NATE Exam: Core Essentials
d70(very70important)70-70answer--
The70ability70to70utilize70all70types70of70communication70skills70is70____70to70the70HVAC
R70technician.
a.70not70as70important70as70"hands-on"70technical70skills
b.70somewhat70important
c.70unimportant
d.70very70important
d70(all70of70the70above:70clear,70complete,70concise)70-70answer--
It70is70important70to70be70____70in70filling70out70service70orders70so70that70office70staff,70
other70technicians,70and70customers70will70know70what70work70you70completed70on70the
70job.
a.70clear
b.70complete
c.70concise
d.70all70of70the70above
d70(Refrigerant)70-70answer--
When70explaining70to70a70customer70that70you70have70adjusted70the70system70charge,70
which70of70the70following70terms70is70most70appropriate?
a.70Freon
b.70Gas
c.70Juice
d.70Refrigerant
a70(can70help70you70diagnose70the70problem)70-70answer--
Listening70carefully70to70what70a70customer70is70telling70you70____.
a.70can70help70you70diagnose70the70problem
b.70is70a70waste70of70time
c.70is70not70necessary
d.70often70will70only70confuse70you
b70(listen70to70the70customer70first,70then70ask70questions)70-70answer--
When70you70arrive70at70a70service70call70and70meet70the70customer,70you70should70____
.
,a.70ask70questions70first,70then70listen70to70what70the70customer70has70to70say
b.70listen70to70the70customer70first,70then70ask70questions
c.70avoid70discussion70with70the70customer
d.70remind70the70customer70that70you70are70the70professional70and70get70on70with70your7
0work
b70(1,60070ft3)70-70answer--
What70is70the70volume70of70a70room70that70measures701070ft70by702070ft70with70an708-
ft70ceiling?
a.7080070ft3
b.701,60070ft3
c.702,40070ft3
d.703,20070ft3
b70(1,20070CFM)70-70answer--What70is70the70CFM70requirements70for70an701,800-
ft270house70with708-ft70ceilings,70if70five70air70changes70per70hour70are70needed?
a.7040070CFM
b.701,20070CFM
c.701,60070CFM
d.702,40070CFM
c70(1,60070CFM)70-70answer--What70is70the70CFM70requirement70for70an702,400-
ft270house70with708-ft70ceilings,70if70five70air70changes70per70hour70are70needed?
a.7040070CFM
b.701,20070CFM
c.701,60070CFM
d.702,40070CFM
a70(7970in2)70-70answer--What70is70the70cross-sectional70area70of70a7010-
in70round70metal70duct?
a.707970in2
b.7020070in2
c.7031470in2
d.7041870in2
Note:70Area70of70a70circle70=70π70x70radius^2
d70(1,80070ft/min)70-70answer--
How70fast70does70air70with70a70velocity70pressure70of700.2070in.70w.g.70move70through70a
70round70duct?
a.7040070ft/min
, b.701,20070ft/min
c.701,60070ft/min
d.701,80070ft/min
Note:70Velocity70=70400570x70(the70square70root70of70velocity70pressure)
d70(1,80070ft/min)70-70answer--
How70fast70does70air70with70a70velocity70pressure70of700.2070in70w.g.70move70through70a7
0square70duct?
a.7040070ft/min
b.701,20070ft/min
c.701,60070ft/min
d.701,80070ft/min
Note:70Velocity70=70400570x70(the70square70root70of70velocity70pressure)
d70(all70of70the70above:70honest,70loyal,70patient)70-70answer--
Customers70depend70on70you70to70be70____.
a.70honest
b.70loyal
c.70patient
d.70all70of70the70above
c70(demonstrate70system70operation70and70describe70basic70maintenance70procedures70
to70the70customer)70-70answer--
Before70leaving70a70service70call,70you70should70be70sure70to70____.
a.70ask70the70customer70for70referrals
b.70collect70payment70in70cash70if70possible
c.70demonstrate70system70operation70and70describe70basic70maintenance70procedures70
to70the70customer
d.70try70to70sell70the70customer70an70equipment70upgrade
d70(All70of70the70above:70it70can70cut70hard70or70soft70drawn70copper;70it70leaves70no70m
etal70shavings70to70contaminate70the70system;70it70produces70a70clean,70square70cut.)70-
70answer--What70is70the70advantage70of70using70a70tube70cutter70to70cut70copper70pipe?
a.70It70can70cut70hard70or70soft70drawn70copper
b.70It70leaves70no70metal70shavings70to70contaminate70the70system
c.70It70produces70a70clean,70square70cut
d.70All70of70the70above
a70(soft70drawn70copper)70-70answer--Spring-type70benders70may70be70used70on70____.
d70(very70important)70-70answer--
The70ability70to70utilize70all70types70of70communication70skills70is70____70to70the70HVAC
R70technician.
a.70not70as70important70as70"hands-on"70technical70skills
b.70somewhat70important
c.70unimportant
d.70very70important
d70(all70of70the70above:70clear,70complete,70concise)70-70answer--
It70is70important70to70be70____70in70filling70out70service70orders70so70that70office70staff,70
other70technicians,70and70customers70will70know70what70work70you70completed70on70the
70job.
a.70clear
b.70complete
c.70concise
d.70all70of70the70above
d70(Refrigerant)70-70answer--
When70explaining70to70a70customer70that70you70have70adjusted70the70system70charge,70
which70of70the70following70terms70is70most70appropriate?
a.70Freon
b.70Gas
c.70Juice
d.70Refrigerant
a70(can70help70you70diagnose70the70problem)70-70answer--
Listening70carefully70to70what70a70customer70is70telling70you70____.
a.70can70help70you70diagnose70the70problem
b.70is70a70waste70of70time
c.70is70not70necessary
d.70often70will70only70confuse70you
b70(listen70to70the70customer70first,70then70ask70questions)70-70answer--
When70you70arrive70at70a70service70call70and70meet70the70customer,70you70should70____
.
,a.70ask70questions70first,70then70listen70to70what70the70customer70has70to70say
b.70listen70to70the70customer70first,70then70ask70questions
c.70avoid70discussion70with70the70customer
d.70remind70the70customer70that70you70are70the70professional70and70get70on70with70your7
0work
b70(1,60070ft3)70-70answer--
What70is70the70volume70of70a70room70that70measures701070ft70by702070ft70with70an708-
ft70ceiling?
a.7080070ft3
b.701,60070ft3
c.702,40070ft3
d.703,20070ft3
b70(1,20070CFM)70-70answer--What70is70the70CFM70requirements70for70an701,800-
ft270house70with708-ft70ceilings,70if70five70air70changes70per70hour70are70needed?
a.7040070CFM
b.701,20070CFM
c.701,60070CFM
d.702,40070CFM
c70(1,60070CFM)70-70answer--What70is70the70CFM70requirement70for70an702,400-
ft270house70with708-ft70ceilings,70if70five70air70changes70per70hour70are70needed?
a.7040070CFM
b.701,20070CFM
c.701,60070CFM
d.702,40070CFM
a70(7970in2)70-70answer--What70is70the70cross-sectional70area70of70a7010-
in70round70metal70duct?
a.707970in2
b.7020070in2
c.7031470in2
d.7041870in2
Note:70Area70of70a70circle70=70π70x70radius^2
d70(1,80070ft/min)70-70answer--
How70fast70does70air70with70a70velocity70pressure70of700.2070in.70w.g.70move70through70a
70round70duct?
a.7040070ft/min
, b.701,20070ft/min
c.701,60070ft/min
d.701,80070ft/min
Note:70Velocity70=70400570x70(the70square70root70of70velocity70pressure)
d70(1,80070ft/min)70-70answer--
How70fast70does70air70with70a70velocity70pressure70of700.2070in70w.g.70move70through70a7
0square70duct?
a.7040070ft/min
b.701,20070ft/min
c.701,60070ft/min
d.701,80070ft/min
Note:70Velocity70=70400570x70(the70square70root70of70velocity70pressure)
d70(all70of70the70above:70honest,70loyal,70patient)70-70answer--
Customers70depend70on70you70to70be70____.
a.70honest
b.70loyal
c.70patient
d.70all70of70the70above
c70(demonstrate70system70operation70and70describe70basic70maintenance70procedures70
to70the70customer)70-70answer--
Before70leaving70a70service70call,70you70should70be70sure70to70____.
a.70ask70the70customer70for70referrals
b.70collect70payment70in70cash70if70possible
c.70demonstrate70system70operation70and70describe70basic70maintenance70procedures70
to70the70customer
d.70try70to70sell70the70customer70an70equipment70upgrade
d70(All70of70the70above:70it70can70cut70hard70or70soft70drawn70copper;70it70leaves70no70m
etal70shavings70to70contaminate70the70system;70it70produces70a70clean,70square70cut.)70-
70answer--What70is70the70advantage70of70using70a70tube70cutter70to70cut70copper70pipe?
a.70It70can70cut70hard70or70soft70drawn70copper
b.70It70leaves70no70metal70shavings70to70contaminate70the70system
c.70It70produces70a70clean,70square70cut
d.70All70of70the70above
a70(soft70drawn70copper)70-70answer--Spring-type70benders70may70be70used70on70____.
