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
None of these
Correct Answer :
C. Activity of excavation which takes 8 units of time
Related Questions
Pick up the PERT event from the following:
Digging of foundation started
Digging of foundation completed
Laying of concrete started
All the above
Which of the following is a weakness of bar chart?
Interdependencies of activities
Project progress
Uncertainties
All of the above
Pick up the correct statement from the following:
The duration between the earliest start time of the preceding event and latest finish time of the succeeding event, is called 'float'
The duration of time by which an activity can be delayed without affecting the succeeding activity, is called free float
The difference between total float and free float, is called interfering float
All the above
A tractor whose weight is 20 tonnes has a drawbar pull of 2500 kg, when operated on a level road having a rolling resistance of 30 kg per tonne. If this tractor is operated on a level road having a rolling resistance of 40 kg per tonne, then the drawbar pull of the tractor will
Reduce by 200 kg
Increase by 200 kg
Increase by 250 kg
Reduce by 250 kg
For a given size of bucket, the ideal output of a dragline will be least in
Moist loam
Sand and gravel
Good common earth
Wet sticky clay
PERT technique of network analysis is mainly useful for
Small projects
Large and complex projects
Research and development projects
Deterministic activities
In resources levelling
Total duration of project is reduced
Total duration of project is increased
Uniform demand of resources is achieved
Cost of project is controlled
Consider the following activities in a building construction:
1. Concreting of roof slabs
2. Brick-jelly lime concrete terracing
3. Erection of form work for slab
4. Construction of parapet wall in terrace
The correct sequence of these activities is
1, 3, 2, 4
3, 1, 4, 2
3, 1, 2, 4
1, 3, 4, 2
While scheduling a project by C.P.M.
A project is divided into various activities
Required time for each activity is established
Net work is drawn by connecting the activities and the events
All the above
Pick up the correct statement from the following:
Optimistic time estimate refers to activities
Pessimistic time estimate refers to activities
Most likely time estimate refers to activities
All the above
An event is indicated on the network by a number enclosed in
A circle
A square
A triangle
All the above
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 of project PERT is preferred for planning because of
1, 2 and 4
3, 4 and 5
1, 3 and 4
1, 2 and 5
If the expected time of completion of a project is 60 weeks with a standard deviation of 5 weeks, the probability of completing the project in 50 weeks and 65 weeks respectively will be
2.3% and 84.1%
97.7% and 84.1%
97.7 % and 15.9%
15.9% and 97.7%
The most popular type of organisation used for Civil Engineering Constructions, is
Line organisation
Line and staff organisation
Functional organisation
Effective organisation
A CPM family includes
CPA (Critical Path Analysis)
CPP (Critical Path Plotted)
MCE (Minimum Cost Expenditure)
All the above
A construction schedule is prepared after collecting
Number of operations
Output of labour
Output of machinery
All the above
The final selection of a construction site, is done by
Departmental representative or user
Local civil authority representative
Representative of engineer authority
All the above
For the execution of a project, a contractor is
A person
A firm
An agency
All the above
For which of the following materials, the output of power shovels for a fixed shovel size will be maximum
Moist loam
Good common earth
Well blasted rock
Wet sticky clay
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 and R is the correct explanation of A
Both A and R is true but R is not the correct explanation of A
A is true but R is false
A is false but R is true
Pick up the incorrect statement from the following:
An activity of a project is denoted by an arrow on the net work
The tail of the arrow indicates the start of the activity
The head of the arrow indicates the end of the activity
The arrows are drawn to scale from left to right
Critical path
Is always longest
Is always shortest
May be longest
May be shortest
The critical activity has
Maximum float
Minimum float
Zero float
None of these
If t is the duration of an activity, t1 is the latest finish possible moment of its preceding activity and t2 is the earliest start possible moment, the independent float of the activity is
(t1 - t2) - t
t - (t1 - t2)
(t1 + t2) - t
t + (t1 - t2)
Final technical authority of a project lies with
Assistant Engineer
Executive Engineer
Superintending Engineer
Chief Engineer
Preliminary project report for a road project must contain
The detailed estimated cost based on detailed design
The several alternatives of the project that have been considered
The soil survey, traffic survey, concept design and approximate cost
The contract documents for inviting tenders
Pick up the incorrect statement from the following:
The difference between the earliest start time and latest finish time of any activity, is the maximum time available for the activity
The difference between the maximum time available for the job and actual time it consumes, is called total float
The difference between the latest start time and earliest start time of an activity, is called total float
None of these
A machine costs Rs. 20000 and its useful life is 8 years. The money is borrowed at 8% interest per annum. The capital recovery factor at 8% interest per annum for 8 years is 0.174. The annual equipment cost of the machine will be
Rs. 1740
Rs. 3480
Rs. 5220
Rs. 6960
The direct cost of a project with respect to normal time is
Minimum
Maximum
Zero
Infinite
Residential buildings are treated as
Light construction
Heavy construction
Industrial construction
Private construction