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How much ORACLE 1Z0-071 Certification Exam cost:
The organization charges nominal assessment fees. A single attempt fee is charged at the time of the attempt. The average number of attempts a candidate can take before being required to make a payment is unlimited.
Ongoing renewal charges are paid by credit card at the beginning of every month until the certification exam has been passed, regardless if it's been taken or not. This charge automatically stops once you have passed your certification exam, and you can give a response at any point in time to continue taking the exam again free of charge. The cost for the ORACLE 1Z0-071 Certification Exam varies according to region. You can pay a premium fee in the bank or through the online channel. Following are some figures about the cost of exam 1Z0-071.
- Cost of the exam ORACLE 1Z0-071 exam in China is ¥1,759
- In Canada cost for the 1Z0-071 exam is 297 USD
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- In United States cost for the 1Z0-071 exam is 245 USD
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Recertification is required every three years. In general, this course takes 9 weeks to complete, but it depends on the person who is taking this course. Oracle 1Z0-071 Dumps cover all questions of 1Z0-071. In order to tune your 1Z0-071 certification after you have completed the course, you must pass Oracle's Exam Retake Retrieval Tool twice.
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Oracle 1z1-071 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Relational Database Concepts | 10% | - ERD and SQL statement mapping - Relationship between database and SQL - Theoretical and physical aspects of relational databases |
| Managing Indexes, Synonyms and Sequences | - Create and use sequences - Create and maintain indexes - Create and use synonyms | |
| Conversion Functions and Conditional Expressions | 10% | - Implicit and explicit data type conversion - TO_CHAR, TO_NUMBER, TO_DATE functions - NVL, NULLIF, COALESCE and CASE expressions |
| Using Single-Row Functions to Customize Output | 20% | - Character, number, and date functions - Nested functions usage |
| Restricting and Sorting Data | 15% | - WHERE clause and filtering conditions - Substitution variables, DEFINE and VERIFY commands - Operator precedence - ORDER BY clause and sorting rules |
| Working with Time Zones and Date/Time Data | - TIMESTAMP, INTERVAL data types - Time zone conversion functions | |
| Managing Tables and Constraints | - Temporary and external tables - Data types, creating/altering/dropping tables - Constraints: primary key, foreign key, unique, check, not null | |
| Using Subqueries to Solve Queries | - Correlated subqueries for update/delete - Single-row and multi-row subqueries | |
| Using Data Dictionary Views | - Retrieve metadata and object information | |
| Manipulating Data and Managing Transactions | - Multi-table inserts - Transaction control: COMMIT, ROLLBACK, SAVEPOINT - INSERT, UPDATE, DELETE, MERGE statements | |
| Managing Views | - Updatable and read-only views - Create, modify and drop views | |
| Displaying Data from Multiple Tables | 15% | - Equijoins and non-equijoins - Self-joins and outer joins - Cartesian products |
| Using SET Operators | - Ordering results with set operations - UNION, UNION ALL, INTERSECT, MINUS operators | |
| Retrieving Data Using SQL SELECT Statement | 20% | - Column aliases, concatenation, literals and DISTINCT - Arithmetic operations and NULL handling - SELECT statement syntax and usage |
| Controlling User Access | - Roles, granting and revoking privileges - System and object privileges | |
| Aggregating Data Using Group Functions | 10% | - SUM, AVG, COUNT, MAX, MIN functions - Handling NULLs in group functions - GROUP BY and HAVING clauses |
Oracle Database SQL Sample Questions:
Examine the structure of the two tables.
Which two queries execute successfully? (Choose two.)
- A.
- B.
- C.
- D.
- E.
Correct Answer: C,E 🗳️
Examine the data in the CUST_NAME column of the CUSTOMERS table.
CUST_NAME
----------------
Lex De Haan
Renske Ladwig
Jose Manuel Urman
Jason Mallin
You want to extract only those customer names that have three names and display the * symbol in place of the first name as follows:
CUST NAME
------------------
*** De Haan
**** Manuel Urman
Which two queries give the required output? (Choose two.)
- A. SELECT LPAD(SUBSTR(cust_name,INSTR(cust_name,' ')),LENGTH(cust_name),'*') "CUST NAME" FROM customers WHERE INSTR(cust_name, ' ',1,2)<>0;
- B. SELECT LPAD(SUBSTR(cust_name,INSTR(cust_name,' ')),LENGTH(cust_name)- INSTR(cust_name,' '),'*') "CUST NAME" FROM customers WHERE INSTR(cust_name, ' ',1,2)<>0 ;
- C. SELECT LPAD(SUBSTR(cust_name,INSTR(cust_name,' ')),LENGTH(cust_name),'*') "CUST NAME" FROM customers WHERE INSTR(cust_name, ' ',-1,2)<>0;
- D. SELECT LPAD(SUBSTR(cust_name,INSTR(cust_name,' ')),LENGTH(cust_name)- cust_name,''),'*')
"CUST NAME"
INSTR(
FROM customers
WHERE INSTR(cust_name, ' ',-1,-2)<>0;
Correct Answer: A,C 🗳️
Examine the description of the EMPLOYEES table:
Which query requires explicit data type conversion?
- A. SELECT join_date + `20' FROM employees;
- B. SELECT join_date FROM employees WHERE join_date > '10-02-2018';
- C. SELECT SUBSTR(join_date, 1, 2) ?10 FROM employees;
- D. SELECT salary + `120.50' FROM employees;
- E. SELECT join_date || ` ` || salary FROM employees;
Correct Answer: B 🗳️
Which three statements are true regarding the WHEREand HAVINGclauses in a SQL statement?
(Choose three.)
- A. WHEREand HAVINGclauses cannot be used together in a SQL statement.
- B. The HAVINGclause conditions can use aliases for the columns.
- C. The HAVINGclause is used to exclude one or more aggregated results after grouping data.
- D. The HAVINGclause conditions can have aggregate functions.
- E. The WHEREclause is used to exclude rows before the grouping of data.
Correct Answer: A,C,E 🗳️
View the Exhibit and examine the details of the PRODUCT_INFORMATIONtable.
Exhibit
You must display PRODUCT_NAME from the table where the CATEGORY_IDcolumn has values
12or 13, and the SUPPLIER_IDcolumn has the value 102088.
You executed this SQL statement:
Which statement is true regarding the execution?
- A. It would execute but would return no rows.
- B. It would execute and return the desired result.
- C. It would not execute because the entire WHERE clause is not enclosed within parentheses.
- D. It would not execute because the same column has been used twice with the AND logical operator.
Correct Answer: A 🗳️
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