Free Sample Questions to Practice 1Z0-082 Certification Test Engine [May-2024]
2024 Valid 1Z0-082 Real Exam Questions, practice Oracle Database 19c
Oracle 1Z0-082 (Oracle Database Administration I) Certification Exam is a widely recognized certification in the field of database administration. It is designed to test the skills and knowledge of professionals who are responsible for administering Oracle databases. Passing 1Z0-082 exam is a great way to demonstrate your expertise in Oracle database administration and enhance your career prospects.
Oracle 1Z1-082 exam is designed for professionals who want to demonstrate their skills and knowledge in Oracle Database Administration. 1Z0-082 exam is the first step towards becoming an Oracle Certified Professional (OCP) in Oracle Database Administration. The 1Z1-082 exam covers a range of topics including installation and configuration, backup and recovery, security, performance tuning, and more.
NEW QUESTION # 74
Which two statements are true about the WHERE and HAVING clauses in a SELECT statement?
(Choose two.)
- A. WHERE and HAVING clauses can be used in the same statement only if applied to different table columns
- B. The WHERE clause can be used to exclude rows after dividing them into groups
- C. Aggregating functions and columns used in HAVING clauses must be specified in the SELECT list of a query
- D. The WHERE clause can be used to exclude rows before dividing them into groups
- E. The HAVING clause can be used with aggregating functions in subqueries
Answer: D,E
NEW QUESTION # 75
Which two statements are true about the configuration and use of UNDO_RETENTION with GURANTEED ? (Choose two.) RETENTION
- A. UNDO_RETENTION specifies for how long Oracle attempts to keep unexpired UNDO.
- B. UNDO_RETENTION specifies how long all types of UNDO are retained.
- C. UNDO_RETENTION specifies for how long Oracle attempts to keep expired and unexpired UNDO.
- D. Active UNDO is always retained.
- E. Unexpired UNDO is always retained.
Answer: B,E
NEW QUESTION # 76
Examine the description of the CUSTOMERS table:
For customers whose income level has a value, you want to display the first name and due amount as 5% of their credit limit. Customers whose due amount is null should not be displayed.
Which query should be used?
- A. SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNT
FROM customers
WHERE cust_incoms_level IS NOT NULL
AND due_amount IS NOT NULL; - B. SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNT
FROM customers
WHERE cust_income_level != NULL
AND cust_credit_level !=NULL; - C. SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNT
FROM customers
WHERE cust_income_level IS NOT NULL
AND cust_credit_limit IS NOT NULL; - D. SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNT
FROM customers
WHERE cust_income_level != NULL
AND due_amount !=NULL; - E. SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNT
FROM customers
WHERE cust_income_level <> NULL
AND due_amount <> NULL;
Answer: C
NEW QUESTION # 77
Which three functions are performed by dispatchers in a shared server configuration? (Choose three.)
- A. broadcasting shared server session responses back to requesters on all connections
- B. sending shared server session responses back to requesters on the appropriate connection
- C. writing inbound request to the common request queue from all shared server connections
- D. receiving inbound requests from processes using shared server connections
- E. sending each connection input request to the appropriate shared server input queue
- F. checking for outbound shared server responses on the common outbound response queue
Answer: B,C,D
Explanation:
https://docs.oracle.com/cd/B28359_01/server.111/b28310/manproc001.htm#ADMIN11168
NEW QUESTION # 78
Examine the description of the CUSTOMERS table:
For customers whose income level has a value, you want to display the first name and due amount as 5% of their credit limit. Customers whose due amount is null should not be displayed.
Which query should be used?
- A. SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNTFROM customersWHERE cust_income_level IS NOT NULLAND cust_credit_limit IS NOT NULL;
- B. SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNTFROM customersWHERE cust_income_level <> NULLAND due_amount <> NULL;
- C. SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNTFROM customersWHERE cust_incoms_level IS NOT NULLAND due_amount IS NOT NULL;
- D. SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNTFROM customersWHERE cust_income_level != NULLAND due_amount !=NULL;
- E. SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNTFROM customersWHERE cust_income_level != NULLAND cust_credit_level !=NULL;
Answer: A
NEW QUESTION # 79
Which three are types of segments in an Oracle Database? (Choose three.)
- A. clusters
- B. tables
- C. undo
- D. index
- E. sequences
- F. stored procedures
Answer: A,B,D
Explanation:
Explanation/Reference: http://www.adp-gmbh.ch/ora/concepts/segments.html
NEW QUESTION # 80
Which three instance situations are possible with the Oracle Database server without multi-tenant? (Choose three.)
- A. one instance on one server not associated with any database
- B. one instance on one server associated with two or more databases on separate servers
- C. one instance on one server associated with one database
- D. two or more instances on separate servers all associated with one database
- E. one instance on one server associated with two or more databases on the same server
Answer: A,B,E
NEW QUESTION # 81
Which two statements are true about the DUAL table? (Choose two.)
- A. It can display multiple rows but only a single column
- B. It consists of a single row and single column of VARCHAR2 data type
- C. It can be used to display only constants or pseudo columns
- D. It can be accessed only by the SYS user
- E. It can display multiple rows and columns
- F. It can be accessed by any user who has the SELECT privilege in any schema
Answer: B,D
NEW QUESTION # 82
Which three statements are true about dropping and unused columns in an Oracle database? (Choose three.)
- A. A column that is set to UNUSED still counts towards the limit of 1000 columns per table
- B. An UNUSED column's space is reclaimed automatically when the row containing that column is next queried.
- C. A DROP COLUMN command can be rolled back
- D. A primary key column referenced by another column as a foreign key can be dropped if using the CASCADE option.
- E. An UNUSED column's space is reclaimed automatically when the block containing that column is next queried.
- F. Partition key columns cannot be dropped.
Answer: A,D,E
NEW QUESTION # 83
Table EMPLOYEES contains columns including EMPLOYEE_ID, JOB_ID and SALARY.
Only the EMPLOYEE_ID column is indexed.
Rows exist for employees 100 and 200.
Examine this statement:
Which two statements are true? (Choose two.)
- A. Employee 200 will have JOB_ID set to the same value as the JOB_ID of employee 100
- B. Employee 200 will have SALARY set to the same value as the SALARY of employee 100
- C. Employee 100 will have JOB_ID set to the same value as the JOB_ID of employee 200
- D. Employees 100 and 200 will have the same SALARY as before the update command
- E. Employees 100 and 200 will have the same JOB_ID as before the update command
- F. Employee 100 will have SALARY set to the same value as the SALARY of employee 200
Answer: A,F
NEW QUESTION # 84
Which three statements are true about single-row functions? (Choose three.)
- A. They can accept only one argument
- B. They return a single result row per table
- C. They can be used only in the WHERE clause of a SELECT statement
- D. The data type returned can be different from the data type of the argument
- E. They can be nested to any level
- F. The argument can be a column name, variable, literal or an expression
Answer: D,E,F
NEW QUESTION # 85
Which statement is true about the INTERSECT operator used in compound queries?
- A. It ignores NULLs
- B. Multiple INTERSECT operators are not possible in the same SQL statement
- C. INTERSECT is of lower precedence than UNION or UNION ALL
- D. It processes NULLs in the selected columns
Answer: D
NEW QUESTION # 86
In one of your databases, user KING is:
1. Not a DBA user
2. An operating system (OS) user
Examine this command and its output:
What must you do so that KING is authenticated by the OS when connecting to the database instance?
- A. Have the OS administrator add KING to the OSDBA group
- B. Unset REMOTE_LOGIN_PASSWORDFILE
- C. Alter user KING to be IDENTIFIED EXTERNALLY
- D. Grant DBA to KING
- E. Set OS_AUTHEN_PREFIX to OPS$
Answer: B
NEW QUESTION # 87
Which two tasks can be performed in the NOMOUNT state? (Choose two.)
- A. creating a database
- B. renaming data files
- C. full database recovery
- D. re-creating control files
- E. enabling online redo log archiving
Answer: A,D
NEW QUESTION # 88
The stores table has a column START_DATE of data type DATE, containing the date the row was inserted. You only want to display details of rows where START_DATE is within the last 25 months. Which where clause can be used?
- A. WHERE MON'THS_BETWEEN (SYSDATE, start_date) <= 25
- B. WHERE MON'THS_BETWEEN (start_date, SYSDATE) <= 25
- C. WHERE TO_XUMBER(start_date - SYSDATE) <= 25
- D. WHERE ADD_MONTHS<start_date, 25) <= SYSDATE
Answer: B
NEW QUESTION # 89
Examine the description of the customers table:
You need to display last names and credit limits of all customers whose last name starts with A or B in lower or upper case, and whose credit limit Is below 1000.
Examine this partial query:
SELECT cust_last_name, cust_credit_limit FROM customers
Which two where conditions give the required result?
A)
C)
D)
E)
- A. Option B
- B. Option A
- C. Option D
- D. Option E
- E. Option C
Answer: D,E
NEW QUESTION # 90
You want to write a query that prompts for two column names and the WHERE condition each time it is executed in a session but only prompts for the table name the first time it is executed.
The variables used in your query are never undefined in your session.
Which query can be used?
- A. SELECT `&&col1', `&&col2'
FROM &table
WHERE `&&condition' = `&cond'; - B. SELECT &col1, &col2
FROM "&table"
WHERE &condition; - C. SELECT &&col1, &&col2
FROM &table
WHERE &&condition; - D. SELECT &col1, &col2
FROM &&table
WHERE &condition; - E. SELECT &&col1, &&col2
FROM &table
WHERE &&condition = &&cond;
Answer: D
NEW QUESTION # 91
Which two statements are true about single row functions? (Choose two.)
- A. TRUNC : can be used with NUMBER and DATE values
- B. CONCAT : can be used to combine any number of values
- C. CEIL : can be used for positive and negative numbers
- D. FLOOR : returns the smallest integer greater than or equal to a specified number
- E. MOD : returns the quotient of a division operation
Answer: A,C
NEW QUESTION # 92
You want to apply the principle of Least Privilege in all your live databases.
One of your requirements is to revoke unnecessary privileges from all users who have them using Privilege Analysis.
Which three types of analyses can be done using the DBMS_PRIVILEGE_CAPTURE package? (Choose three.)
- A. analysis of privileges granted indirectly to a role that are then used by a user who has been granted that role
- B. analysis of privileges that a user has on their own schema objects that they did not use
- C. analysis of privileges that a user has on their own schema objects that they did use
- D. analysis of all privileges used by all users including administrative users in the database
- E. analysis of all privileges used by all users but excluding administrative users in the database
- F. analysis of privileges granted directly to a role that are then used by a user who has been granted that role
Answer: A,B,D
NEW QUESTION # 93
Which two statements are true about UNDO and REDO? (Choose two.)
- A. The generation of UNDO generates REDO
- B. DML modifies Oracle database objects and only generates REDO
- C. DML modifies Oracle database objects and only generates UNDO
- D. The generation of REDO generates UNDO
Answer: A,D
NEW QUESTION # 94
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