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Q1: Explain the information processing cycle for a barcode system in a supermarket? Q2: You use Information Technology in various aspects of your life. Explain

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Q1: Explain the information processing cycle for a barcode system in a supermarket? Q2: You use Information Technology in various aspects of your life. Explain IT with broadcast television system? Q3: Explain the following: 1. The digital technology has reliable storage of information. 2. Digital systems have simplicity in transmission. Q4: The period of a signal is 5 seconds. What is its frequency in kilohertz? Q5: What is Power-On-Self-Test (POST) in computers

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