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The main key to passing the 1Z0-082 exam is to use your time affectionately and grasp every topic so you can attempt the maximum number of questions in the actual 1Z0-082 Exam. By studying the questions mentioned in the prep material, the candidates have control over the exam anxiety in no time.
| Section | Objectives |
|---|---|
| Topic 1: Retrieving Data using the SQL SELECT Statement | - List the capabilities of SQL SELECT statements - Describe how schema objects work - Use scalar and correlated subqueries - Use SQL row functions (character, number, date, conversion, general) - Use the ORDER BY clause - Execute a basic SELECT statement |
| Topic 2: Managing Data in Different Time Zones | - Use various datetime data types (DATE, TIMESTAMP, INTERVAL) - Explain the concepts of time zones and daylight savings - Describe the use of datetime functions (CURRENT_DATE, EXTRACT, LOCALTIMESTAMP) |
| Topic 3: Managing Users, Roles, and Privileges | - Grant and revoke privileges - Differentiate system privileges and object privileges - Create and manage database user accounts - Create and manage roles |
| Topic 4: 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 5: Introduction to Oracle Database | - Describe Oracle Database Cloud Service (DBCS) architecture and features - Explain database storage structures (data blocks, segments, tablespaces, data files) - Describe Oracle Database instance and memory structures - Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others) - Explain Oracle Database server architecture - Describe Oracle Database architecture |
| Topic 6: Using the Set Operators | - Describe set operators (UNION, UNION ALL, INTERSECT, MINUS) - Use set operators to combine multiple queries into a single query |
| Topic 7: Restricting and Sorting Data | - Use the BETWEEN comparator - Use comparison operators and logical operators (AND, OR, NOT) - Use the WHERE clause to limit retrieved rows - Sort data using the ORDER BY clause - Use the NULL operators (IS NULL, IS NOT NULL) - Use the LIKE and IN operators |
| Topic 8: Working with Oracle Cloud Exadata Express Cloud Service | - Identify the prerequisites for Exadata Express Cloud Service - Provision and manage an Exadata Express Cloud Service instance - Navigate the Exadata Express Cloud Service console - Describe the features and benefits of Exadata Express Cloud Service |
| Topic 9: Using Single-Row Functions to Customize Output | - 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) - Describe various types of functions available in SQL |
| Topic 10: Managing Oracle Database Instances | - Use the Automatic Diagnostic Repository (ADR) - View the alert log and access dynamic performance views - Manage initialization parameter files (SPFILE, PFILE) - Start up and shut down an Oracle Database instance |
| Topic 11: Displaying Data from Multiple Tables Using Joins | - Describe different types of joins and their features - Join a table to itself using self-join - Use CROSS joins - Use Equijoins and Non-equijoins - Use OUTER joins (LEFT, RIGHT, FULL) |
| Topic 12: Understanding Oracle Database Architecture - Oracle Database Instance | - Understand Oracle Database instance management - Explain the memory structures (SGA, PGA) - Describe the background processes |
| Topic 13: Using Conversion Functions and Conditional Expressions | - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions - Use the CAST function for data type conversion - Use nested functions - Apply the NVL, NULLIF, and COALESCE functions |
| Topic 14: Understanding Oracle Database Architecture - Database Storage Structures | - Describe tablespaces and data files - Manage space in tablespaces - Describe the logical and physical database structures - Create and manage tablespaces |
| Topic 15: Using Subqueries to Solve Queries | - Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL) - Use subqueries in the WHERE clause and HAVING clause - Define subqueries - Use scalar subqueries in SQL - Describe the types of subqueries (single-row, multi-row, multiple-column) - Use single-row subqueries with single-row and multiple-row operators |
| Topic 16: Managing Schema Objects | - Create indexes and views - Manage sequences and synonyms - Create and modify tables - Manage constraints (NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK) |
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NEW QUESTION # 46
While one of your databases was in mount state, the datafiles were renamed because they had been moved to a new file system. The database was then opened.
Which two statements are true?
Answer: B,E
NEW QUESTION # 47
Which statement is true about aggregate functions?
Answer: C
NEW QUESTION # 48
The SALES_Q1 and USERS tablespaces exist in one of your databases and TEMP is a temporary tablespace.
Segment creation is not deferred.
You execute this command:
Which three statements must be true so that the SALES user can create tables in SALES_Q1? (Choose three.)
Answer: A,E,F
NEW QUESTION # 49
Which two statements are true about the DUAL table? (Choose two.)
Answer: A,B
NEW QUESTION # 50
Which three statements are true about inner and outer joins? (Choose three.)
Answer: C,D,F
Explanation:
Explanation/Reference: https://www.studytonight.com/dbms/joining-in-sql.php
NEW QUESTION # 51
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