Critical path lies along the activities having total float
Positive
Negative
Zero
Same
Correct Answer :
C. Zero
Related Questions
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
For the execution of a project, a contractor is
A person
A firm
An agency
All the above
Construction team means
An engineer
An architect
An owner
All the above
The grade resistance factor for an earth moving machine can be obtained by multiplying grade percentage by a factor approximately equal to
2 kg/tonne
6 kg/tonne
9 kg/tonne
20 kg/tonne
The original cost of an equipment is Rs.10,000. Its salvage value at the end of its total useful life of five years is Rs. 1,000. Its book value at the end of two years of its useful life (as per straight line method of evaluation of depreciation) will be
Rs. 8,800
Rs. 7,600
Rs. 6,400
Rs. 5,000
Power stations are generally treated as
Light construction
Heavy construction
Industrial construction
Electrical construction
Time and progress chart of a construction, is also known as
Bar chart
Gantt chart
Modified Mile stone chart
All the above
The part of a derrick crane include (i) Mast (ii) Boom (iii) Bull wheel (iv) Jack Of these statements
(i), (ii) and (iv) are correct
(ii), (iii) and (iv) are correct
(i), (iii) and (iv) are correct
(i), (ii) and (iii) are correct
A CPM family includes
CPA (Critical Path Analysis)
CPP (Critical Path Plotted)
MCE (Minimum Cost Expenditure)
All the above
Select the incorrect statement.
Start float and finish float are always equal.
Total float can be either start float or finish float.
Start float and finish float need not be equal.
Start float and finish float are the differences between activity times and not event times.
Updating may result in
Change of critical path
Decrease of project completion time
Increase of project completion time
All of the above
A Milestone chart
Shows the interdependencies of various jobs
Depicts the delay of jobs, if any
Points outgoing ahead of schedule of jobs, if any
None of these
The time by which activity completion time can be delayed without affecting the start of succeeding activities, is known as
Duration
Total float
Free float
Interfering float
For excavating utility trenches with precise control of depth, the excavation equipment used is
Hoe
Shovel
Dragline
None of the above
Select the correct statement.
Activity arrows in a CPM network are drawn to scale
The tail of an arrow represents the finish of an activity
Arrow bead represents the start of an activity
None of the above
The time corresponding to minimum total project cost is
Crash time
Normal time
Optimistic time
Between normal time and crash time
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
Frequency distribution curves
Having a single lump, are called uninodal curves
If symmetrical, are called normal curves
If not symmetrical, are called skew curves
All the above
Pick up the incorrect statement from the following:
The activity is the time consuming part of a project
The beginning and end of a job, are called events
The activity which consumes maximum time, is called a node
Logically and sequentially connected activities and events form a network
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
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
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
8 days
9 days
10 days
15 days
Works costing less than Rs. 20,000 are treated as
Any project
Major projects
Minor projects
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
Total float for any activity is defined as the difference between
Its latest finish time and earliest start time for its successor activity
Its latest start time and earliest start time
Its latest start time and earliest finish time
Its earliest finish time and earliest start time for its successor activity
The artificial activity which indicates that an activity following it, cannot be started unless the preceding activity is complete, is known as
Event
Free float
Dummy
Constraint
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
Pre-tender stage requires
Acquisition of land
Selection of site
Fmalisation of alignment of work
All the above
Critical path
Is always longest
Is always shortest
May be longest
May be shortest
The direct cost of a project with respect to normal time is
Minimum
Maximum
Zero
Infinite