What are the specifications that should be available in the internal auditor?

some specifications should be available in the internal auditor as

Intelligent, knowledge, Seasoned, Polite

the skills an ISO auditor must have Ask short questions and listenReflect right attitude, tone of voice, body language, and facial expressionsSmile and show eye contactAvoid interruptionsAvoid off-cuff and condescending remarksGive praise when appropriateShow interestBe tactful and politeShow patience and understandingRemember to say please and thank youAsk the right personDon`t say you understand when you do not Auditor skills and competence could include:Audit principles, procedures, and techniquesManagement system and reference documentsOrganizational situationsLaws, regulations, and other requirements Specific knowledge and skills for quality auditors could include:Quality methods and techniquesQuality terminologyQuality management tools and their applicationProcesses and products/services specific to the sector being audited