SCM 300 EXAM 2 DAVILA QUESTIONS
WITH CORRECT ANSWERS
Goal7of7waiting7line7management7-7answer-
Balance7the7cost7paid7by7the7customers7(time)7with7the7cost7paid7by7the7company7(mon
ey7paid7to7maintain7the7system)
Parts7of7a7waiting7line7system7-7answer-Input7Source
Waiting7Line
Service7Facility
47Managerial7Consideration7in7Queues7-7answer-customers
waiting7line7
employees7
service7facilities
Basic7waiting7line7terminology7-7answer--queue*:7line.
-channel*:7line.7refers7to7the7number7of7lines7available7at7each7step.7
-phase*:7a7single7step7in7a7process.7
-
infinite7population7of7customers*:7the7number7of7possible7customers7that7may7come7int
o7the7store7is7very7high7(or7unlimited.)7When7a7customer7enters7the7system,7the7odds7o
f7another7entering7the7system7are7not7impacted7in7any7significant7manner.
-
finite7population7of7customers*:7The7number7of7customers7is7limited.7Example:7If7you7ha
ve7a7bus7company7that7has7107busses,7then7your7company's7repair7shop7has7a7finite7p
opulation7of7107busses.7If717bus7is7in7the7shop7only797others7are7left7in7the7population.7
The7odds7of7a72nd7bus7entering7the7system7decline.
Balking7-7answer-
When7a7potential7customer7sees7the7line,7but7never7joins7the7line7because7they7think7it7
looks7too7long7and/or7too7slow.
, Reneging7-7answer-customer7joins7the7line7gets7frustrated7and7leaves7the7line
Trade-offs7in7managing7waiting7lines7-7answer-
add7more7workers7and7the7company7pays7more7money7but7the7customer's7time7in7the7li
ne7will7decrease.7On7the7other7hand,7limit7the7technology7available7to7the
7employees7and7the7company's7costs7decrease,7of7course7the7customer7will7get7a7dimin
ished7service7and7likely7need7to7wait7longer7in7the7line.
Managerial7decisions7in7queuing7-7answer-
Finite7populations7-7answer-The7number7of7customers7is7limited
Infinite7populations7-7answer-
the7number7of7possible7customers7that7may7come7into7the7store7is7very7high
Jockeying7-7answer-
Line7jumping7-7answer-
47retailing7options7-7answer-1)7Brick7and7Mortar7-
7All7products7and7services7are7sold7to7customers7from7physical7stores.7Example:7McDo
nald's
2)7Online7or7E-tailing-
7All7products7and7services7are7sold7to7customers7through7an7online7website.7Example:7
Amazon.com
3)7Bricks7and7clicks7-
7Products7can7be7bought7from7a7physical7store7or7from7an7online7system.7Example:7Bar
nes7and7Noble7and7BN.com
4)7Clicks7and7calls7-
7In7addition7to7taking7orders7via7the7company7website,7some7companies7will7also7offer7s
ales7via7the7phone.7Examples:7Lands'7End7and7L.L.7Bean
Omni-channel7retailing7-7answer-
Retailers7that7are7fully7committed7to7engaging7customers7via7catalogs,7phone7calls,7we
bsites,7email,7internet7chatrooms,7social7media7sites7or7mobile7app7and7in7store
37retail7sources7of7supply7-7answer-1)7Manufacturers7-
7These7are7the7companies7that7actually7create7the7finished7goods.7Retailers7then7buy7t
he7goods7and7that7retailer7is7responsible7for7distribution7and7storage.
2)7Wholesalers7-
7These7organizations7purchase7goods7from7manufacturers.7Typically7they7purchase7an7
assortment7of7goods7from7many7manufacturers,7thus7a7retail7company7could7purchase7
all7of7their7electronics7from7a7single7wholesaler7versus7having7to7purchase7from7each7in
dividual7manufacturer.
WITH CORRECT ANSWERS
Goal7of7waiting7line7management7-7answer-
Balance7the7cost7paid7by7the7customers7(time)7with7the7cost7paid7by7the7company7(mon
ey7paid7to7maintain7the7system)
Parts7of7a7waiting7line7system7-7answer-Input7Source
Waiting7Line
Service7Facility
47Managerial7Consideration7in7Queues7-7answer-customers
waiting7line7
employees7
service7facilities
Basic7waiting7line7terminology7-7answer--queue*:7line.
-channel*:7line.7refers7to7the7number7of7lines7available7at7each7step.7
-phase*:7a7single7step7in7a7process.7
-
infinite7population7of7customers*:7the7number7of7possible7customers7that7may7come7int
o7the7store7is7very7high7(or7unlimited.)7When7a7customer7enters7the7system,7the7odds7o
f7another7entering7the7system7are7not7impacted7in7any7significant7manner.
-
finite7population7of7customers*:7The7number7of7customers7is7limited.7Example:7If7you7ha
ve7a7bus7company7that7has7107busses,7then7your7company's7repair7shop7has7a7finite7p
opulation7of7107busses.7If717bus7is7in7the7shop7only797others7are7left7in7the7population.7
The7odds7of7a72nd7bus7entering7the7system7decline.
Balking7-7answer-
When7a7potential7customer7sees7the7line,7but7never7joins7the7line7because7they7think7it7
looks7too7long7and/or7too7slow.
, Reneging7-7answer-customer7joins7the7line7gets7frustrated7and7leaves7the7line
Trade-offs7in7managing7waiting7lines7-7answer-
add7more7workers7and7the7company7pays7more7money7but7the7customer's7time7in7the7li
ne7will7decrease.7On7the7other7hand,7limit7the7technology7available7to7the
7employees7and7the7company's7costs7decrease,7of7course7the7customer7will7get7a7dimin
ished7service7and7likely7need7to7wait7longer7in7the7line.
Managerial7decisions7in7queuing7-7answer-
Finite7populations7-7answer-The7number7of7customers7is7limited
Infinite7populations7-7answer-
the7number7of7possible7customers7that7may7come7into7the7store7is7very7high
Jockeying7-7answer-
Line7jumping7-7answer-
47retailing7options7-7answer-1)7Brick7and7Mortar7-
7All7products7and7services7are7sold7to7customers7from7physical7stores.7Example:7McDo
nald's
2)7Online7or7E-tailing-
7All7products7and7services7are7sold7to7customers7through7an7online7website.7Example:7
Amazon.com
3)7Bricks7and7clicks7-
7Products7can7be7bought7from7a7physical7store7or7from7an7online7system.7Example:7Bar
nes7and7Noble7and7BN.com
4)7Clicks7and7calls7-
7In7addition7to7taking7orders7via7the7company7website,7some7companies7will7also7offer7s
ales7via7the7phone.7Examples:7Lands'7End7and7L.L.7Bean
Omni-channel7retailing7-7answer-
Retailers7that7are7fully7committed7to7engaging7customers7via7catalogs,7phone7calls,7we
bsites,7email,7internet7chatrooms,7social7media7sites7or7mobile7app7and7in7store
37retail7sources7of7supply7-7answer-1)7Manufacturers7-
7These7are7the7companies7that7actually7create7the7finished7goods.7Retailers7then7buy7t
he7goods7and7that7retailer7is7responsible7for7distribution7and7storage.
2)7Wholesalers7-
7These7organizations7purchase7goods7from7manufacturers.7Typically7they7purchase7an7
assortment7of7goods7from7many7manufacturers,7thus7a7retail7company7could7purchase7
all7of7their7electronics7from7a7single7wholesaler7versus7having7to7purchase7from7each7in
dividual7manufacturer.