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Mobile Phone -এর কোনটি input device নয়?

Mobile Phone -এর কোনটি input device নয়? Correct Answer Power Supply

মোবাইল ফোনে ডাটা ইনপুটের জন্য keypad , touch, screen, camera, microphone ইত্যাদি input device ব্যবহৃত হয়। অপরদিকে Power supply হলো কোনো বিদ্যুৎচালিত যন্ত্রে বিদ্যুৎশক্তি যোগাদাতা। এর সাহায্যে কোনো data input করা যায় না।

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