The temperature controller
Answer:
Option A
Explanation:
Because each function has specific amount of space allocated by default on the stack, so it cares about the length of the array being printed by it. By default the space is up to 100 kb but this size can be increased by setting it manually.
Option B is correct answer because scanf takes input from user until first space is hit.
Answer: D)The pattern of blood vessels at the back of the eye.
Explanation: The retinal scan is the techniques which is used in the bio-metric mechanism.The scanning of the retina's blood vessel pattern is capture by the scanner is the unique technique which is used for bio-metric purpose.
Blood vessel pattern is capture because it is present in unique form for every person and will help in distinguishing a person from another person while scanning.
Other options are incorrect because light reflection or reaching near retina and light pattern are not the unique way for identification while scanning a person.Thus the correct option is option(D).
