What are the two main functions of transaction management in OLTP systems?
A: Information prediction
B: Concurrency control
C: Data collection
D: Recovery from failures
A: Information prediction
B: Concurrency control
C: Data collection
D: Recovery from failures
举一反三
- 中国大学MOOC: What are the two main functions of transaction management in OLTP systems?
- Management information systems generally depend on underlying transaction processing systems for their data.
- All of the following statements regarding accounting information systems are true except: () A: Accounting information systems collect and process data from transactions and events. B: Accounting information systems organize data in useful forms. C: Accounting information systems are crucial to effective decision making. D: Accounting information systems do not establish internal control procedures.
- All of the following statements regarding accounting information systems are true except: A: Accounting information systems collect and process data from transactions and events. B: Accounting information systems organize data in useful forms. C: Accounting information systems do not establish internal control procedures. D: Accounting information systems are crucial to effective decision making. E: Accounting information systems communicate information to business decision makers.
- What are the main functions of Database Management System A: Establishment and maintenance of database B: Data operation C: Database security management D: Administration of database integrity