Oracle Database Administration I (1z0-082 Korean Version): 1z0-082 Exam
"Oracle Database Administration I (1z0-082 Korean Version)", also known as 1z0-082 exam, is a Oracle Certification. With the complete collection of questions and answers, PrepPDF has assembled to take you through 165 Q&As to your 1z0-082 Exam preparation. In the 1z0-082 exam resources, you will cover every field and category in Oracle Database 19c Certification helping to ready you for your successful Oracle Certification.
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- Exam Code: 1z0-082
- Exam Name: Oracle Database Administration I (1z0-082 Korean Version)
- Certification Provider: Oracle
- Corresponding Certification: Oracle Database 19c
- Updated: Oct 15, 2026
- No. of Questions: 165 Questions & Answers with Testing Engine
- Download Limit: Unlimited
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How to Prepare for Oracle 1z0-082: Oracle Database Administration 1 Exam
Preparation Guide for Oracle 1z0-082: Oracle Database Administration 1 Exam
Introduction
Oracle, based in California, is an American multinational Information Technology company. Oracle is an international company that develops software applications for business. To help enterprises develop their operations, Oracle provides a variety of cloud-based applications and systems as well as hardware and services. Data management, business analytics, IT operations management, enterprise resource planning, security, and emerging technologies are the focus of Oracle's applications. Oracle is best known for its database software and technology. Oracle Database, a relational Database Management System (DBMS), is one of the most popular corporate database products.
Oracle also develops and builds tools and technologies for database management systems for middle-tier applications, Human Capital Management systems (HCM), Customer Relationship Management systems (CRM), Enterprise Resource Planning systems (ERP), and Supply Chain Management systems (SCM). Oracle Database commonly known as Oracle Database Management System (DBMS) is a multi-model database management system. It is a widely used database to run tasks for Data warehousing and Online Transaction processing databases. Different service providers make Oracle Database accessible on cloud, premises, or a hybrid cloud installation.
Oracle 1z0-082 Korean Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: 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 2: Using Conversion Functions and Conditional Expressions | - Use nested functions - 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 |
| Topic 3: Retrieving Data using the SQL SELECT Statement | - Use scalar and correlated subqueries - Use the ORDER BY clause - Use SQL row functions (character, number, date, conversion, general) - List the capabilities of SQL SELECT statements - Execute a basic SELECT statement - Describe how schema objects work |
| Topic 4: 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 5: Understanding Oracle Database Architecture - Oracle Database Instance | - Explain the memory structures (SGA, PGA) - Understand Oracle Database instance management - Describe the background processes |
| Topic 6: Managing Oracle Database Instances | - Manage initialization parameter files (SPFILE, PFILE) - Use the Automatic Diagnostic Repository (ADR) - View the alert log and access dynamic performance views - Start up and shut down an Oracle Database instance |
| 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: Working with Oracle Cloud Exadata Express Cloud Service | - Navigate the Exadata Express Cloud Service console - Describe the features and benefits of Exadata Express Cloud Service - Identify the prerequisites for Exadata Express Cloud Service - Provision and manage an Exadata Express Cloud Service instance |
| Topic 9: Displaying Data from Multiple Tables Using Joins | - Join a table to itself using self-join - Describe different types of joins and their features - Use CROSS joins - Use OUTER joins (LEFT, RIGHT, FULL) - Use Equijoins and Non-equijoins |
| Topic 10: 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 11: Restricting and Sorting Data | - Sort data using the ORDER BY clause - Use the WHERE clause to limit retrieved rows - Use comparison operators and logical operators (AND, OR, NOT) - Use the LIKE and IN operators - Use the NULL operators (IS NULL, IS NOT NULL) - Use the BETWEEN comparator |
| Topic 12: Using Single-Row Functions to Customize Output | - Describe various types of functions available in SQL - Use character, number, and date functions in SELECT statements - Describe the use of conversion functions (TO_CHAR, TO_NUMBER, TO_DATE) - Use CASE and DECODE for conditional expressions |
| Topic 13: Introduction to Oracle Database | - 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 instance and memory structures - Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others) - Describe Oracle Database architecture |
| Topic 14: Using Subqueries to Solve Queries | - Use scalar subqueries in SQL - Use single-row subqueries with single-row and multiple-row operators - Use subqueries in the WHERE clause and HAVING clause - Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL) - Define subqueries - Describe the types of subqueries (single-row, multi-row, multiple-column) |
| Topic 15: 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 16: Managing Users, Roles, and Privileges | - Grant and revoke privileges - Create and manage database user accounts - Create and manage roles - Differentiate system privileges and object privileges |
Oracle Database Administration I (1z0-082 Korean Version) Sample Questions:
완전 회복에 대한 설명 중 맞는 것은 두 가지입니다. (두 가지를 선택하세요.)
- A. 증분 백업을 사용하면 백업을 수행하는 동안 데이터베이스를 롤포워드할 수 있습니다.
- B. 데이터베이스가 MOUNT 상태일 때만 가능합니다.
- C. 커밋되지 않은 트랜잭션은 완료 후 롤백됩니다.
- D. 데이터베이스를 복원할 때 RMAN 백업 세트만 사용할 수 있습니다.
- E. 이 작업을 수행하려면 데이터베이스에 FLASHBACK 기능이 활성화되어 있어야 합니다.
Correct Answer: B,E 🗳️
구성원 테이블의 설명을 검토하십시오.
부분 쿼리를 검사합니다.
도시 선택, 성__이름 1NAME FROM 회원
문자열 an을 포함하는 모든 도시를 표시하려고 합니다. 도시는 오름차순으로 반환되어야 하며 성은 내림차순으로 더 정렬되어야 합니다.
쿼리에 추가해야 하는 두 절은 무엇입니까?
- A. WHERE 도시 IN (*%AN%')
- B. ORDER BY last_narae DESC, 도시 ASC
- C. 1, 2로 주문
- D. WHERE 도시 = =%AN%'
- E. WHERE 도시 LIKE *%AN%*
- F. ORDER BY 1, LNAME DESC
Correct Answer: E,F 🗳️
ORDER_ITEMS 테이블에는 NUMBER 데이터 유형의 ORDER_ID, UNIT_PRICE 및 QUANTITY 열이 포함되어 있습니다.
다음 SQL 문을 검토합니다.
진술 1:
SELECT MAX(단가 * 수량) "최대 주문량"
FROM order_items;
진술 2:
SELECT MAX(단가 * 수량) "최대 주문량"
FROM order_items
GROUP BY order_id;
어느 두 진술이 사실입니까?
- A. 문 1은 출력의 한 행만 반환합니다.
- B. 문 2는 출력의 여러 행을 반환할 수 있습니다.
- C. 두 문 모두 동일한 출력을 제공합니다.
- D. UNIT_PRICE 또는 QUANTITY에 NULL이 포함된 경우 두 문 모두 NULL을 반환합니다.
- E. 문 2는 출력의 한 행만 반환합니다.
Correct Answer: B,D 🗳️
작업을 수행하려면 abc.sql 스크립트를 실행해야 합니다.
이 데이터베이스에 정의된 데이터베이스 사용자 HR은 다음 명령을 실행합니다.
$ sqlplus 시간/시간@orcl @abc.sql
실행 시 어떻게 됩니까?
- A. @가 두 번 사용되었기 때문에 명령이 실패하고 오류를 보고합니다.
- B. 스크립트가 전체 경로 이름을 참조해야 하므로 명령이 실패합니다.
- C. 명령이 성공하고 HR이 orcl 및 abc.sql 데이터베이스에 연결됩니다.
- D. 명령이 성공하고 HR이 orcl 데이터베이스 인스턴스에 연결되고 abc.sql 스크립트가 실행됩니다.
Correct Answer: D 🗳️
실행 취소 및 실행 취소 테이블스페이스에 대한 다음 두 가지 설명 중 맞는 것은 무엇입니까?
- A. 활성 실행 취소 테이블스페이스가 손실되면 인스턴스가 충돌합니다.
- B. 실행 취소 세그먼트는 SYSTEM이 소유합니다.
- C. 실행 취소 세그먼트는 SYSBACKUP이 소유합니다.
- D. 데이터베이스에는 실행 취소 테이블스페이스를 하나만 생성할 수 있습니다.
- E. 실행 취소 테이블스페이스는 하나의 인스턴스만 소유할 수 있습니다.
Correct Answer: A,E 🗳️
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