Question 1 of 30
Storing of data can be done on both side in a spiral way of valleys (pits) and plains (lands).
Hard Disk
Digital Video Disc
Compact Disc
Pen Drive
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Hardware Exercise
- This exercise is compose of 30 questions
- You can't go back from the previous question after clicking the next button
- Please think carefully before clicking your answer
- Once you've answer the question you will automatically know if your answer is correct
- If your answer is wrong it will show you the correct answer with the background color of green.