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* 1. What was the first emoticon ever used?

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* 2. What technology is used to record cryptocurrency transactions?

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* 3. What tool would you use to reduce the digital image size?

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* 4. Why is Big Data important?

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* 5. What kind of malware is designed to take advantage of a security hole before it is known?

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* 6. Making a compressed digital archive might produce what type of file format?

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* 7. What does acronym FOSS stand for?

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* 8. What technology is used to make telephone calls over the Internet possible?

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