DB2 Study guides, Class notes & Summaries

Access plan - Answer A set of instructions generated at application compilation time that is created and managed by a DBMS. The access plan predetermines how an application's query will access the database at run time. Alias - Answer An alternative name for a column or table in a SQL statement. ALTER TABLE - Answer The SQL command used to make changes to table structure. When the command is followed by a keyword (ADD or MODIFY), it adds a column or changes column characteristics. AREA - A...

WGU C170 Chp 1, With Complete Verified Solution 2024. AREA in DB2, a named section of permanent storage space that is reserved to store the database. associative entity another name for composite entity, bridge entity or linking table bridge entity another name for composite entity, associative entity or linking table candidate key a minimal superkey; that is, a key that dows not contain a subset of attributes that is itself a superkey. closure A property of relational operators that p...

C170 Data Management Application Questions with solutions 2023 AREA In DB2, a named section of permanent storage space that is reserved to store the database. associative entity See composite entity. Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:09 / 0:15 Full screen bridge entity See composite entity. candidate key A minimal superkey; that is, a key that does not contain a subset of attributes that is itself a ...

Access plan - Answer-A set of instructions generated at application compilation time that is created and managed by a DBMS. The access plan predetermines how an application's query will access the database at run time. Alias - Answer-An alternative name for a column or table in a SQL statement. ALTER TABLE - Answer-The SQL command used to make changes to table structure. When the command is followed by a keyword (ADD or MODIFY), it adds a column or changes column characteristics. AREA - ...

Access plan - ANSWER A set of instructions generated at application compilation time that is created and managed by a DBMS. The access plan predetermines how an application's query will access the database at run time. Alias - ANSWER An alternative name for a column or table in a SQL statement. ALTER TABLE - ANSWER The SQL command used to make changes to table structure. When the command is followed by a keyword (ADD or MODIFY), it adds a column or changes column characteristics. AREA ...

A​ ________ is the smallest component in the computer system data hierarchy. A. field B. record C. file D. bit E. byte D. bit A​ ________ is a component in the computer system data hierarchy that includes content such as Student ID​ 100, Course IS​ 101, and Grade A. A. record B. byte C. bit D. field E. file D. field A​ ________ is a component in the computer system data hierarchy that consists of multiple records of the same type. A. bit B. rec...

C170 Chapter 1(Latest Update 2Area - ANSWER In DB2, a named section of permanent storage space that is reserved to store the database. candidate key - ANSWER A minimal superkey; that is, a key that does not contain a subset of attributes that is itself a superkey. See key. closure - ANSWER A property of relational operators that permits the use of relational algebra operators on existing tables (relations) to produce new relations. composite entity - ANSWER An entity designed to transfo...

Access plan - -A set of instructions generated at application compilation time that is created and managed by a DBMS. The access plan predetermines how an application's query will access the database at run time. Alias - -An alternative name for a column or table in a SQL statement. ALTER TABLE - -The SQL command used to make changes to table structure. When the command is followed by a keyword (ADD or MODIFY), it adds a column or changes column characteristics. AREA - -In DB2, a named se...

Area - ANSWER In DB2, a named section of permanent storage space that is reserved to store the database. candidate key - ANSWER A minimal superkey; that is, a key that does not contain a subset of attributes that is itself a superkey. See key. closure - ANSWER A property of relational operators that permits the use of relational algebra operators on existing tables (relations) to produce new relations. composite entity - ANSWER An entity designed to transform an M:N relationship into tw...

1. The DBMS acts as an interface between what two components of an enterprise-class database system? A. Database application and the database B. Data and the database C. The user and the database application D. Database application and SQL ________________________________________ 2. Which of the following products was an early implementation of the relational model developed by E.F. Codd of IBM? A. IDMS B. DB2 C. dBase-II D. R:base