Positive slack on a PERT indicates that project is
Ahead of schedule
Beyond schedule
As per schedule
On critical path
Correct Answer :
A. Ahead of schedule
Related Questions
A-B-C analysis
Is a basic technique of materials management
Is meant for relative inventory control
Does not depend upon the unit cost of the item but on its annual consumption
All of the above
Travel charts are used to
Analyse material handling
Determine inventory control difficulties
Plan material handling procedure and routes
All of the above
In micro-motion study, therblig is described by
A symbol
An event
An activity
Standard symbol and colour
A-B-C analysis is used in
CPM
PERT
Inventory control
All of these
The time by which the activity completion time can be delayed without affecting the start of succeeding activities, is known as
Duration
Total float
Free float
Interfering float
Process layout is employed
Where low volume of production is required
Where similar jobs are manufactured on similar machines
Where machines are arranged on functional basis
All of the above
Pick up the correct statement. Dummy activity on a PERT/CPM chart means, it
Consumes time, but no resources
Consumes resources but no time
Consumes neither time nor resources
Is a dangling event
Time study is carried out to determine the time required to complete job by
A slow worker
A fast worker
An average worker
An apprentice
Dispatching
Prescribes the sequence of operations to be followed
Determines the programme for the operations
Is concerned with the starting of processes
Regulates the progress of job through various processes
PMTP (predetermined motion time systems) include
MTM (method time measurement)
WFS (work factor systems)
BNTS (basic motion time study)
All of the above
Two alternatives can produce a product. First have a fixed cost of Rs. 2000 and a variable cost of Rs. 20 per piece. The second method has a fixed cost of Rs. 1500 and a variable cost of Rs. 30. The break even quantity between the two alternatives is
25
50
75
100
Queuing theory is associated with
Sales
Inspection time
Waiting time
Production time
A device used for lifting or lowering objects suspended from a hook at the end of retractable chains or cable is called
Hoist
Jib crane
Portable elevator
Chain conveyor
Material handling and plant location is analysed by
Gantt chart
Bin chart
Emerson chart
Travel chart
Percent idle time for men or machines is found by
Work sampling
Time study
Method study
Work study
Statistical quality control techniques are based on the theory of
Quality
Statistics
Probability
All of the above
Micro motion study is
Analysis of a man-work method by using a motion picture camera with a timing device in the field of view
Motion study observed on enhanced time intervals
Motion study of a sequence of operations conducted systematically
Study of man and machine conducted simultaneously
Work sampling is applied for
Estimation of the percentage utilisation of machine tools
Estimating the percentage of the time consumed by various job activities
Finding out time standards, specially where the job is not repetitive and where time study by stop watch method is not possible
All of the above
If A is the total items consumed per year, P is the procurement cost per order, and C is the annual inventory carrying cost per item, then the most economic ordering quantity is given by
AP/C
2AP/C
√(AP/C)
(AP/C)2
Standard time is defined as
Normal time + allowances
Normal time + idle time + allowances
Normal time + idle time
Only normal time for an operation
The critical activity has
Maximum float
Minimum float
Zero float
Average float
Slack represents the difference between the
Latest allowable time and the normal expected time
Latest allowable time and the earliest expected time
Proposed allowable time and the earliest expected time
Normal allowable time and the latest expected time
The procedure of modifying work content to give more meaning and enjoyment to the job by involving employees in planning, organisation and control of their work, is termed as
Job enlargement
Job enrichment
Job rotation
Job evaluation
A dummy activity
Is artificially introduced
Is represented by a dotted line
Does not require any time
All of the above
A systematic job improvement sequence will consist of
Motion study
Time study
Job enrichment
All of these
Scheduling
Prescribes the sequence of operations to be followed
Determines the programme for the operations
Is concerned with starting of processes
Regulates the progress of job through various processes
Routing is essential in the following type of industry
Assembly industry
Process industry
Job order industry
Mass production industry
The unit cost in case of batch production is ________ as compared to jobbing production.
Same
Low
High
None of these
Micro-motion study is
Enlarged view of motion study
Analysis of one stage of motion study
Minute and detailed motion study
Subdivision of an operation into therbligs and their analysis
Slack of various events on the critical path in PERT/CPM chart
Increases continuously
Decreases continuously
Remain constant
May increase or decrease depending on various factors