কম্পিউটারকে ইন্টারনেটে সংযুক্ত করার জন্য কোন যন্ত্রাংশ আবশ্যক?
A. ডিভিডি রম ড্রাইভ
B. মডেম
C. পেন ড্রাইভ
D. টাচ স্ক্রীন
E. কোনোটিই নয়
সঠিক উত্তরঃ
B.
মডেম
Explanation:
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