Create Next App

Exam contains 339 questions

Page 9 of 57

Question 49 🔥

Which create table statement is valid?

Which database solution meets these requirements?

A. Option A

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B. Option B

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C. Option C

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D. Option D

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Discussion of the question

Question 50 🔥

Which two statements are true regarding constraints?

Which database solution meets these requirements?

A. A table can have only one primary key and one foreign key.

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B. A table can have only one primary key but multiple foreign keys.

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C. Only the primary key can be defined at the column and table levels.

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D. The foreign key and parent table primary key must have the same name.

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E. Both primary key and foreign key constraints can be defined at both column and table levels.

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Discussion of the question

Question 51 🔥

In which three situations does a transaction complete?

Which database solution meets these requirements?

A. When a DELETE statement is executed

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B. When a ROLLBACK command is executed

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C. When a PL/SQL anonymous block is executed

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D. When a data definition language (DDL) statement is executed

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E. When a TRUNCATE statement is executed after the pending transaction

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Discussion of the question

Question 52 🔥

Examine the structure of the orders table:You want to find the total value of all the orders for each year and issue the following command:Which statement is true regarding the outcome?

Which database solution meets these requirements?

A. It executes successfully and gives the correct output.

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B. It gives an error because the TO_CHAR function is not valid.

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C. It executes successfully but does not give the correct output.

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D. It gives an error because the data type conversion in the SELECT list does not match the data type conversion in the GROUP BY clause.

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Discussion of the question

Question 53 🔥

View the Exhibit and examine the structure of the products table.All products have a list price.You issue the following command to display the total price of each product after a discount of 25% and a tax of 15% are applied on it. Freight charges of $100 have to be applied to all the products.What would be the outcome if all the parentheses are removed from the above statement?

Which database solution meets these requirements?

A. It produces a syntax error.

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B. The result remains unchanged.

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C. The total price value would be lower than the correct value.

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D. The total price value would be higher than the correct value.

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Discussion of the question

Question 54 🔥

Evaluate the following SQL statement:Which statement is true regarding the outcome of the above query?

Which database solution meets these requirements?

A. It executes successfully and displays rows in the descending order of PROMO_CATEGORY.

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B. It produces an error because positional notation cannot be used in the order by clause with set operators.

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C. It executes successfully but ignores the order by clause because it is not located at the end of the compound statement.

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D. It produces an error because the order by clause should appear only at the end of a compound query-that is, with the last select statement.

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Discussion of the question

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oracle 1Z0_061

Exam contains 339 questions

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