58) Relational databases represent relationships using ________.
A) foreign keys
B) file systems
C) metadata
D) unique identifiers
59) Metadata are ________.
A) code used for server-side processing
B) error logs of databases
C) data that describe data
D) encrypted data transmissions
60) A(n) ________ is a program used to create, process, and administer a database.
A) operating system
B) DBMS
C) information system
D) data mart
61) Which of the following is an example of a database management system?
A) MS Excel
B) BigData
C) NoSQL
D) Access
62) Identify the open source DBMS product among the following.
A) MySQL
B) DB2
C) Access
D) Oracle Database
63) Which of the following is true of MySQL?
A) It is offered by Oracle.
B) It is license-free for most applications.
C) It is a closed-source database product.
D) It is yet to be widely adopted.
64) When you modify or delete data present in a database, you are ________.
A) creating a new database
B) forming a data model
C) simplifying the data structure
D) processing the database
65) Which of the following is an international standard language for processing a database?
A) Cassandra
B) DB2
C) SQL
D) MS Access
66) Which of the following is a developmental task of database administration?
A) creating and staffing the DBA function
B) monitoring backup procedures
C) conducting training for users
D) managing configuration changes in systems
67) Identify the type of task that a database administrator is performing when validating the data model to be used in a database management system.
A) development
B) adaptation
C) backup and recovery
D) operation
