In the given figure, the network of a project represents

activity of an excavation of a footing

activity of an excavation which starts at event No. 1 and ends at even No. 2

activity of excavation which takes 8 units of time

In India, are prefabricated components costlier than those of traditional cast-in-situ items that the prefabricated components replace?

No, because of savings in site labour

Yes, because of heavier overheads and handling cost

Yes, because of the very high order of quality control for the factory madecomponents

No, because of repetitive manufacture of a number of elements

No, because of savings in site labour

Consider the following statements for a power shovel: (i) Output can be increased by reducing the angle of swing for a given depth ofcut. (ii) For a given angle of swing, output will be maximum at optimum depth of cut. (iii) Output can be increased by keeping the depth of cut less than optimumdepth, (iv) Output can be increased by increasing the size of shovel. Of these statements

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

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

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

The part of a derrick crane include (i) Mast (ii) Boom (iii) Bull wheel (iv) Jack Of these statements

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

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

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

Assertion A: For a given depth of cut, the output of a power shovel can be increased by decreasing the angle of swing. Reason R: If the angle of swing is decreased, the cycle time will be decreased. Select the correct answer.

Both A and R is true but R is not the correct explanation ofA

Both A and R is true and R is the correct explanation of A

Both A and R is true but R is not the correct explanation ofA

Assertion (A): Activity 57 is critical. Reason (R): Earliest finish time and latest finish time for events 57 are same Select the correct answer.

R is correct but A is not correct

A is correct but R is not correct

R is correct but A is not correct

emphasis is given to activities

activities are represented by arrows

beginning and end of an activity, are denoted by nodes

The main advantage of line organisation, is :

defined responsibilities at all levels

rigid discipline in the organisation

ability of quick decision at all levels

Residential buildings are treated as

used for research and development projects

limited of event oriented diagrams

used for research and development projects

based on three time estimates for activities linking up two events

Pre-tender stage requires

formalisation of alignment of work

Frequency distribution curves

having a single lump, are called uninodal curves

if symmetrical, are called normal curves

avoids delays which are very common in bar charts

was invented by Morgan R. Walker of Dupot and James E. Kalley or Remington U.S.A. in 1957

is represented by a dotted line

While scheduling a project by C.P.M.

The difference between the earliest finish time of an activity and the earliest start time of its successor activity, is called free float of the activity

a project is divided into various activities

required time for each activity is established

work is properly planned and distributed

is an improvement upon bar chart method

provides a realistic approach to daily problems

The first stage of a construction, is

The difference between total float and free float, is called interfering float

Pick up the PERT event from the following:

Digging of foundation completed

Pick up the correct network for the activities of pouring concrete, erection of form work, removal of form work and curing of concrete from the following:

Erection of form work 2. Pouring of concrete 3. Curing of concrete 4. Removal of form work

Pouring of Concrete 2. Erection of form work 3. Curing of concrete 4. Removal of form work

Erection of form work 2. Pouring of concrete 3. Curing of concrete 4. Removal of form work

Removal of form work 2. Erection of form work 3. Pouring of concrete 4. Curing of concrete

While filling the tender for any work, the contractor considers

availability of construction materials

Pick up the correct statement from the following with regards to C.P.M. network analysis of projects

Earliest occurrence time of the event from which the activity arrow' originates, is called earliest start time of the activity

Earliest occurrence time of the event from which the activity arrow originates plus the duration of the activity, is called earliest finish time of the activity

The latest occurrence time of the node of which the activity arrow terminates minus the duration of the activity, is called latest start time

The latest occurrence time for the node at which the activity arrow terminates, is called latest finish time

The main disadvantage of line organisation, is

extraordinary delay in communications

Site order book is used for recording

instructions by the executive engineers

A critical ratio scheduling

establishes the relative priorities among various activities on a common basis

determines the status of each activity

adjusts automatically changes in activity progress

The object of technical planning, is

initiating the procurement action of resources

taking remedial action for likely bottleneck in the execution

79 + Mcqs in Construction Management in Civil Engineering Page 1 McqOptions

1.	If is the latest allowable event occurrence time, total activity slack(s), is equal to
A.	all the above.
Answer» E.

4.	The time by which a particular activity can be delayed without affecting the preceding and succeeding activities is known as
A.	Total float
B.	Free float
C.	Interfering float
D.	Independent float
Answer» E.

5.	For a given activity, the optimistic time, pessimistic time and the most probable estimates are 5, 17 and 8 days respectively, The expected time is
A.	8 days
B.	9 days
C.	10 days
D.	15 days
Answer» C. 10 days

6.	In the time-cost optimisation, using CPM method for network analysis, the crashing of the activities along the critical path is done starting with the activity having
A.	Longest duration
B.	Highest cost slope
C.	Least cost slope
D.	Shortest duration
Answer» D. Shortest duration

7.	Consider the following activities in a building construction: 1. Concreting of roofslabs 2. Brick-jelly lime concrete terracing 3. Erection of form work forslab 4. Construction of parapet wall in terrace
A.	1, 3, 2, 4
B.	3, 1, 4, 2
C.	3, 1, 2, 4
D.	1, 3, 4, 2
Answer» D. 1, 3, 4, 2

8.	Consider the following operations: 1. Drilling 2. Blasting 3. Mucking 4. Placing steel 5. Placing concrete The correct sequence of these operations in tunnel construction is
A.	1, 2, 4, 3, 5
B.	1, 3, 2, 4, 5
C.	1, 2, 3, 4, 5
D.	1, 3, 4, 2, 5
Answer» D. 1, 3, 4, 2, 5

9.	Consider the following statements for a power shovel: (i) Output can be increased by reducing the angle of swing for a given depth ofcut. (ii) For a given angle of swing, output will be maximum at optimum depth of cut. (iii) Output can be increased by keeping the depth of cut less than optimumdepth, (iv) Output can be increased by increasing the size of shovel. Of these statements
A.	(ii), (iii) and (iv) are correct
B.	(i), (ii) and (iv) are correct
C.	(i), (iii) and (iv) are correct
D.	(i) and (iv) are correct
Answer» C. (i), (iii) and (iv) are correct

10.	If D is the duration, ES and EF are the earliest start and finish, LS and LF are latest start and latest finish time, then the following relation holds good
A.	EF = ES + D
B.	LS = LF - D
C.	LF = LS + D
D.	All the above
Answer» E.

12.	Rolling resistance of a wheel depends upon (i) Vehicle load (ii) Grade (iii) Ground conditions Of these statements
A.	Only (i) is correct
B.	(i) and (ii) are correct
C.	(i) and (iii) are correct
D.	(ii) and (iii) are correct
Answer» D. (ii) and (iii) are correct

13.	A wheeled tractor hauling unit is working on firm earth. The total loaded weight distribution of this unit is: Drive wheels: 25000 kg Scraper wheels: 10000 kg If the coefficient of traction for wheeled tractor on firm earth is 0.5, the rimpull which this tractor can exert without slipping is
A.	10000 kg
B.	12500 kg
C.	22500 kg
D.	5000 kg
Answer» C. 22500 kg

14.	Which one of the following surfaces will give highest coefficient of traction while using crawler track tractors?
A.	Ice
B.	Concrete
C.	Loose sand
D.	Earth
Answer» E.

40.	An event is indicated on the network by a number enclosed in
A.	a circle
B.	a square
C.	a triangle
D.	an ellipse
Answer» E.

15.	Output of a bulldozeris (i) Increased if drawbar HP of the tractor is increased for a given hauling distance (ii) Decreased if drawbar HP of the tractor is increased for a given hauling distance (iii) Increased if the hauling distance is increased for a given drawbar HP of the tractor (iv) Decreased if the hauling distance is increased for a given drawbar HP of thetractor Of these statement
A.	(i) and (iii) are correct
B.	(i) and (iv) are correct
C.	(ii) and (iii) are correct
D.	(ii) and (iv) are correct
Answer» C. (ii) and (iii) are correct

18.	Consider the following statements: In the bar chart planning 1. Interdependence of the operations cannot be portrayed. 2. Progress of work can be measured. 3. Spare time of the activities can be determined. 4. Schedule cannot be updated. Of these statements
A.	1, 2 and 3 are correct
B.	1 and 4 are correct
C.	2, 3 and 4 are correct
D.	1, 2 and 4 are correct
Answer» C. 2, 3 and 4 are correct

19.	If to, tp and tm are the optimistic, pessimistic and most likely time estimates of an activity respectively, the expected time t of the activity will be
A.	to + 3tm+ tp/3
B.	to + 4tm+ tp/4
C.	to + 4tm+ tp/5
D.	to + 4tm+ tp/6
Answer» E.

20.	If an activity has its optimistic, most likely and pessimistic times as 2, 3 and 7 respectively, then its expected time and variance are respectively
A.	3.5 and 5/6
B.	5 and 25/36
C.	3.5 and 25/36
D.	4 and 5/6
Answer» D. 4 and 5/6

21.	Consider the following features/factors: 1. Projects are of the non-repetitive type 2. Time required need not be known 3. Time required is known precisely 4. Events have been established for planning 5. Emphasis is given to activities ofproject PERT is preferred for planning becauseof
A.	1, 2 and 4
B.	3, 4 and 5
C.	1, 3 and 4
D.	1, 2 and 5
Answer» B. 3, 4 and 5

22.	The time by which activity completion time can be delayed without affecting the start of succeeding activities, is known as
A.	Duration
B.	Total float
C.	Free float
D.	Interfering float
Answer» D. Interfering float

23.	Consider the following statements: In the critical path method of construction planning, Free Float can be. 1. Greater than Total Float. 2. Greater than Independent Float 3. Equal to Total Float. 4. Less than Independent Float. Of these statements
A.	1 and 4 are correct
B.	2 and 3 are correct
C.	1 and 4 are correct
D.	1 and 2 are correct
Answer» C. 1 and 4 are correct

24.	In CPM analysis,
A.	emphasis is given to activities
B.	uncertainties are not allowed
C.	activities are represented by arrows
D.	beginning and end of an activity, are denoted by nodes
E.	all the above.
Answer» F.

25.	The main advantage of line organisation, is :
A.	effective command and control
B.	defined responsibilities at all levels
C.	rigid discipline in the organisation
D.	ability of quick decision at all levels
E.	all the above.
Answer» F.

27.	Pre-tender stage requires
A.	All the above.
B.	acquisition of land
C.	selection of site
D.	formalisation of alignment of work
Answer» E.

Explore topic-wise MCQs in Civil Engineering.

If is the latest allowable event occurrence time, total activity slack(s), is equal to

In the given figure, the network of a project represents

In India, are prefabricated components costlier than those of traditional cast-in-situ items that the prefabricated components replace?

The time by which a particular activity can be delayed without affecting the preceding and succeeding activities is known as

For a given activity, the optimistic time, pessimistic time and the most probable estimates are 5, 17 and 8 days respectively, The expected time is

In the time-cost optimisation, using CPM method for network analysis, the crashing of the activities along the critical path is done starting with the activity having

Consider the following activities in a building construction: 1. Concreting of roofslabs 2. Brick-jelly lime concrete terracing 3. Erection of form work forslab 4. Construction of parapet wall in terrace

Consider the following operations: 1. Drilling 2. Blasting 3. Mucking 4. Placing steel 5. Placing concrete The correct sequence of these operations in tunnel construction is

If D is the duration, ES and EF are the earliest start and finish, LS and LF are latest start and latest finish time, then the following relation holds good

The part of a derrick crane include (i) Mast (ii) Boom (iii) Bull wheel (iv) Jack Of these statements

Rolling resistance of a wheel depends upon (i) Vehicle load (ii) Grade (iii) Ground conditions Of these statements

A wheeled tractor hauling unit is working on firm earth. The total loaded weight distribution of this unit is: Drive wheels: 25000 kg Scraper wheels: 10000 kg If the coefficient of traction for wheeled tractor on firm earth is 0.5, the rimpull which this tractor can exert without slipping is

Which one of the following surfaces will give highest coefficient of traction while using crawler track tractors?

Assertion A: For a given depth of cut, the output of a power shovel can be increased by decreasing the angle of swing. Reason R: If the angle of swing is decreased, the cycle time will be decreased. Select the correct answer.

Assertion (A): Activity 57 is critical. Reason (R): Earliest finish time and latest finish time for events 57 are same Select the correct answer.

Consider the following statements: In the bar chart planning 1. Interdependence of the operations cannot be portrayed. 2. Progress of work can be measured. 3. Spare time of the activities can be determined. 4. Schedule cannot be updated. Of these statements

If to, tp and tm are the optimistic, pessimistic and most likely time estimates of an activity respectively, the expected time t of the activity will be

If an activity has its optimistic, most likely and pessimistic times as 2, 3 and 7 respectively, then its expected time and variance are respectively

Consider the following features/factors: 1. Projects are of the non-repetitive type 2. Time required need not be known 3. Time required is known precisely 4. Events have been established for planning 5. Emphasis is given to activities ofproject PERT is preferred for planning becauseof

The time by which activity completion time can be delayed without affecting the start of succeeding activities, is known as

Consider the following statements: In the critical path method of construction planning, Free Float can be. 1. Greater than Total Float. 2. Greater than Independent Float 3. Equal to Total Float. 4. Less than Independent Float. Of these statements

In CPM analysis,

The main advantage of line organisation, is :

Residential buildings are treated as

Pre-tender stage requires

Frequency distribution curves

CPM is

A dummy activity

Railway projects are treated as

While scheduling a project by C.P.M.

Critical path method

For the execution of a project, a contractor is

The first stage of a construction, is

Pick up the PERT event from the following:

Pick up the correct network for the activities of pouring concrete, erection of form work, removal of form work and curing of concrete from the following:

Which one of the following represents an event ?

While filling the tender for any work, the contractor considers

An event is indicated on the network by a number enclosed in

Optimistic time, most likely time and pessimistic times for the activities of a network in the given figure are written above their arrows. If the contractual obligation time for the project is 75, the latest occurrence time for the event 2, is

Pick up the correct statement from the following with regards to C.P.M. network analysis of projects

The three time estimates for the activities of the network shown in the given figure are shown above their arrows. The earliest expected time for the event 4, is

The main disadvantage of line organisation, is

For the network shown in the given figure, the expected time for the activity

Site order book is used for recording

A construction schedule is prepared after collecting

A critical ratio scheduling

Final technical authority of a project lies with

The object of technical planning, is

28.	Frequency distribution curves
A.	3-4 is 8
B.	all the above.
C.	having a single lump, are called uninodal curves
D.	if symmetrical, are called normal curves
Answer» E.

30.	A dummy activity
A.	All the above.
B.	is artificially introduced
C.	is represented by a dotted line
D.	does not consume time
Answer» E.

31.	Railway projects are treated as
A.	all the above.
B.	light construction
C.	heavy construction
D.	industrial construction
Answer» C. heavy construction

32.	While scheduling a project by C.P.M.
A.	The difference between the earliest finish time of an activity and the earliest start time of its successor activity, is called free float of the activity
B.	None of these.
C.	a project is divided into various activities
D.	required time for each activity is established
Answer» E.

34.	For the execution of a project, a contractor is
A.	4
B.	a person
C.	a firm
D.	an agency
Answer» E.

36.	Pick up the PERT event from the following:
A.	none of these.
B.	Digging of foundation started
C.	Digging of foundation completed
D.	Laying of concrete started
Answer» E.

38.	Which one of the following represents an event ?
A.	All the above.
B.	concrete cured
C.	fixing of door
D.	plastering of walls
Answer» B. concrete cured

39.	While filling the tender for any work, the contractor considers
A.	site survey
B.	availability of construction materials
C.	availability of labour
D.	study of specifications
Answer» E.

41.	Optimistic time, most likely time and pessimistic times for the activities of a network in the given figure are written above their arrows. If the contractual obligation time for the project is 75, the latest occurrence time for the event 2, is
A.	20
B.	25
C.	35
D.	15
Answer» C. 35

43.	The three time estimates for the activities of the network shown in the given figure are shown above their arrows. The earliest expected time for the event 4, is
A.	19
B.	14
C.	24
D.	None of these.
Answer» B. 14