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Join Now! 840-450 DTBAD Exam Number: Associated Certifications: Duration: Available Languages: Registration: Exam Policies: Exam Tutorial: Register for Course: 840-450 DTBAD Cisco Business Architecture Practitioner 90 minutes ... Mastering the Cisco Business Architecture Discipline (840-450) Exam Description The Mastering the Cisco Business Architecture Discipline (DTBAD) exam (840-450) is a 90-minute, 60–70 question assessm...