InfoTechSite|IT Tutorials, MCQs, and Quizzes

Latest Posts
InfoTechSite
CS/IT MCQ Collections

Solved MCQ on Fundamentals of DBMS set-9

Pinterest LinkedIn Tumblr Reddit WhatsApp
Solved MCQ on Fundamentals of DBMS
This set of solved MCQ on fundamentals of DBMS includes MCQ questions about the introduction of Database Model, characteristic of a relational database, and the architecture of a database system.

1) Which of the following is not a characteristic of a relational database model?
A. Table
B. Tree-like structure
C. Complex logical relationship
D. Records

2) Field is otherwise called as ……… of the record
A. data item
B. data type
C. value
D. variable

3) A table can have only one
A. Secondary key
B. Alternate key
C. Unique key
D. Primary key

4) A field can be called as ……….. in relation context.
A. random file
B. direct file
C. attribute
D. tuple

5) In the relational modes, cardinality is termed as
A. Number of tuples
B. Number of attributes
C. Number of tables
D. Number of constraints

6) The …….. is used for creating and destroying table, indexes and other forms of structures.
A. data manipulation language
B. data control language
C. transaction control language
D. data definition language

7) The view of total database content is
A. Conceptual view
B. Internal view
C. External view
D. Physical view

8) The ………… refers to the way data is organized in and accessible from DBMS.
A. database hierarchy
B. data organization
C. data sharing
D. data model

9) Architecture of the database can be viewed as
A. two levels
B. four levels
C. three levels
D. one level

10) …….. introduced the relational database rules.
A. Atul kahate
B. James Gossling
C. EF Codd
D. Dennies Rithchie

11) In a relational model, relations are termed as
A. Tuples
B. Attributes
C. Tables
D. Rows

12) When the values in one or more attributes being used as a foreign key must exist in another set of one or more attributes in another table, we have created a(n) ……..
A. transitive dependency
B. insertion anomaly
C. referential integrity constraint
D. normal form

13) In the architecture of a database system, the external level is the
A. physical level
B. logical level
C. conceptual level
D. view level

14) A functional dependency is a relationship between or among …….
A. tables
B. rows
C. relations
D. attributes

15) Related fields in a database are grouped to form a
A. data file
B. data record
C. menu
D. bank

16) ………. is, a table have more than one set of attributes that could be chosen as the key
A. foreign key
B. integrity key
C. relationship
D. candidate key

17) The database environment has all of the components except the following.
A. users
B. separate files
C. database
D. database administrator

18) The operation of eliminating columns in a table done by …….. operation.
A. Restrict
B. Project
C. Union
D. Divide

19) The way a particular application views the data from the database that the application uses is a
A. module
B. relational model
C. schema
D. subschema

20) ……. is a condition specified on a database schema and restricts the data that can be stored in an instance of the database.
A. Key Constraint
B. Check Constraint
C. Foreign key constraint
D. integrity constraint

We have created a quiz including Solved MCQ on Fundamentals of DBMS. Please take this quiz to test your knowledge on DBMS fundamentals.

Quiz for Fundamentals of DBMS

 

1. DFD stands for
2. Which of the following is not a characteristic of a relational database model?
3. Which of the following databases has only a strict parent-child relationship?
4. Which of the following is a condition specified on a database schema and restricts the data that can be stored in an instance of the database?
5. Data independence means
6. The database schema is written in which of the following languages?
7. Which of the following is the complex search criteria in the where clause?
8. Which of the following is a preferred method for enforcing data integrity?
9. Which of the following has to be dealt with by the integrity subsystem is to ensure that only valid values can be assigned to each data item?
10. Which of the following is a utility to capture a continuous record of server activity and provide auditing capability?
11. Data items grouped together for storage purposes is called a
12. Which of the following is not a logical database structure?
13. What is an advantage of the database management approach?
14. Which of the following is not a binary operator in relational algebra?
15. Which of the following clauses specifies a search condition for a group or an aggregate?
16. Which of the following is used to determine whether a table contains duplicate rows?
17. Which of the following provides an option for entering SQL queries as execution time, rather than at the development stage?
18. What is the full form of DDL in Database Management System?
19. What is the full form of HSAM?
20. Which of the following is TRUE for the system variable "date"?
21. What represents the number of entities to which another entity can be associated?
22. What is a special type of integrity constraint that relates two relations & maintains consistency across the relations?
23. Which of the following contains information that defines valid values that are stored in a column or data type?
24. Which database level is closest to the users?
25. What is a set of columns that identifies every row in a table?
26. Which of the following enables users to create and maintain a database?
27. Which of the following are the properties of entities?
28. What is the collection of information stored in a database at a particular moment?
29. Which of the following databases contains data assisting day-to-day activities of the organization?
30. Which contains information about a file needed by system programs for accessing file records?
31. Which database is used as a template for all databases created?
32. What is a logical schema?
33. A relational database developer refers to a record as
34. Which of the following is an outstanding functionality of SQL that supports automatic selection of the target data?
35. A top-to-bottom relationship among the items in a database is established by a
36. Which key is a minimal superkey that can also refer to a surrogate key?
37. Which of the following keys is used to eliminate duplicate rows?
38. Which of the following is used to define the overall design of the database?
39. Which of the following are used during the operation of the DBMS?
40. What is a set of possible data values?
41. Which of the following clauses is used to pass on granted privileges to other users?
42. Which of the following is/are the DDL statements?
43. Which one of the following statements is false?
44. What is the way a particular application views the data from the database that the application uses?
45. What are the different events in Triggers?
46. In SQL, the CREATE TABLESPACE is used
47. Who proposed the process of normalization in DBMS at first?
48. Which of the following entity does not have a distinguishing attribute if its own and most are dependent entities?
49. Which of the following are the ways in which entities can participate in a relationship?
50. In SQL, which command is used to issue multiple CREATE TABLE, CREATE VIEW, and GRANT statements in a single transaction?
51. Which of the following operators is basically a join followed by a project on the attributes of the first relation?
52. Which of the following SQL commands can be used to modify existing data in a database table?
53. In an ER model, which is described in the database by storing its data.
54. Which of the following is a way a particular application views the data from the database that the application uses?
55. Which candidate key allows you to uniquely identify each row?
56. Which data type can store unstructured data?
57. Which command is used for entering the specific database?
58. Which command can be used to change a column value in a table?
59. In a snapshot, which clause tells Oracle how long to wait between refreshes?
60. A table can have only one
61. What language requires a user to specify the data to be retrieved without specifying exactly how to get it?
62. Which of the following defines rules regarding the values allowed in columns and is the standard mechanism for enforcing database integrity?
63. What is a full form of SQL?
64. Which clause is an additional filter that is applied to the result?
65. What is the number of tuples in a relation?
66. What defines the structure of a relation that consists of a fixed set of attribute-domain pairs?
67. What is the process of organizing data into related tables?
68. Which normal form is considered adequate for relational database design?
69. DCL stands for
70. Which statement is executed automatically by the system?
71. The key to represent the relationship between tables is called
72. Which of the following commands can be used to modify a column in a table?
73. Which of the following is critical in formulating database design?
74. What operator tests the column for the absence of data?
75. Grant and revoke are which of the following statements?
76. Which keyword is used to find the number of values in a column?
77. Which of the following components is NOT included in the database environment?
78. DBMS helps to achieve
79. In a relational schema, each tuple is divided into fields called
80. Which character function can be used to return a specified portion of a character string?
81. In the relational modes, cardinality is also called
82. What is the feature of the relational model?
83. If a table has more than one set of attributes that could be chosen as the key, it is called
84. What will be created if a primary key is combined with a foreign key?
85. What is the view of total database content?
86. In a relational model, relations are also called
87. Which table store information about the database or about the system?
88. Which is a proper subset designed to support views belonging to different classes of users in order to hide or protect information?
89. Which of the following is the preferred method for enforcing data integrity?
90. Which of the following files are used during the operation of the DBMS?

 

Answers:

1) B. Tree-like structure
2) A. data item
3) D. Primary key
4) C. attribute
5) A. Number of tuples
6) D. data definition language
7) A. Conceptual view
8) D. data model
9) C. three levels
10) C. EF Codd
11) C. Tables
12) C. referential integrity constraint
13) D. view level
14) D. attributes
15) B. data record
16) D. candidate key
17) A. users
18) B. Project
19) D. subschema
20) B. Check Constraint

Read Next: Solved MCQ on Database Normalization set-1
Read More: Collections of DBMS MCQ questions
Download: Free PDF E-book of MCQ on Fundamentals of DBMS

We have created a video on YouTube including MCQ on Fundamentals of DBMS. Please watch the video and subscribe to our channel to get more videos on DBMS.

Author

Shuseel Baral is a web programmer and the founder of InfoTechSite has over 8 years of experience in software development, internet, SEO, blogging and marketing digital products and services is passionate about exceeding your expectations.

Related Posts

Write A Comment

Protected by Security by CleanTalk and CleanTalk Anti-Spam