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单选题
You create a data block based on a relational table containing a REF column. You select the REF column for your form module. What is true about the items based on the REF column attributes?（）
A
The Query Only property is set to Yes.
B
The Conceal Data property is set to Yes.
C
The Insert Allowed property is set to Yes.
D
The Update Allowed property is set to Yes.
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更多 “单选题You create a data block based on a relational table containing a REF column. You select the REF column for your form module. What is true about the items based on the REF column attributes?（）A The Query Only property is set to Yes. B The Conceal Data property is set to Yes. C The Insert Allowed property is set to Yes. D The Update Allowed property is set to Yes.” 相关考题
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A. Column definitions cannot be altered to add DEFAULT values.B. A change to the DEFAULT value affects only subsequent insertions to the table.C. Column definitions cannot be altered at add DEFAULT values for columns with a NUMBER data type.D. All the rows that have a NULL value for the SALARY column will be updated with the value 5000.
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ou need to create a data block for query operations in the RETIRED_EMPLOYEES form module. Which three data sources can you use for this block?（）A、vector B、database view C、database table D、transactional trigger E、PL/SQL table of records F、multi-dimensional array
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You create a data block based on a relation table containing a REF column. You select the REF column for your form module. Which statement about the REF column is true?（）A、It is created as a nondisplay item. B、The Lock Record property is set to Yes. C、It cannot be referenced in item level triggers. D、It is placed on the canvas with the highest sequence number.
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You need to create a data block for DML operations in the NEW_EMPLOYEE form module. Which data source can you use for this block?（）A、REF cursor query. B、Stored function. C、From clause query. D、Transactional trigger.
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You are creating a form that will access an Oracle8 database. On which three sources can you base a data block?（）A、BFILE B、REF column C、Object table D、Column object E、INSTEAD-OF trigger
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The accounting manager wants you to create a form that when queried will display a calculated total of year-to-date actual expenditures for the fund code entered. The value needed to generate this summary data are stored in multiple tables. How would you define the data source for this data block without having the DBA create a database object? （）A、Choose Tools - Data Block Wizard, select View as the data source type, and base the block on the columns from the bales. B、Choose Tools - Data Block Wizard, select Table as the data source type, and base the block on the columns from the tables. C、Select the Data Blocks node in the Object Navigator and click the Create button. Choose to build the data block manually and alter the Query Data Source Columns and Query Data Source Arguments properties to enter the SELECT statement. D、Select the Data Blocks node in the Object Navigator and click the Create button. Choose to build the data block manually, alter the Query Data Source Type property to 'Table', and enter the SELECT statement in the Query Data Source Name property. E、Choose Tools - Data Block Wizard, select Stored Procedure as the data source type, and base the block on the columns the tables. F、Select the Data Blocks node in the Object Navigator and click the Create button. Choose to build the data block manually. Alter the Query Data Source Type to 'FROM' clause query', and enter the SELECT statement in the Query Data Source Name property.
考题
You create a data block based on a relational table containing a REF column. You select the REF column for your form module. What is true about the items based on the REF column attributes?（）A、The Query Only property is set to Yes. B、The Conceal Data property is set to Yes. C、The Insert Allowed property is set to Yes. D、The Update Allowed property is set to Yes.
考题
he data blocks in your form module are based on object tables. How would you create a master-detail relationship between two of these blocks?（）A、Use the Data Block Wizard and base the relation on a REF pointer. B、In the Object Navigator, select the Relation node under the master block and click the Create icon. Build the relation manually and coordinate the blocks using triggers.C、Use the Data Block Wizard, and base the relation on the primary key-foreign key relationship in the database. D、This task is not possible because master-detail relations can be implemented only for blocks based on relational tables.
考题
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36 You are creating a report wizard to create a matrix report. The query build, you select the patient_name column from the patient table; the doctor_name from the doctors table; and the doctor_ID, patient_ID and ID columns from the procedure table. In the report wizard you select patient_name as the row value, doctor_ID as the column values and the count as the cell values. You need to add a total for each doctors column. In the wizard report which tab will allow you to create the summary column?（）A、Rows B、Totals C、Columns D、Cells E、Data
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You want to estimate the size of a table by using the Oracle Enterprise Manager. On which data is the size of the table NOT based？（）A、 column sizesB、 column data typesC、 PCTFREED、 projected number of rowE、 PCTUSED
考题
You want to implement a master-detail relation between data blocks based on object tables. How would you do this? （）A、Create the relation manually and coordinate the blocks using triggers. B、Base the relation on a REF pointer using the Data Block Wizard. C、Base the relation on a foreign key using the Data Block Wizard. D、This task is not possible because master-detail relations can be implemented only for blocks based on relation tables.
考题
单选题You want to implement a master-detail relation between data blocks based on object tables. How would you do this? （）A
Create the relation manually and coordinate the blocks using triggers. B
Base the relation on a REF pointer using the Data Block Wizard. C
Base the relation on a foreign key using the Data Block Wizard. D
This task is not possible because master-detail relations can be implemented only for blocks based on relation tables.
考题
单选题You need to create a data block for DML operations in the NEW_EMPLOYEE form module. Which data source can you use for this block?（）A
REF cursor query. B
Stored function. C
From clause query. D
Transactional trigger.
考题
单选题The accounting manager wants you to create a form that when queried will display a calculated total of year-to-date actual expenditures for the fund code entered. The value needed to generate this summary data are stored in multiple tables. How would you define the data source for this data block without having the DBA create a database object? （）A
Choose Tools - Data Block Wizard, select View as the data source type, and base the block on the columns from the bales. B
Choose Tools - Data Block Wizard, select Table as the data source type, and base the block on the columns from the tables. C
Select the Data Blocks node in the Object Navigator and click the Create button. Choose to build the data block manually and alter the Query Data Source Columns and Query Data Source Arguments properties to enter the SELECT statement. D
Select the Data Blocks node in the Object Navigator and click the Create button. Choose to build the data block manually, alter the Query Data Source Type property to 'Table', and enter the SELECT statement in the Query Data Source Name property. E
Choose Tools - Data Block Wizard, select Stored Procedure as the data source type, and base the block on the columns the tables. F
Select the Data Blocks node in the Object Navigator and click the Create button. Choose to build the data block manually. Alter the Query Data Source Type to 'FROM' clause query', and enter the SELECT statement in the Query Data Source Name property.
考题
单选题You are creating the SAL_INFO data block on the EMP_QUERY form. The SALARY field should only be populated if the logged-on user is a manager. Since this query could potentially return a large amount of records, you have created a stored procedure which uses a ref cursor on which to base the data block. How would you create the data block?（）A
Click the Data Blocks node in the Object Navigator and click the create button. Choose to build the data block manually. Enter the procedure name in the Query Data Source Columns property and the procedure code in the Query Data Source Arguments property. B
Choose Tools - Data Block Wizard, select Table as the data source type, and base the data block on the columns included in the procedure. C
Select the Data Blocks node in the Object Navigator and click the Create button. Choose to build the data block manually, alter the Query Data Source Type property to 'Ref cursor', and enter the name of the procedure in the Query Data Source Name property. D
Select the Data Blocks node in the Object Navigator and click the Create button. Alter the Query Data Source Name, Query Data Source Columns, and Query Data Source Arguments properties to create a stored procedure that uses a ref cursor. E
Launch the Data Block Wizard, select Stored Procedures as the data source type, and base the block on the procedure.
考题
多选题ou need to create a data block for query operations in the RETIRED_EMPLOYEES form module. Which three data sources can you use for this block?（）AvectorBdatabase viewCdatabase tableDtransactional triggerEPL/SQL table of recordsFmulti-dimensional array
考题
单选题A sales analyst reviews the first draft on your Sales application, and requests that the application graphically represent revenue generated for each sales representative, in addition to the textual data currently displayed for the ORDER block. How would you incorporate this graphic in your form? （）A
Invoke the Chart Wizard and create a chart based on the ORDER block. B
Create a chart using Graphics Builder and then select File Import Chart in Form Builder, positioning the new chart with the text items in the ORDER block. C
Invoke the Data Block Wizard in reentrant mode, select the Charts tab, and specify the chart type and column sources for the X and Y axes. D
Select the Chart node in the Object Navigator, Click the Create icon, and specify the details of the chart in the chart's Property Palette.
考题
单选题You are creating the DEPT_SAL data block from the PAYHIST form. Users should be able to enter a valid department ID number, which will then display the employee salary information for that department. This data block could potentially retrieve a large number of records. Since users will probably only view a small number of these records, only 10 records should be fetched at one time. How would you create the data block?（）A
Select The Data Blocks node in the Object Navigator and click the Create button. Choose to build the data block manually, enter the procedure name in the Query Data Source Columns property, and the procedure code in the Query Data Source Arguments property. B
Choose Tools - Data Block Wizard, select Table as the data source type, and base the block on the columns from the tables. C
Choose Tools - Data Block Wizard, select, View as the data source type, and base the block on the columns from the tables. D
Select the Data Blocks node in the Object Navigator and click the Create button. Choose to build the data block manually, alter the Query Data Source Type property to 'FROM clause query', and enter the SELECT statement in the Query Data Source Name property. E
Select the Data Block node in the Object Navigator and click the Create button. Alter the Query Data Source Type, Query Data Source Name, Query Data Sources Columns, and Query Data Source Arguments properties to create a stored procedure that uses a red cursor.
考题
单选题he data blocks in your form module are based on object tables. How would you create a master-detail relationship between two of these blocks?（）A
Use the Data Block Wizard and base the relation on a REF pointer. B
In the Object Navigator, select the Relation node under the master block and click the Create icon. Build the relation manually and coordinate the blocks using triggers.C
Use the Data Block Wizard, and base the relation on the primary key-foreign key relationship in the database. D
This task is not possible because master-detail relations can be implemented only for blocks based on relational tables.
考题
单选题You want to estimate the size of a table by using the Oracle Enterprise Manager. On which data is the size of the table NOT based？（）A
column sizesB
column data typesC
PCTFREED
projected number of rowE
PCTUSED
考题
单选题You created an encrypted tablespace: You then closed the encryption wallet because you were advised that this is secure. Later in the day, you attempt to create the EMPLOYEES table in the SECURESPACE tablespace with the SALT option on the EMPLOYEE column. Which is true about the result?（）A
It creates the table successfully but does not encrypt any inserted data in the EMPNAME column because the wallet must be opened to encrypt columns with SALT.B
It generates an error when creating the table because the wallet is closed.C
It creates the table successfully, and encrypts any inserted data in the EMPNAME column because the wallet needs to be open only for tablespace creation.D
It generates error when creating the table, because the salt option cannot be used with encrypted tablespaces.
考题
单选题You create a data block based on a relation table containing a REF column. You select the REF column for your form module. Which statement about the REF column is true?（）A
It is created as a nondisplay item. B
The Lock Record property is set to Yes. C
It cannot be referenced in item level triggers. D
It is placed on the canvas with the highest sequence number.
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