe hue log apne pyaron ko online money transfer kar sakte hain agar aap ko cash ki zaroorat hai aur jis bank mein aap ka account hai wo bank aap ke nazdeek nahi hai to aap kisi dusry bank sey bhi Credit Card kay zariye apne account cash nikalwa sakte hain. Ye sab kuch computer ki wajah sey mumkin ho paya hai is waqt puri dunya ek global village ban chuki hai log asani sey Internet par Web Browser use karte hue kisi cheez ki bhi malomat Google par ja kar le sakte hain.



Computing mein image scanner ek aisi device hoti hai jis mein koi bhi hard copy soft copy mein tabdeel karne ko image scanning kehty hain agar aap kay pass ki newspaper ya magazine ya kisi bhi paper document ki hard copy majood hai to aap Scanner kay zariye hard copy ko soft copy mein change kar skte hain. Computer kay sath lagay hue scanner mein jab koi image scanner kay andar rakha jata hai to scanner signals ko digital image mein transfer kar deta hai. Ye image edit bhi kiya ja sakta hai rotate bhi kiya ja sakta hai effects bhi lagaye ja sakte hain aur baad mein isay again hard copy banane kay liye print bhi kiya ja sakta hai.

Tamam scanners kay mukhtalif parts hote hain jinki madad sey kisi bhi object ki picture li ja sakti hai. Scanners mein Contact Image Sensor parts object sey light leta hai aur isay digital signal mein change kar deta hai. Phir ye digital signal computer memory mein transfer kiye jate hain ya phir scanner ka processor isay read karta hai. Scanning karne kay baad softwares kay zariye isay JPEG, JPG aur PNG mein badal diya jata hai. Agar kisi image mein koi writing hai to isay bhi ASCII code aur OCR program kay zariye hasil kiya ja sakta hai.

Scanner Types

1. Desktop Scanner
2. Hand Scanner
3. Rotary Scanner


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