Quiz 2026 1Z1-082: Pass-Sure Oracle Database Administration I Latest Exam Dumps

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Oracle 1Z1-082 Exam Syllabus Topics:

Section	Objectives
Topic 1: Managing Oracle Database Instances	- Use the Automatic Diagnostic Repository (ADR) - Manage initialization parameter files (SPFILE, PFILE) - View the alert log and access dynamic performance views - Start up and shut down an Oracle Database instance
Topic 2: Understanding Oracle Database Architecture - Database Storage Structures	- Create and manage tablespaces - Manage space in tablespaces - Describe the logical and physical database structures - Describe tablespaces and data files
Topic 3: 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 4: Understanding Oracle Database Architecture - Oracle Database Instance	- Describe the background processes - Understand Oracle Database instance management - Explain the memory structures (SGA, PGA)
Topic 5: Reporting Aggregated Data Using the Group Functions	- Use the GROUP BY clause to group data - Use the HAVING clause to filter grouped data - Describe group functions (AVG, SUM, MIN, MAX, COUNT)
Topic 6: Managing Users, Roles, and Privileges	- Grant and revoke privileges - Create and manage roles - Differentiate system privileges and object privileges - Create and manage database user accounts
Topic 7: Using the Set Operators	- Use set operators to combine multiple queries into a single query - Describe set operators (UNION, UNION ALL, INTERSECT, MINUS)
Topic 8: 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 - Use nested functions - Apply the NVL, NULLIF, and COALESCE functions
Topic 9: Retrieving Data using the SQL SELECT Statement	- Execute a basic SELECT statement - Describe how schema objects work - List the capabilities of SQL SELECT statements - Use scalar and correlated subqueries - Use the ORDER BY clause - Use SQL row functions (character, number, date, conversion, general)
Topic 10: Using Subqueries to Solve Queries	- Use scalar subqueries in SQL - Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL) - Use single-row subqueries with single-row and multiple-row operators - Use subqueries in the WHERE clause and HAVING clause - Describe the types of subqueries (single-row, multi-row, multiple-column) - Define subqueries
Topic 11: 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 12: 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 13: Displaying Data from Multiple Tables Using Joins	- Join a table to itself using self-join - Use CROSS joins - Use OUTER joins (LEFT, RIGHT, FULL) - Describe different types of joins and their features - Use Equijoins and Non-equijoins
Topic 14: Introduction to Oracle Database	- Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others) - Describe Oracle Database Cloud Service (DBCS) architecture and features - Describe Oracle Database instance and memory structures - Describe Oracle Database architecture - Explain database storage structures (data blocks, segments, tablespaces, data files) - Explain Oracle Database server architecture
Topic 15: 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 NULL operators (IS NULL, IS NOT NULL) - Use the LIKE and IN operators
Topic 16: Working with Oracle Cloud Exadata Express Cloud Service	- Describe the features and benefits of Exadata Express Cloud Service - Provision and manage an Exadata Express Cloud Service instance - Identify the prerequisites for Exadata Express Cloud Service - Navigate the Exadata Express Cloud Service console

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Oracle Database Administration I Sample Questions (Q135-Q140):

NEW QUESTION # 135
Which two are true about shrinking a segment online? (Choose two.)

A. To shrink a table it must have a PRIMARY KEY constraint
B. It is not possible to shrink either indexes or Index Organized Tables (IOTs)
C. To shrink a table it must have a UNIQUE KEY constraint
D. To shrink a table it must have row movement enabled
E. It always eliminates all migrated rows if any exist in the table
F. It must be in a tablespace that uses Automatic Segment Space Management (ASSM)

Answer: D,F

Explanation:
Reference:
https://docs.oracle.com/cd/B19306_01/server.102/b14200/statements_3001.htm

NEW QUESTION # 136
Which three statements are true about table data storage in an Oracle Database? (Choose three.)

A. Data block headers contain their own Data Block Address (DBA)
B. Multiple row pieces from the same row may be stored in different database blocks
C. Index block free space is always contiguous in the middle of the block
D. Data block free space is always contiguous in the middle of the block
E. A table row piece can be chained across several database blocks
F. Multiple row pieces from the same row may be stored in the same block

Answer: A,B,E

Explanation:
Reference:
https://antognini.ch/2016/10/whats-the-difference-between-row-migration-and-row-chaining/

NEW QUESTION # 137
You want to use table compression suitable for OLTP that will:
Compress rows for all DML statements on that table
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 LOW
C. ROW STORE COMPRESS ADVANCED
D. COLUMN STORE COMPRESS FOR QUERY LOW
E. COLUMN STORE COMPRESS FOR ARCHIVE HIGH

Answer: C

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

NEW QUESTION # 138
You currently have an active transaction in your session and have been granted select access to vstransaction.

In which three situations will re-executing this query still return a row but with a different XID, indicating a new transaction has started?

A. after successfully executing a truncate statement followed by a DML statement
B. after successfully executing a create table as select statement followed by a select for update statement
C. after successfully executing a commit or rollback followed by a select statement
D. after successfully executing a create table statement followed by a create index statement
E. after successfully executing a DML statement following a failed DML statement
F. after successfully executing a commit or rollback followed by a DML statement

Answer: A,B,F

NEW QUESTION # 139
Examine the description of the PROMOTIONS table:

You want to display the unique promotion costs in each promotion category.
Which two queries can be used? (Choose two.)

A. SELECT DISTINCT promo_cost || ' in ' || DISTINCT promo_category FROM promotions ORDER BY 1;
B. SELECT DISTINCT promo_category || ' has ' || promo_cost AS COSTS FROM promotions ORDER BY 1;
C. SELECT promo_category, DISTINCT promo_cost FROM promotions ORDER BY 2;
D. SELECT DISTINCT promo_category, promo_cost FROM promotions ORDER BY 1;
E. SELECT promo_cost, promo_category FROM promotions ORDER BY by 1;

Answer: B,D

NEW QUESTION # 140
......

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