NBCC Executive Civil Question Paper Part 6

Q.61 Which of the following is NOT considered a type of shallow foundation?

1. Pile foundation
2. Isolated square footing
3. Strip footing
4. Raft or mat foundation

Correct Option: 1

Q.62 For Simpson’s Rule to be valid, the number of strips or intervals must be ______.

1. Any integer value in multiple of 3
2. Even
3. Prime
4. Odd

Correct Option: 2

Q.63 The slump test, commonly used to measure the workability of fresh concrete, can indicate which potential property when the concrete shows zero slump?

1. Excessive water content
2. High workability
3. Harsh mix
4. Segregation

Correct Option: 3

NBCC Executive Civil Question Paper Part 6

Q.64 Which of these characteristics of Arrays is/are true?1. The first element in every array is array [1].2. The Ith element of every array is array [I – 1].3. It is a group of contiguous memory locations with the same name and type.

1. 1, 2 & 3
2. 1 & 3 Only
3. 2 & 3 Only
4. 1 & 2 Only

Correct Option: 3

Q.65 Which drilling method employs a heavy weight or ‘hammer’ at the end of the drill string and uses a down-the-hole (DTH) approach to break rock formations and advance the borehole?

1. Diamond core drilling
2. Percussive drilling
3. Reverse circulation drilling
4. Auger drilling

Correct Option: 2

Q.66 Which method of estimation is most suitable for roads and canals?

1. Out to out and in to in method
2. Centre Line Method
3. Long wall – Short wall method
4. Quantity survey method

Correct Option: 2

NBCC Executive Civil Question Paper Part 6

Q.67 Which of these are usually a double dotted line marked diagonally at junctions and supplemented by a reverse triangle painted on the road surface before the dotted lines?

1. Parking prohibited lines
2. Border lines
3. Give way line
4. Stop line

Correct Option: 3

Q.68 In a water distribution system, which type of valve is used to control the flow rate?

1. Gate valve
2. Butterfly valve
3. Check valve
4. Air relief valve

Correct Option: 2

Q.69 In the process of coagulation, which substance is commonly used to destabilize the colloids?

1. Lime
2. Chlorine
3. Sodium bicarbonate
4. Alum

Correct Option: 4

Q.70 Which air pollutant is primarily responsible for acid rain?

1. Carbon monoxide
2. Nitrogen oxides and sulfur dioxides
3. Hydrocarbons
4. Ozone

Correct Option: 2

NBCC Executive Civil Question Paper Part 6

Q.71 The Bishop Method of Slices was developed using 3 major equilibrium equations. Which of the following is NOT one of them?

1. Moment equilibrium for the entire surface of failure with respect to the center of rotation
2. Vertical force equilibrium for each slice
3. Shear force equilibrium for each slice
4. Horizontal force equilibrium for the overall surface of failure

Correct Option: 3

Q.72 Which type of foundation is typically used to support structures like transmission towers or flagpoles?

1. Isolated footing
2. Combined footing
3. Slab foundation
4. Pile foundation

Correct Option: 4

Q.73 The wage payment system where workers are paid a fixed rate for each unit produced or action performed is ______.

1. Time rate system.
2. Piece rate system.
3. Profit-sharing system.
4. Bonus rate system.

Correct Option: 2

NBCC Executive Civil Question Paper Part 6

Q.74 In a matrix organizational structure, an individual ________.

1. Is strictly bound by hierarchical reporting.
2. Reports only to the departmental head.
3. Functions independently without reporting.
4. Reports to multiple managers.

Correct Option: 4

Q.75 In Geodetic Surveying, which of the following accurately represents the Earth’s shape?

1. Perfect sphere
2. Flat Plain
3. Cylinder
4. Spheroid

Correct Option: 4

Q.76 Which of the following finishing types for granite flooring is ideal for outdoor installations, such as patios, due to its rough surface?

1. Flamed
2. Honed
3. Polished
4. Tumbled

Correct Option: 1

NBCC Executive Civil Question Paper Part 6

Q.77 The types of Vertical Curves is/are:1. Sag curve2. Reverse curve3. Transition curve4. Crest curve

1. 1, 3 & 4 Only
2. 1, 2 & 4 Only
3. 1 & 4 Only
4. 2 & 3 Only

Correct Option: 3

Q.78 The features of a Text-based User Interface (TUI) is/are:1. It is navigated by typing out commands.2. It uses the keyboard, mouse, and touch screen for navigation.3. It includes MS-DOS for Windows and the Bash shell for Linux and MacOS.

1. 1 & 2 Only
2. 1, 2 & 3
3. 1 & 3 Only
4. 2 & 3 Only

Correct Option: 3

Q.79 Which of these kerbs are provided at pavement edges between the pavement edge and shoulders and generally used in rural roads?

1. Mountable kerbs
2. Semi-barrier type kerbs
3. Submerged kerbs
4. Barrier type kerbs

Correct Option: 3

NBCC Executive Civil Question Paper Part 6

Q.80 In Reinforced Cement Concrete (RCC) analysis, why is the concrete considered effective in taking compressive forces but not tensile forces?

1. Concrete has a low modulus of elasticity.
2. Concrete is weak in tension and can crack easily.
3. Reinforcement bars prevent concrete from taking any tensile forces.
4. Tensile strength of concrete increases with age.

Correct Option: 2

Q.81 Which of the gradient is used to design the road in the vertical alignment?

1. Ruling gradient
2. Minimum gradient
3. Limiting gradient
4. Exceptional gradient

Correct Option: 1

Q.82 Activated sludge process is associated with ______.

1. Primary treatment
2. Sludge treatment
3. Secondary treatment
4. Tertiary treatment

Correct Option: 3

NBCC Executive Civil Question Paper Part 6

Q.84 Which of the following factors influence soil compaction?1. Type of Soil2. Colour of Soil3. Water Content4. Load Applied

1. 3 & 4 Only
2. 1, 2 & 3 Only
3. 1, 3 & 4 Only
4. 1 & 3 Only

Correct Option: 3

Q.85 ACP in construction usually consists of two layers of aluminum skin with ______.

1. PVC in-between
2. A core of polyethylene (PE)
3. A layer of galvanized steel
4. Carbon fiber mesh

Correct Option: 2

NBCC Executive Civil Question Paper Part 6

Q.86 PERT analysis is particularly useful when ______.

1. The durations of project activities are well-known.
2. The project involves uncertain activity durations.
3. The sequence of project activities is straightforward.
4. The project follows a strict budget.

Correct Option: 2

Q.87 The whole circle bearing (W.C.B.) of a line OB is 1110, the equivalent quadrental bearing will be ______.

1. N 1110 W
2. S 1110 W
3. S 690 E
4. N 690 E

Correct Option: 3

Q.88 Why are helical reinforcements sometimes used in columns?

1. To allow for longer spans between columns
2. To resist torsional moments
3. To increase the load-bearing capacity under lateral loads
4. To increase the column’s height

Correct Option: 3

NBCC Executive Civil Question Paper Part 6

Q.89 Why is SS cladding often preferred in industrial environments?

1. Due to its corrosion resistance
2. Due to its high thermal insulation properties
3. For its aesthetic appeal
4. Because it’s cheaper than other materials

Correct Option: 1

Q.90 According to IS 1200, which of the following is the primary method for calculating deductions for masonry openings?

1. Reducing the overall masonry volume by a standard percentage.
2. Calculating and subtracting the volume of lintels for each opening.
3. Subtracting half the area of each opening if it’s below a certain size.
4. Complete subtraction of the area if the opening size exceeds a threshold.

Correct Option: 4

NBCC Executive Civil Question Paper Part 6