DAD 220: 1.2: Database
Systems with complete verified
solutions
Database system requirements - answer Performance
Authorization
Security
Rules
Recovery
Transaction - answer A group of queries that must either
completed or rejected as a whole
Steps for database systems completing transactions - answer
Ensure transactions are processed completely or not at all
Prevent conflicts between concurrent transactions
Ensure transaction results are never lost
Database Architecture - answer is composed of models, policies,
rules or standards that govern which data is collected, and how it is
stored, arranged, integrated, and put to use in data systems and in
organizations.
Systems with complete verified
solutions
Database system requirements - answer Performance
Authorization
Security
Rules
Recovery
Transaction - answer A group of queries that must either
completed or rejected as a whole
Steps for database systems completing transactions - answer
Ensure transactions are processed completely or not at all
Prevent conflicts between concurrent transactions
Ensure transaction results are never lost
Database Architecture - answer is composed of models, policies,
rules or standards that govern which data is collected, and how it is
stored, arranged, integrated, and put to use in data systems and in
organizations.
