নিচের কোনটি offline device?
Solution
Correct Answer: Option A
Offline device is a device which is not connected to CPU. When a computer or other device is not turned on or connected to other devices, it is said to be "offline". This is the opposite of being "online," when a device can readily communicate with other devices.
অপশনের গুলোর মধ্যে একমাত্র পেন্ড্রাইভকে কম্পিউটার ছাড়াও অন্য ডিভাইসে সংযোগ করা যায়। তাই এট অফলাইন ডিভাইস।
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