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| Section | Objectives |
|---|---|
| Topic 1: Using the Set Operators | - Describe set operators (UNION, UNION ALL, INTERSECT, MINUS) - Use set operators to combine multiple queries into a single query |
| Topic 2: Using Single-Row Functions to Customize Output | - Describe the use of conversion functions (TO_CHAR, TO_NUMBER, TO_DATE) - Describe various types of functions available in SQL - Use CASE and DECODE for conditional expressions - Use character, number, and date functions in SELECT statements |
| Topic 3: Introduction to Oracle Database | - Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others) - Explain Oracle Database server architecture - Explain database storage structures (data blocks, segments, tablespaces, data files) - Describe Oracle Database Cloud Service (DBCS) architecture and features - Describe Oracle Database architecture - Describe Oracle Database instance and memory structures |
| Topic 4: Managing Schema Objects | - Create indexes and views - Create and modify tables - Manage sequences and synonyms - Manage constraints (NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK) |
| Topic 5: Understanding Oracle Database Architecture - Oracle Database Instance | - Describe the background processes - Explain the memory structures (SGA, PGA) - Understand Oracle Database instance management |
| Topic 6: Managing Oracle Database Instances | - View the alert log and access dynamic performance views - Start up and shut down an Oracle Database instance - Use the Automatic Diagnostic Repository (ADR) - Manage initialization parameter files (SPFILE, PFILE) |
| Topic 7: Retrieving Data using the SQL SELECT Statement | - Use scalar and correlated subqueries - Use SQL row functions (character, number, date, conversion, general) - List the capabilities of SQL SELECT statements - Use the ORDER BY clause - Execute a basic SELECT statement - Describe how schema objects work |
| Topic 8: Managing Users, Roles, and Privileges | - Create and manage roles - Create and manage database user accounts - Differentiate system privileges and object privileges - Grant and revoke privileges |
| Topic 9: Understanding Oracle Database Architecture - Database Storage Structures | - Manage space in tablespaces - Create and manage tablespaces - Describe the logical and physical database structures - Describe tablespaces and data files |
| Topic 10: Managing Data in Different Time Zones | - Describe the use of datetime functions (CURRENT_DATE, EXTRACT, LOCALTIMESTAMP) - Explain the concepts of time zones and daylight savings - Use various datetime data types (DATE, TIMESTAMP, INTERVAL) |
| Topic 11: Displaying Data from Multiple Tables Using Joins | - Use CROSS joins - Describe different types of joins and their features - Use Equijoins and Non-equijoins - Use OUTER joins (LEFT, RIGHT, FULL) - Join a table to itself using self-join |
| Topic 12: Restricting and Sorting Data | - Sort data using the ORDER BY clause - Use the LIKE and IN operators - Use the NULL operators (IS NULL, IS NOT NULL) - Use the BETWEEN comparator - Use the WHERE clause to limit retrieved rows - Use comparison operators and logical operators (AND, OR, NOT) |
| Topic 13: Using Subqueries to Solve Queries | - Use subqueries in the WHERE clause and HAVING clause - Use scalar subqueries in SQL - Define subqueries - Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL) - Describe the types of subqueries (single-row, multi-row, multiple-column) - Use single-row subqueries with single-row and multiple-row operators |
| Topic 14: Working with Oracle Cloud Exadata Express Cloud Service | - Identify the prerequisites for Exadata Express Cloud Service - Describe the features and benefits of Exadata Express Cloud Service - Navigate the Exadata Express Cloud Service console - Provision and manage an Exadata Express Cloud Service instance |
| Topic 15: Using Conversion Functions and Conditional Expressions | - Use the CAST function for data type conversion - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions - Use nested functions - Apply the NVL, NULLIF, and COALESCE functions |
| Topic 16: Reporting Aggregated Data Using the Group Functions | - Describe group functions (AVG, SUM, MIN, MAX, COUNT) - Use the HAVING clause to filter grouped data - Use the GROUP BY clause to group data |
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NEW QUESTION # 130
Evaluate these commands which execute successfully:
Which two statements are true about the ORD_ITEMS table and the ORD_SEQ sequence? (Choose two.)
Answer: B,D
NEW QUESTION # 131
Which three statements are true about Deferred Segment Creation in Oracle databases?
Answer: B,D,E
NEW QUESTION # 132
Which two statements are true about single row functions? (Choose two.)
Answer: A,E
NEW QUESTION # 133
Which two statements are true about the rules of precedence for operators? (Choose two.)
Answer: A,B
NEW QUESTION # 134
Which two statements are true about the results of using the INTERSECT operator in compound queries? (Choose two.)
Answer: A,C
Explanation:
https://www.oracletutorial.com/oracle-basics/oracle-intersect/
NEW QUESTION # 135
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