Oracle 1z0-144 Exam With Confidence Using Practice Dumps

It is a private variable defined in a procedure or function within a package body whose value is consistent within a user session.

It is a public variable in a package specification whose value is consistent within a user session.

It is a private variable in a package body whose value is consistent across all current active sessions.

It is a public variable in a package specification whose value is always consistent across all current active sessions.

when you want to retrieve an entire row from a table and perform calculations

when you know the number of elements in advance and the elements are usually accessed sequentially

when you want to create a separate lookup table with multiple entries for each row of the main table, and access it through join queries

when you want to create a relatively small lookup table, where the collection can be constructed in memory each time a subprogram is invoked

A procedure can contain a return statement without a value.

A function can return multiple values using a single return clause.

A procedure can be executed as part of a SQL expression or as a PL/SQL statement,

A function can contain zero or more parameters that are transferred from the calling environment.