Denny has understandable limitations. He cant open doors or watch stairs, for example, or distinguish friend from enemy. Thus he will have to go about unarmed. And he wont be able to replace human security guards where people move about freely.
31 Denny is a robot guard, who
A has mechanical anus and legs.
B has microwave and infrared sensors.
C has a built-in computer.
D depends on his built-in radio for distinguishing a friend from an enemy.
32 Which of the following pieces of equipment is NOT mentioned as part of the robot according to the passages?
A The TV camera.
B The radio transmitter
C The infrared sensor,
D The audio tape-recorder.
33 Which of the following statements is true?
A Only strong smell can be detected by Denny.
B Denny is able to replace human security guards where people move about freely.
C A high-resolution IV camera in Dennys head is on and off automatically.
D Denny cannot open doors or watch stairs.
34 Why does Denny have to go unarmed?
A He cannot tell an enemy from a friend.
B The price would be very high if it were armed,
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