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Oracle 1Z0-082 Exam Syllabus Topics:

Section	Objectives
Retrieving Data using the SQL SELECT Statement	- List the capabilities of SQL SELECT statements - Execute a basic SELECT statement - Use scalar and correlated subqueries - Use SQL row functions (character, number, date, conversion, general) - Describe how schema objects work - Use the ORDER BY clause
Managing Users, Roles, and Privileges	- Differentiate system privileges and object privileges - Create and manage database user accounts - Grant and revoke privileges - Create and manage roles
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
Managing Schema Objects	- Manage constraints (NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK) - Manage sequences and synonyms - Create and modify tables - Create indexes and views
Understanding Oracle Database Architecture - Oracle Database Instance	- Understand Oracle Database instance management - Explain the memory structures (SGA, PGA) - Describe the background processes
Managing Oracle Database Instances	- Manage initialization parameter files (SPFILE, PFILE) - View the alert log and access dynamic performance views - Start up and shut down an Oracle Database instance - Use the Automatic Diagnostic Repository (ADR)
Displaying Data from Multiple Tables Using Joins	- Use Equijoins and Non-equijoins - Use OUTER joins (LEFT, RIGHT, FULL) - Describe different types of joins and their features - Use CROSS joins - Join a table to itself using self-join
Using Single-Row Functions to Customize Output	- Use CASE and DECODE for conditional expressions - Use character, number, and date functions in SELECT statements - Describe various types of functions available in SQL - Describe the use of conversion functions (TO_CHAR, TO_NUMBER, TO_DATE)
Introduction to Oracle Database	- Explain Oracle Database server architecture - Describe Oracle Database instance and memory structures - Explain database storage structures (data blocks, segments, tablespaces, data files) - Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others) - Describe Oracle Database architecture - Describe Oracle Database Cloud Service (DBCS) architecture and features
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
Restricting and Sorting Data	- Use the BETWEEN comparator - Use comparison operators and logical operators (AND, OR, NOT) - Sort data using the ORDER BY clause - Use the LIKE and IN operators - Use the WHERE clause to limit retrieved rows - Use the NULL operators (IS NULL, IS NOT NULL)
Using the Set Operators	- Use set operators to combine multiple queries into a single query - Describe set operators (UNION, UNION ALL, INTERSECT, MINUS)
Working with Oracle Cloud 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 - Identify the prerequisites for Exadata Express Cloud Service
Reporting Aggregated Data Using the Group Functions	- Use the HAVING clause to filter grouped data - Use the GROUP BY clause to group data - Describe group functions (AVG, SUM, MIN, MAX, COUNT)
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 - Apply the NVL, NULLIF, and COALESCE functions - Use nested functions
Using Subqueries to Solve Queries	- Define subqueries - 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 - Describe the types of subqueries (single-row, multi-row, multiple-column) - Use subqueries in the WHERE clause and HAVING clause

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Oracle Database Administration I 1Z0-082 Prüfungsfragen mit Lösungen (Q160-Q165):

160. Frage
Examine these commands:

Which two statements are true about the sqiidr execution?

A. It generates a log that contains control file entries, which can be used with normal SQL'Loader operations.
B. It overwrites all data in emp with data from emp.dat.
C. It generates a sqi script that it uses to load data from EMP.DAT TO EMP.
D. It appends data from EMP.DAT TO EMP.
E. It overwrites the data for Alan and adds data for Curl and Bob

Antwort: C,D

161. Frage
You want to use table compression suitable for OLTP that will:
1. Compress rows for all DML statements on that table
2. Minimize the overheads associated with compression
Which compression option is best suited for this?

A. ROW STORE COMPRESS BASIC
B. COLUMN STORE COMPRESS FOR ARCHIVE HIGH
C. COLUMN STORE COMPRESS FOR QUERY LOW
D. ROW STORE COMPRESS ADVANCED
E. COLUMN STORE COMPRESS FOR ARCHIVE LOW

Antwort: D

Begründung:
https://www.oracle.com/technetwork/database/options/compression/advanced-compression- wp-
12c-1896128.pdf

162. Frage
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.)

A. Employee 100 will have JOB_ID set to the same value as the JOB_ID of employee 200
B. Employees 100 and 200 will have the same SALARY as before the update command
C. Employee 100 will have SALARY set to the same value as the SALARY of employee 200
D. Employees 100 and 200 will have the same JOB_ID as before the update command
E. Employee 200 will have JOB_ID set to the same value as the JOB_ID of employee 100
F. Employee 200 will have SALARY set to the same value as the SALARY of employee 100

Antwort: C,E

163. Frage
Examine this description of the TRANSACTIONS table:

Which two SQL statements execute successfully? (Choose two.)

A. SELECT customer_id AS "CUSTOMER-ID", transaction_date AS "DATE", amount + 100 DUES FROM transactions;
B. SELECT customer_id CUSTID, transaction_date TRANS_DATE, amount + 100 DUES FROM transactions;
C. SELECT customer_id AS "CUSTOMER-ID", transaction_date AS DATE, amount + 100 "DUES" FROM transactions;
D. SELECT customer_id AS CUSTOMER-ID, transaction_date AS TRANS_DATE, amount + 100 "DUES AMOUNT" FROM transactions;
E. SELECT customer_id AS 'CUSTOMER-ID', transaction_date AS DATE, amount + 100 'DUES AMOUNT' FROM transactions;

Antwort: A,B

164. Frage
In one of your databases, user KING is:
1. Not a DBA user
2. An operating system (OS) user
Examine this command and its output:

What must you do so that KING is authenticated by the OS when connecting to the database instance?

A. Alter user KING to be IDENTIFIED EXTERNALLY
B. Unset REMOTE_LOGIN_PASSWORDFILE
C. Set OS_AUTHEN_PREFIX to OPS$
D. Grant DBA to KING
E. Have the OS administrator add KING to the OSDBA group

Antwort: B

165. Frage
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