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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Working with Oracle Database SQL | 8% | - Start up and shut down a database - Describe the Oracle Database architecture - Explain the installation of Oracle Database software - Create a container database |
| Topic 2: Using DDL Statements to Create and Manage Tables | 14% | - Drop, rename, and truncate tables - Create a simple table - Describe the data types that are available for columns - Review the table structure - Categorize the main database objects - Alter table definitions |
| Topic 3: Using Set Operators | 5% | - Use a set operator to combine multiple queries into a single query - Describe set operators - Describe the order of precedence when the set operators are used |
| Topic 4: Restricting and Sorting Data | 6% | - Limit the rows that are retrieved by a query - Use DEFINE and UNDEFINE commands - Sort the rows that are retrieved by a query - Use ampersand substitution to restrict and sort output at runtime |
| Topic 5: Using Conversion Functions and Conditional Expressions | 10% | - Describe implicit and explicit data type conversion - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions - Use conditional IF THEN ELSE logic in a SELECT statement - Apply the NVL, NULLIF, and COALESCE functions to data |
| Topic 6: Using Subqueries to Solve Queries | 15% | - List the types of subqueries - Write single-row and multi-row subqueries - Define subqueries - Describe the types of problems that subqueries can solve |
| Topic 7: Retrieving Data Using the SQL SELECT Statement | 5% | - List the capabilities of SQL SELECT statements - Differentiate between SQL statements and SQL*Plus commands - Execute a basic SELECT statement |
| Topic 8: Using Single-Row Functions to Customize Output | 10% | - Describe the differences between single-row and multiple-row functions - Manipulate numbers with the ROUND, TRUNC, and MOD functions - Perform arithmetic with date data - Manipulate strings with character function in the SELECT and WHERE clauses - Manipulate dates with the date functions |
| Topic 9: Reporting Aggregated Data Using Group Functions | 15% | - Include or exclude grouped rows by using the HAVING clause - Describe the use of group functions - Identify the available group functions - Group data by using the GROUP BY clause |
| Topic 10: Displaying Data from Multiple Tables Using Joins | 15% | - View data that does not meet a join condition by using outer joins - Join a table to itself by using a self-join - Cross join tables - Write SELECT statements to access data from more than one table using equijoins and non-equijoins |
| Topic 11: Controlling User Access | 5% | - Distinguish between granting privileges and roles - Grant privileges on tables and on a view - Differentiate system privileges from object privileges |
| Topic 12: Creating Other Schema Objects | 10% | - Create, maintain, and use sequences - Create and maintain indexes - Create synonyms for database objects - Create, modify, and retrieve data from a view |
| Topic 13: Manipulating Data | 14% | - Insert rows into a table - Control transactions - Describe each data manipulation language (DML) statement - Update rows in a table - Delete rows from a table |
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NEW QUESTION # 203
Examine the description of the PROMOTIONS TABLE:
You want to display the unique is promotion costs in each promotion category.
Which two queries can be used?
Answer: C,E
NEW QUESTION # 204
Which three are true about the CREATE TABLE command? (Choose three.)
Answer: B,C,E
NEW QUESTION # 205
Which two statements are true regarding the execution of the correlated subqueries?
(Choose two.)
Answer: A,D
NEW QUESTION # 206
You must create a table EMPLOYEES in which the values in the columns EMPLOYEES_ID and LOGIN_ID must be unique and not null. (Choose two.) Which two SQL statements would create the required table?
Answer: C,E
NEW QUESTION # 207
Which three statements are true about Structured Query Language (SQL)?
Answer: C,D,E
NEW QUESTION # 208
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