$.\_\_\_\_\_\_\_\_$ measures the time interval between when a product enters production $($started$)$ and when it is completed $($finished$).$

a$.$ Product life cycle

b$.$ Operating cycle

c$.$ Lead time

d$.$ None of these choices are correct.

abcd

$2.$All of the following are lead time terms and classifications except $\_\_\_\_\_\_\_\_\_\_$ time.

a$.$ operating cycle

b$.$ value$-$added

c$.$ non$-$value$-$added

d$.$ within$-$batch wait

abcd

$3.$If manufacturing processes are organized around a product, the company has a $\_\_\_\_\_\_\_\_\_\_$ layout.

a$.$ manufacturing$-$oriented

b$.$ product$-$oriented

c$.$ process$-$oriented

d$.$ None of these choices are correct.

abcd

$4.$The last step in Six Sigma is $\_\_\_\_\_\_\_\_.$

a$.$ define

b$.$ control

c$.$ analyze

d$.$ improve

abcd