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This section includes 33 Mcqs, each offering curated multiple-choice questions to sharpen your Database knowledge and support exam preparation. Choose a topic below to get started.
1. |
An abstraction is a generalization of something.%! |
A. | True |
B. | False |
Answer» B. False | |
2. |
ADO overlies the more complex OLE DB model, and can be called for scripting languages but not programming languages.%! |
A. | True |
B. | False |
Answer» C. | |
3. |
The process of defining a system data source name involves specifying the type of driver and the identity of the database to be processed.%! |
A. | True |
B. | False |
Answer» B. False | |
4. |
Users of OLE DB functionality are referred to as data providers.%! |
A. | True |
B. | False |
Answer» C. | |
5. |
ODBC is a foundation of data access in the specifically Microsoft world.%! |
A. | True |
B. | False |
Answer» C. | |
6. |
The driver manager processes ODBC requests and submits specific SQL statements to a given type of data source.%! |
A. | True |
B. | False |
Answer» C. | |
7. |
The ADO connection object is created after the ADO errors object is created.%! |
A. | True |
B. | False |
Answer» C. | |
8. |
A data source is an ODBC data structure that identifies a database and the DBMS that processes it.%! |
A. | True |
B. | False |
Answer» B. False | |
9. |
An OLE DB rowset is equivalent to a cursor.%! |
A. | True |
B. | False |
Answer» B. False | |
10. |
OLE DB has two types of data providers: tabular data providers and service providers.%! |
A. | True |
B. | False |
Answer» B. False | |
11. |
OLE DB tabular data providers present data in the form of rowsets.%! |
A. | True |
B. | False |
Answer» B. False | |
12. |
ODBC identifies two types of drivers: single tier and multiple-tier.%! |
A. | True |
B. | False |
Answer» B. False | |
13. |
An application that uses the ODBC interface could process any database that is ODBC-compliant without any program coding changes.%! |
A. | True |
B. | False |
Answer» B. False | |
14. |
A OLE DB collection is an object that contains a group of other objects.%! |
A. | True |
B. | False |
Answer» B. False | |
15. |
ODBC provides an interface by which Web server programs can access and process relational data sources in a DBMS-independent manner.%! |
A. | True |
B. | False |
Answer» B. False | |
16. |
A OLE DB rowset is an abstraction of a relation, which in turn is an abstraction of a recordset.%! |
A. | True |
B. | False |
Answer» C. | |
17. |
A file data source is one that is local to a single computer.%! |
A. | True |
B. | False |
Answer» C. | |
18. |
ODBC conformance levels specify which SQL statements, expressions, and data types a driver can process.%! |
A. | True |
B. | False |
Answer» B. False | |
19. |
A user data source is one that can be shared among database users.%! |
A. | True |
B. | False |
Answer» C. | |
20. |
An OLE DB interface is specified by a set of objects and the properties and methods that they expose.%! |
A. | True |
B. | False |
Answer» B. False | |
21. |
*$_ODBC core SQL grammar contains which of the following?:? |
A. | INSERT, UPDATE, DELETE only |
B. | Stored procedures only |
C. | Full SELECT (includes subqueries) only |
D. | Both 1 and 3 above are contained in the ODBC core SQL. |
Answer» E. | |
22. |
*/*_________ is a cover for utilizing OLE DB that is designed for use by almost any language.? |
A. | ODBC |
B. | ASP |
C. | JPCD |
D. | ADO |
Answer» E. | |
23. |
*/*_The ODBC Level 1 API contains which of the following functions?? |
A. | Browse possible connections and data sources only |
B. | Connect to data sources with driver-specific information only |
C. | Process a scrollable cursor only |
D. | Both 1 and 3 above are in the OBDC Level 1 API |
Answer» C. Process a scrollable cursor only | |
24. |
*/*_In OLE DB, actions that an object can perform are called:? |
A. | properties. |
B. | collections. |
C. | methods. |
D. | abstractions. |
Answer» D. abstractions. | |
25. |
%_________ is a simple object model that is easier to understand and use than OLE DB, and is frequently used for database applications._% |
A. | ASP |
B. | XML |
C. | ODBC |
D. | ADO |
Answer» E. | |
26. |
_ In ODBC, a data source that is local to a single computer is called a:$? |
A. | system data source. |
B. | file data source. |
C. | user data source. |
D. | SQL text file. |
Answer» B. file data source. | |
27. |
_ When using ODBC, which of the following serves as an intermediary between the application and the DBMS drivers?$? |
A. | Data source |
B. | Driver |
C. | Driver manager |
D. | OLE DB |
Answer» D. OLE DB | |
28. |
_ An ODBC data structure that identifies a database and the DBMS that processes it is called a(n):$? |
A. | data source. |
B. | driver manager. |
C. | driver. |
D. | API. |
Answer» B. driver manager. | |
29. |
_The ODBC core API consists of which of the following functions?$? |
A. | Commit or rollback transactions only |
B. | Connect to data sources with driver-specific information only |
C. | Connect to data sources only |
D. | Both 1 and 3 above are in the OBDC core API |
Answer» E. | |
30. |
The ODBC Level 2 API contains which the following functions?$? |
A. | Commit or rollback transactions only |
B. | Connect to data sources with driver-specific information only |
C. | Connect to data sources only |
D. | All of the above are contained in the OBDC Level 2 API |
Answer» E. | |
31. |
________ is an object-oriented interface that encapsulates data-server functionality.$? |
A. | ODBC |
B. | OLE DB |
C. | JPCD |
D. | ADO |
Answer» C. JPCD | |
32. |
Which of the following are goals of OLE DB?$? |
A. | Create object interfaces for DBMS functionality pieces only. |
B. | Increase flexibility only. |
C. | Object interface over any type of data only. |
D. | All of the above as goals of OLE DB. |
Answer» E. | |
33. |
When using ODBC, which of the following processes ODBC requests and submits specific SQL statements to a given type of data source?? |
A. | Data source |
B. | Driver |
C. | Driver manager |
D. | DBMS |
Answer» C. Driver manager | |