Questions and answers for exam Preparation

MCQs

Total Questions : 242 | Page 3 of 25 pages

Question 21. Consider the following statements.(i) Fender is the cushion provided on the face of the jetty for ships to come in contact,(ii) Slip is the space of water area between two adjacent piers where ships are berthed,(iii) Pier head is a structure constructed near the tip of a break water near the harbour entrance. Of the statements

(i) and (ii) are correct
(ii) and (iii) are correct
(i) and (iii) are correct
(i), (ii) and (iii) are correct

Discuss Question

Answer: Option D. -> (i), (ii) and (iii) are correct

Question 22. Which of the following is a fixed type mooring accessory ?

bollard
buoys
cables
anchors

Discuss Question

Answer: Option A. -> bollard

Question 23. Select the incorrect statement.

The progress of work in low level method of mound construction is very slow
Barge method of mound construction is economical
In low level method of mound construction, the area of working is limited
In staging method of mound construction, the work is not interrupted even during stormy weather

Discuss Question

Answer: Option B. -> Barge method of mound construction is economical

Question 24. Which of the following are repair docks ?

marine railways, dry docks, floating docks, wet docks
dry docks, wet docks, floating docks, lift docks
wet docks, floating docks, lift docks, marine railways
wet docks, lift docks, marine railways, dry docks

Discuss Question

Answer: Option C. -> wet docks, floating docks, lift docks, marine railways

Question 25. A ship strikes the berth generally at an angle

90° with the face of the dock
45° with the face of the dock
30° with the face of the dock
10° with the face of the dock

Discuss Question

Answer: Option D. -> 10° with the face of the dock

Question 26. In multiple point mooring system, vessel is secured to minimum of

Two points
Four points
Six points
Eight points

Discuss Question

Answer: Option B. -> Four points

Question 27. Which of the following type of sea walls results in greatest protection of shore structures?

vertical sea wall
sea wall with batter
stepped sea wall
sea wall with concave face

Discuss Question

Answer: Option D. -> sea wall with concave face

Question 28. Assertion A : Large size stones are required in stone revetment in shore protection.Reason R : Resistance of stone to wave force is proportional to its volume and wave force is proportional to the exposed area of the stone.Select your answer based on the coding system given below.

Both A and R are true and R is the correct explanation of A.
Both A and R are true but R is not a correct explanation of A.
A is true but R is false.
A is false but R is true.

Discuss Question

Answer: Option A. -> Both A and R are true and R is the correct explanation of A.

Question 29. Assertion A : Marine structures are made specially bulky and strong.Reason R : Sea insects result in undermining of the hardest and the soundest building material. Select your answer based on the coding system given below:

Both A and R are true and R is the correct explanation of A.
Both A and R are true but R is not the correct explanation of A.
A is true but R is false.
A is false but R is true.

Discuss Question

Answer: Option A. -> Both A and R are true and R is the correct explanation of A.

Question 30. Assertion A : Intervention of undulations in the sea bed reduces the depth of wave at the section.Reason R : No wave can have a height greater than the depth of water through which it passes.Select your answer based on the coding system given below: