Which of the following is not true about PL SQL?
Q 2 – Which of the following is not true about PL/SQL loop structures? … B – The WHILE loop repeats a statement or group of statements while a given condition is true. C – The FOR loop executes a sequence of statements multiple times and abbreviates the code that manages the loop variable.
Which of the following is not true about PL SQL nested table?
Which of the following is not true about PL/SQL nested tables? Nested table is similar to declaration of an index-by table along with INDEX BY clause. A nested table can be stored in a database column. Elements of a nested table could be a %ROWTYPE of any database table.
Which of the following is true about PL SQL?
Q 3 – Which of the following is true about the PL/SQL language? A – PL/SQL provides access to predefined SQL packages. B – PL/SQL provides support for Object-Oriented Programming. C – PL/SQL provides support for Developing Web Applications and Server Pages.
Which of the following is not valid is PL SQL?
Which SQL function is used to count the number of rows in a SQL query?
|Q.||Which of the following is NOT VALID is PL/SQL?|
|D.||date1 date := sysdate|
|Answer» b. NUM1, NUM2 number;|
Which of the following is not true about PL SQL constants and literals *?
Which of the following is not true about PL/SQL constants and literals? A constant holds a value that once declared, does not change in the program. The CONSTANT declaration cannot impose the NOT NULL constraint. A constant is declared using the CONSTANT keyword.
Which of the following is not a PL SQL unit Mcq?
4. ____________is not a PL/SQL unit. Table is not a PL/SQL unit.
Which of the following is true about PL SQL package body Mcq?
Which of the following is true about PL/SQL package body? The package body has methods declared in package specification and private. It is created using the CREATE PACKAGE Statement.
What is nested table in PL SQL?
Nested tables are single-dimensional, unbounded collections of homogeneous elements. First, a nested table is single-dimensional, meaning that each row has a single column of data like a one-dimension array. Second, a nested table is unbounded. It means that the number of elements of a nested table is predetermined.
What is Varray in PL SQL?
Description The varray (variable size array) is one of the three types of collections in PL/SQL (associative array, nested table, varray). The varray’s key distinguishing feature is that when you declare a varray type, you specify the maximum number of elements that can be defined in the varray.
What is true about PL SQL functionalities?
What is TRUE about PL/SQL functionalities? Conditions and loops are fundamental elements of procedural languages like PL/SQL. Various types and variables can be declared, as can procedures and functions, as well as types and variables of those types.
Which of the following is not valid SQL type?
Explanation: DECIMAL is not a valid SQL type because it is nothing but numeric only in SQL. NUMERIC has fixed precision, and scale numbers range from -10^38+1 to 10^38-1.
Which of the following are the features of PL SQL?
Features of PL/SQL
- PL/SQL is tightly integrated with SQL.
- It offers extensive error checking.
- It offers numerous data types.
- It offers a variety of programming structures.
- It supports structured programming through functions and procedures.
- It supports object-oriented programming.
Which of the following is not a key in SQL Server?
Which of the following is not a Key in SQL Server? Explanation: Except Secondary all are the types of key in SQL server. 4. What is true about Unique and primary key?