1Z1-082基礎訓練 & 1Z1-082復習過去問

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Oracle 1Z1-082 Exam Overview:

Certification Vendor:	Oracle
Exam Name:	Oracle Database Administration I
Exam Number:	1Z0-082
Available Languages:	Chinese (Simplified), English, Japanese
Exam Format:	Multiple Choice
Related Certifications:	ORACLE MASTER Silver DBA 2019 Oracle Database Administration 2019 Certified Professional
Exam Price:	$245 USD
Real Exam Qty:	72
Certificate Validity Period:	Lifetime
Exam Duration:	120 minutes
Passing Score:	60%
Recommended Training:	Oracle Database Administration Workshop I
Exam Registration:	Oracle University Pearson VUE
Sample Questions:	Oracle 1Z1-082 Sample Questions
Exam Way:	Online proctored or Onsite at Pearson VUE test centers
Pre Condition:	No mandatory prerequisites; recommended basic knowledge of SQL and database concepts
Official Syllabus URL:	https://education.oracle.com/oracle-database-19c-administration/pexam_1Z0-082

>> 1Z1-082基礎訓練 <<

1Z1-082復習過去問 & 1Z1-082試験資料

これらの有用な知識をよりよく吸収するために、多くの顧客は、実践する価値のある種類の1Z1-082練習資料を持ちたいと考えています。すべてのコンテンツは明確で、1Z1-082実践資料で簡単に理解できます。リーズナブルな価格とオプションのさまざまなバージョンでアクセスできます。すべてのコンテンツは、1Z1-082試験の規制に準拠しています。あなたが成功すると決心している限り、1Z1-082学習ガイドはあなたの最善の信頼になります。

Oracle 1Z0-082試験の準備には、かなりの時間と労力が必要です。候補者は、データベースアーキテクチャ、インストール、構成、バックアップと回復、セキュリティ、パフォーマンスの調整を完全に理解する必要があります。また、Oracleデータベースの管理において実践的な経験を持つ必要があります。練習試験、学習ガイド、チュートリアルなど、試験の準備を支援できるオンラインで利用可能ないくつかのリソースがあります。

Oracle 1Z0-082（Oracle Database Administration I）認定試験は、Oracle Database Administrationでスキルを検証したい専門家にとって非常に人気のある認定です。この試験は、Oracleデータベースのインストール、構成、保守の分野で候補者の基本的な知識をテストするように設計されています。これは、Oracleデータベース管理の基本をカバーするエントリーレベルの試験です。

Oracle Database Administration I 認定 1Z1-082 試験問題 (Q50-Q55):

質問 # 50
Which two statements are true about the rules of precedence for operators? (Choose two.)

A. The + binary operator has the highest precedence in an expression in a SQL statement
B. NULLS influence the precedence of operators in an expression
C. The concatenation operator | | is always evaluated before addition and subtraction in an expression
D. Arithmetic operators with equal precedence are evaluated from left to right within an expression
E. Multiple parentheses can be used to override the default precedence of operators in an expression

正解：D、E

解説：
Reference:
https://docs.oracle.com/cd/A87860_01/doc/server.817/a85397/operator.htm Precedence is the order in which Oracle evaluates different operators in the same expression. When evaluating an expression containing multiple operators, Oracle evaluates operators with higher precedence before evaluating those with lower precedence. Oracle evaluates operators with equal precedence from left to right within an expression.

質問 # 51
Examine these commands:

Which two statements are true about the sqiidr execution?

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

正解：B、D

質問 # 52
You execute this command:
CREATE SMALLFILE TABLESPACE sales
DATAFILE '/u01/app/oracle/sales01.dbf
SIZE 5G
SEGMENT SPACE MANAGEMENT AUTO;
Which two statements are true about the SALES tablespace? (Choose two.)

A. It is a locally managed tablespace
B. It uses the database default blocksize
C. It must be smaller than the smallest BIGFILE tablespace
D. Any data files added to the tablespace must have a size of 5 gigabytes
E. Free space is managed using freelists

正解：A、B

質問 # 53
Which two statements are true about the rules of precedence for operators? (Choose two.)

A. The + binary operator has the highest precedence in an expression in a SQL statement
B. NULLS influence the precedence of operators in an expression
C. The concatenation operator | | is always evaluated before addition and subtraction in an expression
D. Arithmetic operators with equal precedence are evaluated from left to right within an expression
E. Multiple parentheses can be used to override the default precedence of operators in an expression

正解：D、E

解説：
Reference:
https://docs.oracle.com/cd/B19306_01/server.102/b14200/operators001.htm
https://docs.oracle.com/cd/A87860_01/doc/server.817/a85397/operator.htm Precedence is the order in which Oracle evaluates different operators in the same expression. When evaluating an expression containing multiple operators, Oracle evaluates operators with higher precedence before evaluating those with lower precedence. Oracle evaluates operators with equal precedence from left to right within an expression.

質問 # 54
Which two statements are true about single row functions? (Choose two.)

A. MOD : returns the quotient of a division operation
B. CEIL : can be used for positive and negative numbers
C. FLOOR : returns the smallest integer greater than or equal to a specified number
D. TRUNC : can be used with NUMBER and DATE values
E. CONCAT : can be used to combine any number of values

正解：A、D

解説：
https://docs.oracle.com/en/database/oracle/oracle-database/18/sqlrf/Single-Row- Functions.html#GUID-B93F789D-B486-49FF-B0CD-0C6181C5D85C

質問 # 55
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