PMP Exam Chapter 10 Communication Management Question and Answers | Latest & Updated 2026

PMP Exam Chapter 10
Communication Management
Question and Answers | Latest
& Updated 2026
1.BHowBmanyBadditionalBchannelsBofBcommunicationBareBthereBifBtheBnumberBofBstakeholder
sBincreasesBfromB11BtoB13?B

A.B55B

B.B23B

C.B78B

D.B133B-BAnswerB.B23



ToBanswerBthisBquestionByouBmustBrememberBtheBformulaBforBDidacticBCommunication:B(nB*
B(n-
1))B/B2BwhereBnBrepresentsBtheBnumberBofBpeopleBinBquestion.BThisBquestionBisBaskingBthe
BdifferenceBsoByouBmustBcalculateBtheBnumberBofBchannelsBforBeachBsituationBandBthenBcalc
ulateBtheBdifferenceBbetweenBtheBtwo.



2.BHowBmanyBadditionalBchannelsBofBcommunicationBareBthereBifBtheBnumberBofBstakeholder
sBincreasesBfromB7BtoB9?B

A.B15B

B.B36B

C.B21B

D.B19B-BAnswerA.B15



ToBanswerBthisBquestionByouBmustBrememberBtheBformulaBforBDidacticBCommunication:B(nB*
B(n-
1))B/B2BwhereBnBrepresentsBtheBnumberBofBpeopleBinBquestion.BThisBquestionBisBaskingBthe
BdifferenceBsoByouBmustBcalculateBtheBnumberBofBchannelsBforBeachBsituationBandBthenBcalc
ulateBtheBdifferenceBbetweenBtheBtwo.



3.BHowBmanyBchannelsBofBcommunicationBexistBifByourBprojectBhasB8Bstakeholders?B

A.B31B

B.B56B

,C.B28B

D.B48B-BAnswerC.B28



ToBanswerBthisBquestionByouBmustBrememberBtheBformulaBforBDidacticBCommunication:B(nB*
B(n-1))B/B2BwhereBnBrepresentsBtheBnumberBofBpeopleBinBquestion.



4.BHowBmanyBchannelsBofBcommunicationBexistBifByourBprojectBhasB15Bstakeholders?B

A.B125B

B.B78B

C.B64B

D.B105B-BAnswerD.B105



ToBanswerBthisBquestionByouBmustBrememberBtheBformulaBforBDidacticBCommunication:B(nB*
B(n-1))B/B2BwhereBnBrepresentsBtheBnumberBofBpeopleBinBquestion.



5.BHowBmanyBadditionalBchannelsBofBcommunicationBareBthereBifBtheBnumberBofBstakeholder
sBincreasesBfromB15BtoB17?B

A.B31B

B.B59B

C.B105B

D.B136B-BAnswerA.B31B



ToBanswerBthisBquestionByouBmustBrememberBtheBformulaBforBDidacticBCommunication:B(nB*
B(n-
1))B/B2BwhereBnBrepresentsBtheBnumberBofBpeopleBinBquestion.BThisBquestionBisBaskingBthe
BdifferenceBsoByouBmustBcalculateBtheBnumberBofBchannelsBforBeachBsituationBandBthenBcalc
ulateBtheBdifferenceBbetweenBtheBtwo.



6.BHowBmanyBchannelsBofBcommunicationBexistBifByourBprojectBhasB12Bstakeholders?B

A.B54B

B.B66B

C.B74B

D.B90B-BAnswerB.B66

, ToBanswerBthisBquestionByouBmustBrememberBtheBformulaBforBDidacticBCommunication:B(nB*
B(n-1))B/B2BwhereBnBrepresentsBtheBnumberBofBpeopleBinBquestion.



7.BHowBmanyBadditionalBchannelsBofBcommunicationBareBthereBifBtheBnumberBofBstakeholder
sBincreasesBfromB9BtoB12?B

A.B24B

B.B30B

C.B36B

D.B54B-BAnswerB.B30B



ToBanswerBthisBquestionByouBmustBrememberBtheBformulaBforBDidacticBCommunication:B(nB*
B(n-
1))B/B2BwhereBnBrepresentsBtheBnumberBofBpeopleBinBquestion.BThisBquestionBisBaskingBthe
BdifferenceBsoByouBmustBcalculateBtheBnumberBofBchannelsBforBeachBsituationBandBthenBcalc
ulateBtheBdifferenceBbetweenBtheBtwo.



8.BHowBmanyBchannelsBofBcommunicationBexistBifByourBprojectBhasB18Bstakeholders?B

A.B153B

B.B94B

C.B136B

D.B86B-BAnswerA.B153



ToBanswerBthisBquestionByouBmustBrememberBtheBformulaBforBDidacticBCommunication:B(nB*
B(n-1))B/B2BwhereBnBrepresentsBtheBnumberBofBpeopleBinBquestion.



9.BYourBprojectBhasBrunBintoBaBseriesBofBhighlyBcomplexBproblemsBthatBmustBbeBsolved.BIncr
easingBtheBuseBofBwhatBtypeBofBcommunicationBisBlikelyBtoBimproveBtheBoddsBofBsuccess?B

A.BWrittenB

B.BFormalB

C.BInformalB

D.BVerbalB-BAnswerA.BWrittenB



PMI®BbreaksBdownBtheBtypesBofBcommunicationBasBformalBvs.BinformalBandBverbalBvs.Bwritte
n.BTheBmoreBcomplexBtheBsituationBtheBmoreBwritten,BformalBcommunicationBisBbeneficial.