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AFCAT EKT Minimock -1

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Question 1

Bats can fly in the dark because _______.

Question 2

Which of the following are Einstein’s discoveries ?

Question 3

Trigonometry has many real life examples in which it is a useful tool in solving a problem. Using this knowledge solve the following:
Two ships are sailing in the sea on the two sides of a lighthouse. The angle of elevation of the top of the lighthouse is observed from the ships as 30 and 45 degrees respectively. If the light house is 100 m high find distance between the ships.

Question 4

2 sin

sin

Question 5

A company needs to develop digital signal processing software for one of its newest inventions. The software is expected to have 40000 lines of code. The company needs to determine the effort in person-months needed to develop this software using the basic COCOMO model. The multiplicative factor for this model is given as 2.8 for the software development on embedded systems, while the exponentiation factor is given as 1.20. What is the estimated effort in person -months?

Question 6

A triangle with vertices (4, 0), (-1, -1), (3, 5) is: