1. CSEN 5314 Quiz 1

2. A data model is a collection of concepts that can be used to describe the ___________ of a database. a. structure b. extension c. state d. instance A ________________ is a collection of software that supports the creation, use, and maintenance of databases. a. database administrator b. database c. database management system d. data model Data stored in database at a particular moment in time is a database ____________. a. schema b. state c. intention d. meta-data A _____________ is a unit of work that includes one or more reads or updates of database records, and it should be processed reliably without interference from other users and without loss of data due to failures. a. Client/Server b. Transaction c. Data model d. Schema

3. A data model is a collection of concepts that can be used to describe the ___________ of a database. a. structure b. extension c. state d. instance A ________________ is a collection of software that supports the creation, use, and maintenance of databases. a. database administrator b. database c. database management system d. data model Data stored in database at a particular moment in time is a database ____________. a. schema b. state c. intention d. meta-data A _____________ is a unit of work that includes one or more reads or updates of database records, and it should be processed reliably without interference from other users and without loss of data due to failures. a. Client/Server b. Transaction c. Data model d. Schema