1. According to the passage, whats the difference between smartphones and traditional cell phones?
A) Traditional cell phones allow users to do things in their own ways.
B) Smartphones allow users to do things in their own ways.
C) Smartphones are more expensive than traditional phones.
D) Smartphones are cheaper than traditional cell phones.
2. What is the function of a smartphone today?
A) It is widely used as call receiver, PIM, and even a credit card.
B) It is widely used as call receiver, PIM, and even a retail store.
C) It is widely used as call receiver, PIM, and even a bank.
D) It is widely used as call receiver, PIM, and communication with computers.
3. Protocols that are more advanced than generation 2s digital technology but not so creative are .
A) generation 2.5
B) generation 3
C) generation between 1 and 2
D) generation out of use
4. What is said about the central services on smartphones?
A) They make it possible for users to do many tasks at the same time.
B) They permit users to do one task at one time.
C) They limit the uses of smart phones.
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