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| Section | Objectives |
|---|---|
| Topic 1: Using Subqueries to Solve Queries | - Describe the types of subqueries (single-row, multi-row, multiple-column) - Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL) - Use scalar subqueries in SQL - Use single-row subqueries with single-row and multiple-row operators - Define subqueries - Use subqueries in the WHERE clause and HAVING clause |
| Topic 2: Understanding Oracle Database Architecture - Oracle Database Instance | - Understand Oracle Database instance management - Describe the background processes - Explain the memory structures (SGA, PGA) |
| Topic 3: Displaying Data from Multiple Tables Using Joins | - Use CROSS joins - Describe different types of joins and their features - Use OUTER joins (LEFT, RIGHT, FULL) - Join a table to itself using self-join - Use Equijoins and Non-equijoins |
| Topic 4: Restricting and Sorting Data | - Use the WHERE clause to limit retrieved rows - Use the BETWEEN comparator - Sort data using the ORDER BY clause - Use comparison operators and logical operators (AND, OR, NOT) - Use the LIKE and IN operators - Use the NULL operators (IS NULL, IS NOT NULL) |
| Topic 5: Using Conversion Functions and Conditional Expressions | - Apply the NVL, NULLIF, and COALESCE functions - Use nested functions - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions - Use the CAST function for data type conversion |
| Topic 6: Working with Oracle Cloud Exadata Express Cloud Service | - Identify the prerequisites for Exadata Express Cloud Service - Navigate the Exadata Express Cloud Service console - Provision and manage an Exadata Express Cloud Service instance - Describe the features and benefits of Exadata Express Cloud Service |
| Topic 7: Using Single-Row Functions to Customize Output | - Describe various types of functions available in SQL - Use CASE and DECODE for conditional expressions - Use character, number, and date functions in SELECT statements - Describe the use of conversion functions (TO_CHAR, TO_NUMBER, TO_DATE) |
| Topic 8: Retrieving Data using the SQL SELECT Statement | - Use scalar and correlated subqueries - List the capabilities of SQL SELECT statements - Execute a basic SELECT statement - Use the ORDER BY clause - Describe how schema objects work - Use SQL row functions (character, number, date, conversion, general) |
| Topic 9: Managing Schema Objects | - Create indexes and views - Manage constraints (NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK) - Manage sequences and synonyms - Create and modify tables |
| Topic 10: Introduction to Oracle Database | - Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others) - Describe Oracle Database Cloud Service (DBCS) architecture and features - Explain Oracle Database server architecture - Describe Oracle Database architecture - Explain database storage structures (data blocks, segments, tablespaces, data files) - Describe Oracle Database instance and memory structures |
| Topic 11: Reporting Aggregated Data Using the Group Functions | - Use the GROUP BY clause to group data - Describe group functions (AVG, SUM, MIN, MAX, COUNT) - Use the HAVING clause to filter grouped data |
| Topic 12: Using the Set Operators | - Describe set operators (UNION, UNION ALL, INTERSECT, MINUS) - Use set operators to combine multiple queries into a single query |
| Topic 13: Managing Oracle Database Instances | - View the alert log and access dynamic performance views - Use the Automatic Diagnostic Repository (ADR) - Start up and shut down an Oracle Database instance - Manage initialization parameter files (SPFILE, PFILE) |
| Topic 14: Managing Data in Different Time Zones | - Use various datetime data types (DATE, TIMESTAMP, INTERVAL) - Describe the use of datetime functions (CURRENT_DATE, EXTRACT, LOCALTIMESTAMP) - Explain the concepts of time zones and daylight savings |
| Topic 15: Managing Users, Roles, and Privileges | - Create and manage database user accounts - Differentiate system privileges and object privileges - Grant and revoke privileges - Create and manage roles |
| Topic 16: Understanding Oracle Database Architecture - Database Storage Structures | - Create and manage tablespaces - Describe the logical and physical database structures - Describe tablespaces and data files - Manage space in tablespaces |
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NEW QUESTION # 152
Which three statements are true about Oracle synonyms? (Choose three.)
Answer: A,D,E
Explanation:
https://docs.oracle.com/cd/B19306_01/server.102/b14200/statements_7001.htm
NEW QUESTION # 153
Which two statements are true about the PMON background process? (Choose two.)
Answer: A,C
Explanation:
Explanation/Reference: https://docs.oracle.com/cd/B19306_01/server.102/b14220/process.htm
NEW QUESTION # 154
Which two tasks can you perform using DBCA for databases? (Choose two.)
Answer: A,C
Explanation:
https://docs.oracle.com/cd/B16254_01/doc/server.102/b14196/install003.htm
NEW QUESTION # 155
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: D,F
NEW QUESTION # 156
Which three statements are true about single-row functions? (Choose three.)
Answer: C,D,E
NEW QUESTION # 157
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