问题标题：
【急求这几道c++题的答案,英文更佳1.WhatdoesinheritancemeaninC++?SupposeyouhaveclassAandclassB,underwhichofthefollowingtwoconditionsclassBshouldinheritfromclass（1）AisapartofB.（2）BisakindofA.2.Whens】
问题描述：
急求这几道c++题的答案,英文更佳
1.WhatdoesinheritancemeaninC++?SupposeyouhaveclassAandclassB,underwhichofthefollowingtwoconditionsclassBshouldinheritfromclass
（1）AisapartofB.
（2）BisakindofA.
2.Whenshouldthekeywordvirtualbeplacedbeforeamemberfunctionofaclass?Doallofthevirtualmemberfunctionshavetobeoverriddeninthederivedclass?Ifnot,why?
3.DoesC++supportmultipleinheritance?Somepeoplethinkthatmultipleinheritancecancauseavarietyofambiguityproblems.Trytoexplainwhatproblemswillmultipleinheritancecauseandhowtoavoidthem.
4.WhatoperatorscannotbeoverloadedinC++?Whatrestrictionappliestooverloadingthefollowingoperators?
=,(),[],and->.
傅建奇回答：
1.Inheritanceallowsonedatatypetoacquirepropertiesofotherdatatypes.the2ndcondition(BisakindofA)2.(1)Whenaclassishavingserveralbaseclassesandthecallofmemberfunctionisam...
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