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Questions and Answers
Which of the following statements is true about smartphones?
Which of the following statements is true about smartphones?
- Smartphones have become obsolete in recent years.
- Smartphones have revolutionized the way we communicate and access information. (correct)
- Smartphones are only used for making phone calls.
- Smartphones have less computing power than the computers used by NASA.
What is the approximate number of smartphones purchased worldwide last year?
What is the approximate number of smartphones purchased worldwide last year?
- 100 million
- 1 billion (correct)
- 500 million
- 10 billion
What is the main reason why smartphones become obsolete within a year or two?
What is the main reason why smartphones become obsolete within a year or two?
- They stop working after a year or two.
- The technology used in smartphones becomes outdated quickly.
- Newer models with better features are constantly being released. (correct)
- They are easily damaged and need to be replaced.
How does the computing power of a low-end smartphone compare to the computer system used by NASA to put a man on the moon?
How does the computing power of a low-end smartphone compare to the computer system used by NASA to put a man on the moon?
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What role does chemistry play in the development and use of smartphones?
What role does chemistry play in the development and use of smartphones?
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Study Notes
Smartphones Overview
- Millions of smartphones are purchased worldwide every year, with an approximate number of purchases last year being in the millions.
Smartphones Obsolescence
- Smartphones become obsolete within a year or two mainly due to rapid advancements in technology and speedy release of new models.
Computing Power of Smartphones
- A low-end smartphone has computing power comparable to the computer system used by NASA to put a man on the moon, demonstrating the tremendous progress in technology.
Chemistry in Smartphones
- Chemistry plays a crucial role in the development and use of smartphones, with various chemical compounds and reactions involved in the production of components, such as batteries and screens.
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