1Z1-082 Probesfragen & 1Z1-082 Deutsche

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Oracle 1Z1-082 Exam Syllabus Topics:

Section	Objectives
Using Subqueries to Solve Queries	- Use single-row subqueries with single-row and multiple-row operators - Describe the types of subqueries (single-row, multi-row, multiple-column) - Use scalar subqueries in SQL - Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL) - Define subqueries - Use subqueries in the WHERE clause and HAVING clause
Managing Users, Roles, and Privileges	- Create and manage database user accounts - Grant and revoke privileges - Differentiate system privileges and object privileges - Create and manage roles
Retrieving Data using the SQL SELECT Statement	- Use the ORDER BY clause - 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
Displaying Data from Multiple Tables Using 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 - Use CROSS joins
Managing Oracle Database Instances	- Start up and shut down an Oracle Database instance - View the alert log and access dynamic performance views - Manage initialization parameter files (SPFILE, PFILE) - Use the Automatic Diagnostic Repository (ADR)
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
Understanding Oracle Database Architecture - Oracle Database Instance	- Understand Oracle Database instance management - Describe the background processes - Explain the memory structures (SGA, PGA)
Using the Set Operators	- Describe set operators (UNION, UNION ALL, INTERSECT, MINUS) - Use set operators to combine multiple queries into a single query
Using Conversion Functions and Conditional Expressions	- Apply the NVL, NULLIF, and COALESCE functions - Use nested functions - Use the CAST function for data type conversion - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions
Restricting and Sorting Data	- Use comparison operators and logical operators (AND, OR, NOT) - 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 - Sort data using the ORDER BY clause
Introduction to Oracle Database	- Describe Oracle Database instance and memory structures - Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others) - Describe Oracle Database Cloud Service (DBCS) architecture and features - Explain database storage structures (data blocks, segments, tablespaces, data files) - Explain Oracle Database server architecture - Describe Oracle Database architecture
Managing Data in Different Time Zones	- Explain the concepts of time zones and daylight savings - Use various datetime data types (DATE, TIMESTAMP, INTERVAL) - Describe the use of datetime functions (CURRENT_DATE, EXTRACT, LOCALTIMESTAMP)
Understanding Oracle Database Architecture - Database Storage Structures	- Manage space in tablespaces - Create and manage tablespaces - Describe tablespaces and data files - Describe the logical and physical database structures
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)
Managing Schema Objects	- Manage sequences and synonyms - Create indexes and views - Create and modify tables - Manage constraints (NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK)
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

>> 1Z1-082 Probesfragen <<

1Z1-082 Deutsche & 1Z1-082 Prüfung

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Oracle Database Administration I 1Z1-082 Prüfungsfragen mit Lösungen (Q127-Q132):

127. Frage
You execute this command:

Sufficient storage is available in filesystem /u01.
Which two statements are true about the BIG_TBS tablespace? (Choose two.)

A. Additional data files may not be added
B. It must be bigger than the largest SMALLFILE tablespace
C. It will always have a 32K blocksize
D. AUTOEXTEND is possible for the datafile
E. It will be a dictionary-managed tablespace by default

Antwort: B,D

128. Frage
Which three statements are true about the Oracle join and ANSI join syntax? (Choose three.)

A. The Oracle join syntax supports natural joins
B. The Oracle join syntax performs less well than the SQL:1999 compliant ANSI join syntax
C. The SQL:1999 compliant ANSI join syntax supports natural joins
D. The SQL:1999 compliant ANSI join syntax supports creation of a Cartesian product of two tables
E. The Oracle join syntax supports creation of a Cartesian product of two tables
F. The Oracle join syntax performs better than the SQL:1999 compliant ANSI join syntax
G. The Oracle join syntax only supports right outer joins

Antwort: A,C,D

129. Frage
Which four account management capabilities can be configured using Oracle profiles? (Choose four.)

A. the ability to prevent a password from ever being reused
B. the number of days for which an account may be inactive before it is locked
C. the maximum amount of CPU time allowed for a user's sessions before their account is locked
D. the maximum number of sessions permitted for a user before the account is locked
E. the number of hours for which an account is locked after the configured number of login attempts has been reached
F. the number of password changes required within a period of time before a password can be reused
G. the number of days for which an account is locked after the configured number of login attempts has been reached

Antwort: A,D,F,G

130. Frage
Which two statements are true about views used for viewing tablespace and datafile information? (Choose two.)

A. Tablespace free space can be viewed in VSTABLESPACE
B. Tablespace free space can be viewed in DBA_TABLESPACES
C. A datafile can be renamed when the database is in MOUNT state and the new file name is displayed when querying DBA_DATA_FILES after the database is opened
D. VSTABLESPACE displays information that is contained in the controlfile about tablespaces
E. VSTABLESPACE displays information about tablespaces contained in the data dictionary

Antwort: C,D

131. Frage
The ORCL database has RESUMABLE__TIMEOUT = 7200 and DEFERRED_SEGMENT_CREATION = FALSE User U1 has a 1 MB quota in tablespace DATA.
U1 executes this command:
SQL> CREATE TABLE t1 AS
(SELECT object_name, sharing, created
FROM dba_objects);
U1 complains that the command is taking too long to execute.
In the alert log, the database administrator (DBA) finds this:
2017/3/6 14:45:17
statement in resumable session 'User U1(136), Session 1, Instance 1' was suspended due to ORA-01536: space quota exceeded for tablespace 'DATA' Which are three actions any one of which the DBA could take to resume the session? (Choose three.)

A. Increase U1's quota sufficiently in DATA
B. Set AUTOEXTEND ON for data files in DATA
C. Add a data file to DATA
D. Set DEFERRED_SEGMENT_CREATION to TRUE
E. Grant UNLIMITED TABLESPACE to U1
F. Drop other U1 objects in DATA

Antwort: A,E,F

132. Frage
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