Question

D. Long answer type questions:

1. How are computers useful in airline or railway ticket booking counters?
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2. What are the advantages of secondary memory?
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sir ye meri sister ka questions hi muje bhi apna karne hi mere pas time bilkole bhi nhi hi ham dono ko submission 20 date ko karne hi .
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Answer 1

hloooooooooooooooooo friend

Answer 2

Answer:

Wah! answer lokhne ke liye line bhi di hai