A critical ratio scheduling
Determines the status of each activity
Adjusts automatically changes in activity progress
Is a dynamic system
None of these
Correct Answer :
D. None of these
Related Questions
Free float for any activity is defined as the difference between
Its earliest finish time and earliest start time for its successor activity
Its latest start time and earliest start time
Its latest finish time and earliest start time for its successor activity
Its earliest finish time and latest start time for its successor activity
Construction team means
An engineer
An architect
An owner
All the above
Henry Gantt developed Bar charts for planning and scheduling of projects in
1880
1900
1920
1940
The basic action involved in sheep foot rolling is
Kneading
Pressing
Tamping
Vibration
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
10000 kg
12500 kg
22500 kg
5000 kg
In PERT analysis, the time estimates of activities and probability of their occurrence follow
Normal distribution curve
Poisson's distribution curve
Beta distribution curve
None of the above
Whenever an activity has zero total float, then
Free float of the activity must be zero but independent float need not be zero
Independent float must be zero but free float need not be zero
Free float and independent float both must be zero
Free float and independent float both need not be zero
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 correct statement from the following:
CPM analysis is activity oriented
PERT analysis is event oriented
In CPM, the time is related to cost
All the above
The main disadvantage of line organisation, is
Rigid structure
Extraordinary delay in communications
Top level executions over work
All the above
The technique for establishing and maintaining priorities among the various jobs of a project, is known
Event flow scheduling technique
Critical ratio scheduling
Slotting technique for scheduling
Short interval scheduling
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)
PERT analysis is based on
Optimistic time
Pessimistic time
Most likely time
All the above
A tractor shovel has a purchase price of Rs. 4.7 lacs and could save the organization an amount of rupees one lac per year on operating costs. The salvage value after the amortization period is 10% of the purchase price. The capital recovery period will be
3.7 years
4.23 years
5 years
7.87 years
If the excavation of earth is done manually then it costs Rs. 10 per cum. A machine can excavate at a fixed cost of Rs. 4000 plus a variable cost of Rs. 2 per cum. The quantity of earth for which the cost of excavation by machine will be equal to the cost of manual excavation is
500 cum
1000 cum
1500 cum
2000 cum
Output of a bulldozer is
(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 the tractor
Of these statement
(i) and (iii) are correct
(i) and (iv) are correct
(ii) and (iii) are correct
(ii) and (iv) are correct
An earth moving equipment costs Rs. 5,00,000 and has an estimated life of 10 years and a salvage value of Rs. 50,000. What uniform annual amount must be set aside at the end of each of the 10 years for replacement if the interest rate is 8% per annum and if the sinking fund factor at 8% per annum interest rate for 10 years is 0.069?
Rs. 31050
Rs. 34500
Rs. 37950
Rs. 50000
Consider the following statements for a power shovel: (i) Output can be increased by reducing the angle of swing for a given depth of cut. (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 optimum depth, (iv) Output can be increased by increasing the size of shovel. Of these statements
(ii), (iii) and (iv) are correct
(i), (ii) and (iv) are correct
(i), (iii) and (iv) are correct
(i) and (iv) are correct
If TL is the latest allowable event occurrence time, total activity slack(s), is equal to
LST-EST
LFT-EFT
TL-EFT
All the above
Which of the following excavators is most suitable for digging under water?
Drag line
Hoe
Clam shell
Dipper shovel
The estimated time required to perform an activity, is known as
Event
Dummy
Duration
Float
Modular co-ordination of construction means proper
Planning
Designing
Execution
All the above
Earliest finish of an activity is always
Greater than earliest event time of the following node
Less than earliest event time of the following node
Less than or equal to earliest event time of the following node
Greater than or equal to earliest event time of the following node
Pick up the correct statement from the following with regards to C.P.M. network analysis of projects
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
Earliest occurrence time of the event from which the activity arrow' originates, is called earliest start time of the activity
All the above
During the construction period, price variation clause in contracts caters to
Increase in rates of only important materials
Variation in cost in materials element, labour element and petrol-oillubricant element
Variation in total cost of the project on an ad hoc basis
Rate of inflation
The most popular type of organisation used for Civil Engineering Constructions, is
Line organisation
Line and staff organisation
Functional organisation
Effective organisation
Which of the following is a weakness of bar chart?
Interdependencies of activities
Project progress
Uncertainties
All of the above
In CPM analysis,
Emphasis is given to activities
Uncertainties are not allowed
Activities are represented by arrows
All the above
Pre-tender stage requires
Acquisition of land
Selection of site
Fmalisation of alignment of work
All the above
The difference between the time avail-to do a job and the time required to do the job, is known as
Event
Float
Duration
Constraint