handling and back-tracking of materials is too much

production control is more difficult and costly

routing and scheduling is more difficult

all of the above

relative values of a job

worker's performance on a job

worth of a machine

value of overall production

Each activity is represented by one and only one arrow in the network

Dangling must be avoided in a network diagram

Dummy activity consumes no time or resource

all of the above

an event

an activity

a duration

none of these

CPM

PERT

inventory control

all of these

An activity consume time and resources whereas an event do not consume time or resources

The performance of a specific task is called an activity

An event is an instantaneous point in time at which an activity begins or ends

The turning of a job on lathe is an event whereas job turned is an activity

one type of product is produced

product is standardised

product is manufactured in large quantities

all of the above

job-shop scheduling

inventory problems

traffic congestion studies

all of these

factory overheads

factory and administration overheads

factory, administration and sales overheads

factory, administration, sales overheads and profit

is not applied to all level of workers

is applied to all level of workers

does not guarantee minimum wage

is based upon efficiency of worker