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| Section | Objectives |
|---|---|
| Topic 1: Introduction to Oracle Database | - Describe Oracle Database architecture - Explain database storage structures (data blocks, segments, tablespaces, data files) - Describe Oracle Database instance and memory structures - Describe Oracle Database Cloud Service (DBCS) architecture and features - Explain Oracle Database server architecture - Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others) |
| Topic 2: Understanding Oracle Database Architecture - Oracle Database Instance | - Explain the memory structures (SGA, PGA) - Describe the background processes - Understand Oracle Database instance management |
| Topic 3: Working with Oracle Cloud Exadata Express Cloud Service | - Navigate the Exadata Express Cloud Service console - Identify the prerequisites for Exadata Express Cloud Service - Provision and manage an Exadata Express Cloud Service instance - Describe the features and benefits of Exadata Express Cloud Service |
| Topic 4: Understanding Oracle Database Architecture - Database Storage Structures | - Manage space in tablespaces - Describe the logical and physical database structures - Describe tablespaces and data files - Create and manage tablespaces |
| Topic 5: Managing Schema Objects | - Create and modify tables - Create indexes and views - Manage constraints (NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK) - Manage sequences and synonyms |
| Topic 6: Retrieving Data using the SQL SELECT Statement | - Use scalar and correlated subqueries - Execute a basic SELECT statement - List the capabilities of SQL SELECT statements - Use the ORDER BY clause - Use SQL row functions (character, number, date, conversion, general) - Describe how schema objects work |
| Topic 7: Reporting Aggregated Data Using the Group Functions | - Describe group functions (AVG, SUM, MIN, MAX, COUNT) - Use the GROUP BY clause to group data - Use the HAVING clause to filter grouped data |
| Topic 8: Managing Data in Different Time Zones | - Describe the use of datetime functions (CURRENT_DATE, EXTRACT, LOCALTIMESTAMP) - Use various datetime data types (DATE, TIMESTAMP, INTERVAL) - Explain the concepts of time zones and daylight savings |
| Topic 9: Managing Oracle Database Instances | - View the alert log and access dynamic performance views - Use the Automatic Diagnostic Repository (ADR) - Manage initialization parameter files (SPFILE, PFILE) - Start up and shut down an Oracle Database instance |
| Topic 10: 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 character, number, and date functions in SELECT statements - Use CASE and DECODE for conditional expressions |
| Topic 11: Using Subqueries to Solve Queries | - Define subqueries - Use single-row subqueries with single-row and multiple-row operators - Use scalar subqueries in SQL - Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL) - Describe the types of subqueries (single-row, multi-row, multiple-column) - Use subqueries in the WHERE clause and HAVING clause |
| Topic 12: Restricting and Sorting Data | - Sort data using the ORDER BY clause - Use the NULL operators (IS NULL, IS NOT NULL) - Use the BETWEEN comparator - Use the WHERE clause to limit retrieved rows - Use the LIKE and IN operators - Use comparison operators and logical operators (AND, OR, NOT) |
| Topic 13: Managing Users, Roles, and Privileges | - Create and manage database user accounts - Create and manage roles - Differentiate system privileges and object privileges - Grant and revoke privileges |
| Topic 14: Using the Set Operators | - Describe set operators (UNION, UNION ALL, INTERSECT, MINUS) - Use set operators to combine multiple queries into a single query |
| Topic 15: Displaying Data from Multiple Tables Using Joins | - Use Equijoins and Non-equijoins - Use CROSS joins - Use OUTER joins (LEFT, RIGHT, FULL) - Describe different types of joins and their features - Join a table to itself using self-join |
| Topic 16: Using Conversion Functions and Conditional Expressions | - Apply the NVL, NULLIF, and COALESCE functions - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions - Use nested functions - Use the CAST function for data type conversion |
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NEW QUESTION # 64
Which three statements are true about inner and outer joins? (Choose three.)
Answer: B,C,D
Explanation:
https://www.studytonight.com/dbms/joining-in-sql.php
NEW QUESTION # 65
Table EMPLOYEES contains columns including EMPLOYEE_ID, JOB_ID and SALARY.
Only the EMPLOYEE_ID column is indexed.
Rows exist for employees 100 and 200.
Examine this statement:
Which two statements are true? (Choose two.)
Answer: C,D
NEW QUESTION # 66
Examine this command:
Which two statements are true? (Choose two.)
Answer: A,B
NEW QUESTION # 67
Which three statements are true about Oracle synonyms? (Choose three.)
Answer: A,C,E
Explanation:
Explanation/Reference: https://docs.oracle.com/cd/B19306_01/server.102/b14200/statements_7001.htm
NEW QUESTION # 68
Which two are true about complete recovery? (Choose two.)
Answer: B,D
NEW QUESTION # 69
......
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