| Post Name | Overseer Gr.III / Draftsman Gr.III (Civil) - Harbour Engineering |
|---|---|
| Question Paper Code | 106/2025/OL |
| Category Code | 088/2024 |
| Date of Test | 17 September 2025 |
| Exam Type | Online Examination |
| Total Questions | 100 |
1
Spring bow compass used for drawing circle up to about
Answer
B. 25 mm
2
Chain thin double dashed line used for?
Answer
A. Centroidal line
3
The inclined lettering the stem is inclined to
Answer
B. 15 degree to right
4
Designation of 1 : 500 scale
Answer
A. M5
5
Actual length of 5 m room is represented by 25 mm length on drawing then the scale of drawing is?
Answer
A. 1 : 200
6
The section obtained by cutting a right circular cone by a section plane passing through the apex of the cone and intersecting the base of the cone
Answer
C. Isosceles triangle
7
Which of the following is not a Axonometric projection?
Answer
D. None of the above
8
In the third angle projection the top view is
Answer
A. Above reference line
9
In building work for internal electrification, sanitory and water supply works a percentage of about _________ of the estimated cost of building is provided.
Answer
B. 20
10
Actual size of standard modular brick size
Answer
B. 19 cm × 9 cm × 9 cm
11
In a detailed estimate the provisions for contingensis, is usually
Answer
B. 3 to 5 percent
12
The joint of the brick work shall be racked out to a depth of
Answer
B. 20 mm
13
Bolts, anchor bolts etc shall be measure in
Answer
A. Quintal
14
Minimum compressive strength of concrete of 1 : 24 proportion shall be
Answer
Question Cancelled
15
The first 5 to 10 years the depreciation per year is
Answer
A. 0.5%
16
The quantity of security money to be deposit for the acceptance of the tender.
Answer
B. 10% tendered amount
17
Generally the unit of measurement for DPC is
Answer
B. Sq.m
18
Permit not necessary for the following work
Answer
A. Providing inter - communication doors
19
Minimum vertical clearance from the overhead high voltage electrical line up to and including 33000 volt __________
Answer
C. 3.7 m
20
Institution buildings are under _____________ type of group.
Answer
B. Group C
21
Which of the following properties indicate the mechanical properties of materials?
Answer
C. Creep and hardness
22
Which test is performed to find out the presence of soluble matters in a sample of stone?
Answer
B. Smith's test
23
Ordinarily, a good brick can resist temperature up to
Answer
C. 1200°C
24
Which of the following statement is/are correct about lime? (i) It is used as flux in steel manufacturing (ii) It is used for plastering of walls (iii) It is used as binding material in mortar (iv) It is used for knotting
Answer
D. All the above
25
A good sand should pass BIS No _________ Mesh sieve.
Answer
A. 480
26
Maximum size of aggregate used in 1 : 2 : 4 concrete mix is __________ mm.
Answer
D. 40
27
Which timber is fully or partly covered with resin and curing is carried out under pressure?
Answer
A. Compreg timber
28
The process of melting to separate metal from iron ore is called
Answer
D. Smelting
29
Which of the following statement is/are correct about Aluminium? (i) It is a non-magnetic substance (ii) It is very soft (iii) It melts at 760°C (iv) Its specific gravity is 3 : 70
Answer
B. Only (i), (ii)
30
The foam glass floats in _______
Answer
B. Water
31
Which among the following is the harmful constituent of Cement?
Answer
A. Magnesium Oxide
32
Which of the following is the correct statement about Distemper? (i) Chalk is used as the base material (ii) It composed of only Base and Carrier (iii) Water is used as the Carrier (iv) It is available in powder form
Answer
B. Only (i), (iii), (iv)
33
The continuous horizontal course of masonry projecting from the face of the wall for shedding rain water off is called?
Answer
B. String course
34
Which bond is used for the construction of half brick thick wall?
Answer
B. Stretcher bond
35
Which type of bond is used for brick paving?
Answer
C. Herring - bone bond
36
Which is the most economical foundation, when heavy structural loads from column are to be transferred to the soil of low bearing capacity?
Answer
C. Grillage foundation
37
Which type of piles are driven at an inclination to resist large horizontal or inclined forces?
Answer
B. Batter piles
38
Construction of a temporary structure required to support an unsafe structure, is called?
Answer
C. Shoring
39
The process of applying impervious rich cement mortar over an exposed surface under pressure is known as?
Answer
B. Guniting
40
The arch consisting of fully dressed and properly shaped stones, is called?
Answer
C. Ashlar arch
41
A horizontal member of a frame employed to sub-divide a window opening horizontally is called?
Answer
C. Transom
42
The bottom portion of an arch between the skew back and crown is known as _______
Answer
B. Haunch
43
The edge of a gabled roof, running between the eaves and ridge is called?
Answer
B. Verge
44
The span of king post truss?
Answer
A. 5 to 9 m
45
What is the name of sloping member which supports the end of steps in a stair?
Answer
C. Stringers
46
Which flooring is suitable for hard wearing surface?
Answer
B. Granolithic flooring
47
What is mix proportion of M25 grade concrete?
Answer
D. 1 : 1 : 2
48
What is the slenderness ratio of short columns?
Answer
B. Less than 32
49
What is the unit weight of 16 mm dia.Bar?
Answer
B. 1.58 kg
50
Which of the following is a tension member?
Answer
B. Tie
51
What is the gross diameter of rivet, if the nominal diameter ≤ 25 mm?
Answer
B. Nominal diameter + 1.5 mm
52
The distance between two consecutive rivets of adjacent chains and measured at right angles to the direction of the force in the structural member is known as _________
Answer
B. Gauge distance of rivet
53
Find the delta for a crop if the duty for a base period 110 days is 1600 hectares / cumec.
Answer
A. 594 mm
54
Based on the financial output, the canal has been classified into (i) Productive canal (ii) Perennial canal (iii) Protective canal (iv) Feeder canal
Answer
B. Only (i) and (iii)
55
Silt Excluder is provided
Answer
D. In the river bed upstream or infront of head regulator
56
What is called Saftey valve of a dam?
Answer
C. Spillway
57
Which of the following formula is used for calculating the capacity or volume of a reservoir? (i) Trapezoidal formula (ii) Chezy's formula (iii) Prismoidal formula
Answer
B. Only (i) and (iii)
58
Which cross drainage work is constructed to carry canal over drainage?
Answer
A. Aqueduct
59
When was the National Highway Act was passed for empowering the Central Government to develop and maintain national?
Answer
C. 1956
60
The removal of material from base course of the road is known as
Answer
B. Ravelling
61
The rate of rise or fall of road in longitudinal direction is known as
Answer
D. Gradient
62
Which rail does not require Rail chairs for fixing it to sleeper?
Answer
A. Flat footed Rail
63
Along which direction does the rail creep occurs
Answer
C. Longitudinal
64
Which of the following statement is correct in case of deck bridge?
Answer
A. The flooring of the bridge which carries the traffic is supported at the top of the main girder of bridge
65
Which is the temporary pier made in the river bed?
Answer
D. Cribs
66
What is the name of the wing wall if the angle of splay is 90 degree?
Answer
B. Return wall
67
π radians = __________ grades.
Answer
B. 200
68
In ordinary chain survey the maximum permissible error is
Answer
B. 1 in 1000
69
In a prismatic compass 180° is marked at
Answer
A. North end
70
The correction for pull in chain survey
Answer
B. C_p = (P_a − P_s)L/(AE)
71
The principle of plane table is _________
Answer
C. Parallelism
72
The length of one division in the bubble tube graduation is ___________
Answer
A. 2 mm
73
The line of collimation of an Indian office pattern can be made level by
Answer
Question Cancelled
74
The error of manipulation in levelling include (i) Parallax not removed properly (ii) Settlement of Staff (iii) Careless levelling up of instrument (iv) Settlement of level
Answer
C. (i) and (iii) only
75
Contour lines cross ridge line at _________ angles.
Answer
D. 90 degree
76
The method of contouring most suited for hilly areas
Answer
C. Tacheometric method
77
In transit theodolite the error due to eccentricity of the spindle are eliminated by
Answer
A. Reading both the verniers
78
Which instrument is used for setting out curves in angular method?
Answer
A. Theodolite
79
Which is the common choice of coordinate for specifying position?
Answer
B. Latitude, Longitude, Elevation
80
Which segment of GPS consist of satellite?
Answer
B. Space
81
What is the full form of UCS?
Answer
C. User Co-ordinate System
82
Which of the following pointing device is cheaper while comparing the digitalizer?
Answer
C. Mouse
83
What is the short cut for rendering an image?
Answer
C. RP
84
What is the use of function key ?
Answer
B. SAVE AS
85
What is the use of short cut key H?
Answer
B. Hatch
86
Which command is used for long term object using object?
Answer
C. Extend
87
What is the use of function Key ?
Answer
A. OSNAP
88
Which of the following keys give copy Clip?
Answer
B. Ctrl + C
89
In the four methods of laying distribution pipes, which one is also known as the interlaced system
Answer
B. Grid iron method
90
What substance, when present in drinking water at a concentration of approximately 1 ppm has been shown to reduce the incidence of tooth cavities in young children?
Answer
C. Fluoride
91
The cast iron pipes cast in horizontal position by ordinary sand moulding are known as
Answer
A. McWane pipes
92
A scour valve in a water distribution system is provided at _________
Answer
A. low points
93
The underground structure in the form of a circular or rectangular tank for the purpose of admitting sewage into it from the intercepting chamber is called
Answer
C. Cess pool
94
The chloride content in water are determined by titrating it with the standard solution of __________
Answer
A. Silver nitrate
95
When a bar is cooled to -6 °C, it will develop?
Answer
C. Tensile stress
96
Modular ratio of the two materials is the ratio of
Answer
C. Their modulus of elasticities
97
What is sin θ × cosec θ
Answer
C. 1
98
A screw jack used for lifting the loads is
Answer
B. non-reversible machine
99
One joule is equal to
Answer
B. 1 N-m
100
The unit of power in S.I. units is
Answer
C. Watt
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