Docks and Harbour Engineering Objective Questions and Answers - Set 05 - ObjectiveBooks

# Practice Test: Question Set - 05

1. The floating mooring does not require
(A) Cables
(B) Anchors
(C) Bollard
(D) Buoy

2. A dock:
(A) Is a marine structure for berthing of vessels for loading and unloading cargo and passengers
(B) Is provided with a dock gate
(C) Is provided with an arrangement to pump out water when required
(D) All the above

3. Which of the following type of sea walls results in greatest protection of shore structures?
(A) Vertical sea wall
(B) Sea wall with batter
(C) Stepped sea wall
(D) Sea wall with concave face

4. Pick up the correct statement from the following:
(A) An artificial barrier which makes the enclosed area safe for anchorage of ships, is known as break water
(B) The break water whose inside is used as a platform for loading and unloading is called a mole
(C) The length of the quay wall is governed by the length of the largest vessel likely to be berthed
(D) All the above

5. If the maximum spring rise is 2 m and height of the waves expected is 4 m , then the breakwater height above the datum will be
(A) 2.5 m
(B) 4 m
(C) 5 m
(D) 7 m

6. A low wall built out into the sea more or less perpendicular to the coast line, to resist the travel of sand and shingle along a beach, is called
(A) Break water
(B) Break wall
(C) Groins
(D) Shore wall

7. Pick up the correct statement function following:
(A) The coarse material which has a smaller angle of repose, causes a steeper beach slope
(B) The coarse material which has a greater angle of repose, causes a steeper beach slope
(C) The flattening out of the beach is caused due to the movement of small and uniform particles leeward
(D) Both (b) and (c)

8. Consider the following statements in regard to Beaufort scale for wind speeds,
(i) The Beaufort number ranges from 1 to 12.
(ii) Higher Beaufort number indicates higher speed of wind,
(iii) Beaufort number for calm is smallest and for hurricane is highest
Of these statements
(A) (i) and (ii) are correct
(B) (ii) and (iii) are correct
(C) (i) and (iii) are correct
(D) (i), (ii) and (iii) are correct

9. The shore line survey includes:
(A) Depicting the shore line
(B) Depicting the prominent details on shore line
(C) Depicting the high water line
(D) All the above

10. A harbour is a place where
(A) Ships get shelter and protection against destructive forces due to sea waves
(B) Facilities are provided for receiving cargo and passengers
(C) Port buildings are constructed for commercial purposes
(D) All the above

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