Microsoft Real Exams 98 364 V2019 03 20 By Dylan-Books Pdf

Microsoft Real exams 98 364 v2019 03 20 by Dylan
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QUESTION 1, The terms bitmap b tree and hash refer to which type of database structure. https www gratisexam com,B Function,D Stored procedure. Correct Answer C,Section none,Explanation,Explanation Reference. QUESTION 2,One reason to add an index is to,A Decrease storage space. B Increase database security,C Improve performance of select statements.
D Improve performance of insert statements,Correct Answer C. Section none,Explanation,Explanation Reference,https www gratisexam com. QUESTION 3,You have a table that contains the following data. You break the table into the following two tables,This process is referred to as. A defragmentation,B normalization,C fragmentation,D denormalization.
Correct Answer B,Section none,Explanation,Explanation Reference. QUESTION 4,Which key uniquely identifies a row in a table. https www gratisexam com,D superkey,Correct Answer B. Section none,Explanation,Explanation Reference,QUESTION 5. Which statement creates a composite key,https www gratisexam com.
A Option A,B Option B,C Option C,D Option D,Correct Answer D. Section none,Explanation,Explanation Reference,QUESTION 6. In which situation do you need to perform a restore on a database. https www gratisexam com,A when data becomes corrupted in the database. B when you need to roll back a transaction,C when you encounter an error in your application. D when data needs to be deleted from the database,Correct Answer A.
Section none,Explanation,Explanation Reference,QUESTION 7. Which command should you use to give a user permission to read the data in a table. A ALLOW SELECT,B LET READ,C PERMIT READ,D GRANT SELECT. Correct Answer D,Section none,Explanation,Explanation Reference. QUESTION 8, You need to enable a new employee to authenticate to your database. Which command should you use,A ALLOW USER,B CREATE USER.
C ADD USER,D INSERT USER,E ALTER USER,https www gratisexam com. Correct Answer B,Section none,Explanation,Explanation Reference. QUESTION 9, You need to store product quantities and you want to minimize the amount of storage space that is used Which data type should you use. Correct Answer A,Section none,Explanation,Explanation Reference. QUESTION 10,You have the following table definition.
CREATE TABLE Road,RoadID INTEGER NOT NULL,Distance INTEGER NOT NULL. The Road table contains the following data,You execute the following statement. INSERT INTO Road VALUES 1234 36,What is the result. https www gratisexam com, A an error stating that NULL values are not allowed. B a new row in the table, C an error stating that duplicate IDs are not allowed.
D a syntax error,Correct Answer B,Section none,Explanation. Explanation Reference,QUESTION 11, You need to store product names that vary from three to 30 characters You also need to minimize the amount of storage space that is used. Which data type should you use,A VARCHAR 3 30,B CHAR 3 30. C VARCHAR 30,Correct Answer C,Section none,Explanation. Explanation Reference,QUESTION 12,One reason to create a stored procedure is to.
A Improve performance,B Minimize storage space,C Bypass case sensitivity requirements. D Give the user control of the query logic,Correct Answer A. Section none,https www gratisexam com,Explanation,Explanation Reference. QUESTION 13,In SQL an insert statement is used to add a. A User to a database,B Row of data to a table,C Table to a database.
D Column to a table definition,Correct Answer B,Section none. Explanation,Explanation Reference,QUESTION 14,You have two tables Each table has three rows. How many rows will be included in the Cartesian product of these two tables. Correct Answer D,Section none,Explanation,Explanation Reference. QUESTION 15, You are writing an SQL statement to retrieve rows from a table. https www gratisexam com, Which data manipulation language DML command should you use.
Correct Answer B,Section none,Explanation,Explanation Reference. QUESTION 16, The component that holds information for a single entry in a table is called a. A Data type,Correct Answer B,Section none,Explanation. Explanation Reference,QUESTION 17,You execute the following statement. SELECT EmployeeID FirstName DepartmentName,FROM Employee Department.
This type of operation is called a an,A Intersection. B Outer join,https www gratisexam com,C Equi join,D Cartesian product. Correct Answer D,Section none,Explanation,Explanation Reference. QUESTION 18, Which command should you use to add a column to an existing table. https www gratisexam com,Correct Answer B,Section none.
Explanation,Explanation Reference,QUESTION 19,You have the following table definition. CREATE TABLE Product,ID INTEGER PRIMARY KEY,Name VARCHAR 20. Quantity INTEGER,https www gratisexam com,The Product table contains the following data. You execute the following statement, SELECT Name FROM Product WHERE Quantity IS NOT NULL. How many rows are returned,Correct Answer D,Section none.
Explanation,Explanation Reference,QUESTION 20, You are writing a select statement to find every product whose name contains a specific character. Which keyword should you use in your where clause,C INCLUDES. https www gratisexam com,Correct Answer D,Section none. Explanation,Explanation Reference,QUESTION 21, You need to populate a table named EmployeeCopy with data from an existing table named Employee. Which statement should you use,A Option A,B Option B.
C Option C,https www gratisexam com,D Option D,Correct Answer D. Section none,Explanation,Explanation Reference,QUESTION 22. You execute the following statement,This statement is an example of a an. A Subquery,C Outer join,D Cartesian product,Correct Answer A. Section none,Explanation,Explanation Reference,QUESTION 23.
Which keyword would you use in a select statement to return rows that meet a specific condition. https www gratisexam com,C ORDER BY,Correct Answer A. Section none,Explanation,Explanation Reference,QUESTION 24. You have a table named Employee that includes the following columns. EmployeeID,Smp1oyeeName, Which statement should you use to return the number of rows in the table. A Option A,B Option B,C Option C,D Option D,https www gratisexam com. https www gratisexam com QUESTION 3 You have a table that contains the following data You break the table into the following two tables This process is referred

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