Section 2 of the Constitution of Australia

The functions and roles of the Governor-General include appointing ambassadors, ministers and judges, giving royal assent to legislation, issuing writs for elections and bestowing honours.The Governor-General is President of the Federal Executive Council and Commander-in-Chief of the Australian Defence Force.[1] All these things are done and all these posts are held under the authority of the Australian Constitution.The term of office is at the King's pleasure but it is usually 5 years.A Governor-General appointed by the Queen shall be Her Majesty’s representative in the Commonwealth, and shall have and may exercise in the Commonwealth during the Queen's pleasure, but subject to this Constitution, such powers and functions of the Queen as Her Majesty may be pleased to assign to him.
Governor-GeneralAustraliaAustralian monarchKing Charles IIIambassadorsjudgesroyal assentFederal Executive CouncilAustralian Defence ForceAustralian ConstitutionNational Museum of AustraliaAustLIIConstitution of AustraliaParliamentChapter I of the Constitution of Australia: The LegislatureSection 51 of the Constitution of AustraliaHouse of RepresentativesSenate CabinetChapter II of the Constitution of Australia: The ExecutiveSection 61 of the Constitution of AustraliaMonarchy Federal Executive CouncilHigh CourtChapter III of the constitution of Australia: CourtsSection 75 of the Constitution of Australia Boilermakers' CaseInter-State CommissionAustralian Constitutional LawResponsible governmentSeparation of powersFederalismImplied freedom of political communicationImplied immunity of instrumentalities Reserve power (sovereign) Reserved State powersReferendum processSenate elections (1906)1st State debts (1910)2nd State debts (1928)Social services (1946)Aboriginals (1967)Casual vacancies (1977)Referendums (1977)Retirement of judges (1977)Statute of Westminster 1931Statute of Westminster Adoption Act 1942Australia Act 1986Australian Constitution (Public Record Copy) Act 1990Constitutional history of AustraliaThe DismissalConstitutional Conventions2017–18 Australian parliamentary eligibility crisisList of proposed states of AustraliaRepublicanism in AustraliaSeparatist movements within AustraliaI: The ParliamentII: The Executive GovernmentIII: The JudicatureIV: Finance and TradeV: The StatesVI: New StatesVII: MiscellaneousVIII: Alteration of the ConstitutionEnumerated legislative powers (Section 51)(i) Interstate trade and commerce(ii) Taxation(v) Post and telegraph (communication)(vi) Defence(xii) Currency(xx) Corporations(xxvi) Race(xxvii) Immigration(xxix) External affairs(xxx) Pacific islands(xxxi) Acquisition of property(xxxv) Conciliation and arbitration(xxxvii) Referral(xxxviii) Imperial