Consider the following statements:1. Smart card is a plastic card with an embedded microchip.2. Digital technology is primarily used with new physical communication mediums such as satellite and fibre optics transmission.3. A digital library is a collection of documents in an organized electronic form available on the internet only.Which of the statements given above is/are correct?
✓ Correct answer: b) 1 and 2
ExplanationStatement 1 is correct: A smart card is a physical card embedded with an integrated circuit chip, which can be a microcontroller or a memory chip.This chip enables the card to store and process data, making it useful for applications like secure identification and payment systems.Statement 2 is correct: Digital technology relies heavily on modern communication infrastructures, including satellites and fiber optics, which enable high-speed and efficient data transmission.Statement 3 is incorrect: Digital libraries are organized collections of digital materials, such as text, images, and multimedia, which can be accessed through the internet or local electronic systems, making them available in multiple forms.91
Practice more Science PYQs
Attempt a free 10-question quiz or browse the full Science & Technology previous-year-question bank with instant answers and explanations.
🔬 Science PYQs →