Database - Oracle Test

Test Instructions :

1. The Test is 1hr duration.
2. The Test Paper consists of 30 questions. The maximum marks are 30.
3. All the questions are multiple choice question type with three options for each question.
4. Out of the three options given for each question, only one option is the correct answer.
5. Each question is allotted 1 mark for each correct response.
6. 0.25 will be deducted for incorrect response of each question.
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Which is the subset of SQL commands used to manipulate Oracle Database structures, including tables?

  

  

  

  

These following parameters are optional in init.ora parameter file DB_BLOCK_SIZE, PROCESSES

  

  

SHOW_ALERT function returns

  

  

  

  

Find the ODD one out of the following

  

  

  

  

Which of the following does not affect the size of the SGA

  

  

  

  

What are the different file extensions that are created by Oracle Reports ?

  

  

  

  

Why is it better to use an INTEGRITY CONSTRAINT to validate data in a table than to use a STORED PROCEDURE ?

  

  

  

What is the appropriate destination type to send the output to a printer ?

  

  

  

  

The Database Language That Allows You To Access Or Maintain Data In A Database

  

  

  

  

A Transaction ends

  

  

  

  

The system variable that records the select statement that SQL * FORMS most recently used to populate a block is __________

  

  

  

  

Which of the following is TRUE for the ENFORCE KEY field a. ENFORCE KEY field characterstic indicates the source of the value that SQL*FORMS uses to populate the field b. A field with the ENFORCE KEY characterstic should have the INPUT ALLOWED charaterstic turned off

  

  

  

  

In Oracle, which of the following package procedure is UNRESTRICTED ?

  

  

  

  

Which command allows the removal of all rows from a table but flushes a table more efficiently since no rollback information is retained:

  

  

  

  

Which of the following is not correct about Cursor ?

  

  

  

  

Which of the following is not included in DML (Data Manipulation Language)

  

  

  

  

What is a RADIO GROUP ?

  

  

  

  

A database trigger doesnot apply to data loaded before the definition of the trigger

  

  

Is it possible to modify a Datatype of a column when column contains data ?

  

  

What does a COMMIT statement do to a CURSOR

  

  

  

  

________clause is an additional filter that is applied to the result.

  

  

  

  

Can we pass RECORD GROUP between FORMS ?

  

  

Datadictionary can span across multiple Tablespaces

  

  

Can we use a RESTRICTED packaged procedure in WHEN_TEXT_ITEM trigger ?

  

  

What is a DATABLOCK

  

  

  

  

What are the types of Calculated columns available ?

  

  

  

  

Which of the following is/are the DDL statements?

  

  

  

  

Which of the following is TRUE. 1 Host variables are declared anywhere in the program 2 Host variables are declared in the DECLARE section

  

  

  

  

Databases overall structure is maintained in a file called

  

  

  

  

DCL stands for

  

  

  

  

Transactions per rollback segment is derived from

  

  

  

  

POST-BLOCK trigger is also a ?

  

  

  

  

_________commands in SQL allow controlling access to data within database.

  

  

  

  

  

LGWR process writes information into

  

  

  

  

What is a trigger

  

  

  

  

A CONTROL BLOCK can sometimes refer to a BASETABLE ?

  

  

What SYSTEM VARIABLE is used to refer DATABASE TIME ?

  

  

  

  

A FORM is madeup of which of the following objects

  

  

  

  

If the maximum records retrieved property of a query is set to 10, then a summary value will be calculated

  

  

  

  

Is it possible to Disable the Parameter form while running the report?

  

  

TCL stands for

  

  

  

  

The packaged procedure that makes data in form permanent in the Database is

  

  

  

  

A table that displays data redundancies yields ____________ anomalies.

  

  

  

  

The status of the Rollback segment can be viewed through

  

  

  

  

Stack is also called __________

  

  

  

  

SET TRANSACTION USE ROLLBACK SEGMENT is used to create user objects in a particular Tablespace

  

  

A column defined as PRIMARY KEY can have NULL's?

  

  

SNAPSHOTS cannot be refreshed automatically

  

  

In an SQL statement, which of the following parts states the conditions for row selection?

  

  

  

  

To obtain the structure of an Oracle table, the command to use is:

  

  

  

  

___________ defines rules regarding the values allowed in columns and is the standard mechanism for enforcing database integrity.

  

  

  

  

When do you get a .PLL extension ?

  

  

  

  

A type of query that is placed within a WHERE or HAVING clause of another query is called

  

  

  

  

When a form is invoked with CALL_FORM does Oracle forms issues SAVEPOINT ?

  

  

What is built_in Subprogram ?

  

  

  

  

DCL Provides Commands To Perform Actions Like _____________

  

  

  

  

Which of the following is TRUE for a ERASE packaged procedure 1 ERASE removes an indicated Global variable & releases the memory associated with it 2 ERASE is used to remove a field from a page

  

  

  

  

Which of the following is not a type of SQL statement?

  

  

  

  

Which command defines its columns, integrity constraint in create table:

  

  

  

  

The language used application programs to request data from the DBMS is referred to as __________

  

  

  

  

Which is not part of the Data Definiton Language ?

  

  

  

List of Values (LOV) supports

  

  

  

  

We can create SNAPSHOTLOG for

  

  

  

  

In SQL, which command is used to add new rows to a table?

  

  

  

  

EXP command is used

  

  

  

  

SYSTEM.EFFECTIVE.DATE varaible is

  

  

  

  

Which of the following is illegal?

  

  

  

  

SMON process is used to write into LOG files

  

  

Constraints cannot be exported through Export command?

  

  

With which function of a summary item in the COMPUTE AT optio required ?

  

  

  

  

ENQUEUE resources parameter information is derived from 

  

  

  

It is very difficult to grant and manage common privileges needed by different groups of database users using the roles 

  

  

Which of the following is not an reason for the fact that most of the processing is done at the server ?

  

  

  

  

What are the SQL clauses supported in the link property sheet ?

  

  

  

  

A set of Dictionary tables are created

  

  

  

  

Multiple Tablespaces can share a single datafile

  

  

Is it possible to use Transactional control statements in Database Triggers?

  

  

Size of Tablespace can be increased by

  

  

  

  

Can we use GO_BLOCK package in a PRE_TEXT_ITEM trigger ?

  

  

Explicitly we can assign transaction to a rollback segment 

  

  

Which of the following is not correct about User_Defined Exceptions ?

  

  

  

  

The three language components of a database management system (DBMS) like DDL, DCL, DML. Two different types of people (users and practitioners) are concerned with them. Which of them do users of a DBMS usually deal with?

  

  

  

  

Identify the RESTRICTED packaged procedure from the following

  

  

  

  

Is it possible to open a cursor which is in a Package in another procedure ?

  

  

It is very difficult to grant and manage common priveleges needed by different groups of database users using roles.

  

  

Can we attach the same LOV to different fields in Design time ?

  

  

The User can set Archive file name formats

  

  

Is it possible to Enable or Disable a Database trigger ?

  

  

What is SQL * FORMS ?

  

  

  

  

What are the different events in Triggers ?

  

  

  

  

A command that lets you change one or more fields in a record is

  

  

  

  

SNAPSHOT is used for

  

  

  

  

What is the maximum size of the page ?

  

  

  

  

Which of the SQL statements is correct?

  

  

  

  

For the following statements which is true 1. Page is an object owned by a form 2. Pages are a collection of display information such as constant text and graphics.

  

  

  

  

Which of the following is not correct about a View ?

  

  

  

  

A Stored Procedure is a

  

  

  

  

If two groups are not linked in the data model editor, what is the hierarchy between them?

  

  

  

  

What is the full form of SQL?

  

  

  

  

Which of the following is TRUE for the SYSTEM VARIABLE $$date$$

  

  

  

  

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