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Share some Oracle Database 1Z0-071 exam questions and answers below.
Which statement is true regarding external tables?
A. The default REJECT LIMIT for external tables is UNLIMITED.
B. The data and metadata for an external table are stored outside the database.
C. ORACLE_LOADER and ORACLE_DATAPUMP have exactly the same functionality when used with an external table.
D. The CREATE TABLE AS SELECT statement can be used to unload data into regular table in the database from an external table.
Answer: D
Which two statements are true regarding multiple-row subqueries? (Choose two.)
A. They can contain group functions.
B. They always contain a subquery within a subquery.
C. They use the < ALL operator to imply less than the maximum.
D. They can be used to retrieve multiple rows from a single table only.
E. They should not be used with the NOT IN operator in the main query if NULL is likely to be a part of the result of the subquery.
Answer: A,E
Which two statements are true regarding the COUNT function? (Choose two.)
A. COUNT(*) returns the number of rows including duplicate rows and rows containing NULL value in any of the columns
B. COUNT(cust_id) returns the number of rows including rows with duplicate customer IDs and NULL value in the CUST_ID column
C. COUNT(DISTINCT inv_amt) returns the number of rows excluding rows containing duplicates and NULL values in the INV_AMT column
D. A SELECT statement using COUNT function with a DISTINCT keyword cannot have a WHERE clause
E. The COUNT function can be used only for CHAR, VARCHAR2 and NUMBER data types
Answer: A,C
Which statements are true? (Choose all that apply.)
A. The data dictionary is created and maintained by the database administrator.
B. The data dictionary views can consist of joins of dictionary base tables and user-defined tables.
C. The usernames of all the users including the database administrators are stored in the data dictionary.
D. The USER_CONS_COLUMNS view should be queried to find the names of the columns to which a constraint applies.
E. Both USER_OBJECTS and CAT views provide the same information about all the objects that are owned by the user.
F. Views with the same name but different prefixes, such as DBA, ALL and USER, use the same base tables from the data dictionary
Answer: C,D,F
Which three statements are true regarding the data types?
A. Only one LONG column can be used per table.
B. ATIMESTAMP data type column stores only time values with fractional seconds.
C. The BLOB data type column is used to store binary data in an operating system file.
D. The minimum column width that can be specified for a varchar2 data type column is one.
E. The value for a CHAR data type column is blank-padded to the maximum defined column width.
Answer: A,D,E
Now Oracle 1Z0-071 is a hot certification exam in the IT industry, and a lot of IT professionals all want to get Oracle 1Z0-071 certification. So Oracle certification 1Z0-071 exam is also a very popular IT certification exam. Oracle 1Z0-071 study guides pdf is very helpful to your work in the IT industry, which can help promote your position and salary a lot and let your life have more security.
So that you can get the career you want, and can achieve your dreams. With Passtcert Oracle 1Z0-071 study guides pdf, you can get what you want.There are a lot of sites provide the Oracle 1Z0-071 study guides pdf for you. Passtcert is only website which can provide you Oracle 1Z0-071 exam certification with high quality. In the guidance and help of Passtcert, you can through your Oracle 1Z0-071 exam the first time.
Share some Oracle Database 1Z0-071 exam questions and answers below.
Which statement is true regarding external tables?
A. The default REJECT LIMIT for external tables is UNLIMITED.
B. The data and metadata for an external table are stored outside the database.
C. ORACLE_LOADER and ORACLE_DATAPUMP have exactly the same functionality when used with an external table.
D. The CREATE TABLE AS SELECT statement can be used to unload data into regular table in the database from an external table.
Answer: D
Which two statements are true regarding multiple-row subqueries? (Choose two.)
A. They can contain group functions.
B. They always contain a subquery within a subquery.
C. They use the < ALL operator to imply less than the maximum.
D. They can be used to retrieve multiple rows from a single table only.
E. They should not be used with the NOT IN operator in the main query if NULL is likely to be a part of the result of the subquery.
Answer: A,E
Which two statements are true regarding the COUNT function? (Choose two.)
A. COUNT(*) returns the number of rows including duplicate rows and rows containing NULL value in any of the columns
B. COUNT(cust_id) returns the number of rows including rows with duplicate customer IDs and NULL value in the CUST_ID column
C. COUNT(DISTINCT inv_amt) returns the number of rows excluding rows containing duplicates and NULL values in the INV_AMT column
D. A SELECT statement using COUNT function with a DISTINCT keyword cannot have a WHERE clause
E. The COUNT function can be used only for CHAR, VARCHAR2 and NUMBER data types
Answer: A,C
Which statements are true? (Choose all that apply.)
A. The data dictionary is created and maintained by the database administrator.
B. The data dictionary views can consist of joins of dictionary base tables and user-defined tables.
C. The usernames of all the users including the database administrators are stored in the data dictionary.
D. The USER_CONS_COLUMNS view should be queried to find the names of the columns to which a constraint applies.
E. Both USER_OBJECTS and CAT views provide the same information about all the objects that are owned by the user.
F. Views with the same name but different prefixes, such as DBA, ALL and USER, use the same base tables from the data dictionary
Answer: C,D,F
Which three statements are true regarding the data types?
A. Only one LONG column can be used per table.
B. ATIMESTAMP data type column stores only time values with fractional seconds.
C. The BLOB data type column is used to store binary data in an operating system file.
D. The minimum column width that can be specified for a varchar2 data type column is one.
E. The value for a CHAR data type column is blank-padded to the maximum defined column width.
Answer: A,D,E
Now Oracle 1Z0-071 is a hot certification exam in the IT industry, and a lot of IT professionals all want to get Oracle 1Z0-071 certification. So Oracle certification 1Z0-071 exam is also a very popular IT certification exam. Oracle 1Z0-071 study guides pdf is very helpful to your work in the IT industry, which can help promote your position and salary a lot and let your life have more security.
So that you can get the career you want, and can achieve your dreams. With Passtcert Oracle 1Z0-071 study guides pdf, you can get what you want.There are a lot of sites provide the Oracle 1Z0-071 study guides pdf for you. Passtcert is only website which can provide you Oracle 1Z0-071 exam certification with high quality. In the guidance and help of Passtcert, you can through your Oracle 1Z0-071 exam the first time.
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