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4525+ MCQ Questions in english हिन्दी

1361. Which keyword is used for function in Python language?

A. Function

B. Def

C. Fun

D. Define

1360. Each key in a relational schema that has many keys in a database management system is categorized as

A. Prime key

B. Super key

C. Candidate key

D. Primary key

1359. Which of the following is used to define a block of code in Python language?

A. Indentation

B. Key

C. Brackets

D. All of the mentioned

1358. Which command is used to remove a relation from a SQL database?

A. Delete

B. Purge

C. Remove

D. Drop table

1357. Insert into instructor values (10211, 'Smith', 'Biology', 66000); What kind of claim is this?

A. Query

B. DML

C. Relational

D. DDL

1356. What will be the value of the following Python expression? 4 + 3 % 5

A. 7

B. 2

C. 4

D. 1

1355. The phrase "attribute" describes a ___________ of a table.

A. Record

B. Column

C. Tuple

D. Key

1354. All keywords in Python are in _________

A. Capitalized

B. lower case

C. UPPER CASE

D. None of the mentioned

1353. The quantity of attributes and qualities in a relation is referred to as its

A. Cardinality

B. Entity

C. Tuples

D. Degree

1352. Is Python code compiled or interpreted?

A. Python code is both compiled and interpreted

B. Python code is neither compiled nor interpreted

C. Python code is only compiled

D. Python code is only interpreted

1351. Which of the following commands deletes a MYSQL database in its entirety?

A. drop entiredb dbname

B. drop database dbname

C. drop db dbname

D. drop dbase dbname

1350. Drop-Table cannot be used to drop a table referenced by a

A. Primary Key constraint

B. Sub Key

C. Super Key

D. Foreign Key

1349. Which of the following is the correct extension of the Python file?

A. .python

B. .pl

C. .py

D. .p

1348. A function that permits any type of data to be retrieved from a database is referred to as

A. Interface or Signature

B. User friendly signature

C. Conceptual signature

D. Logical signature

1347. Is Python case sensitive when dealing with identifiers?

A. No

B. Yes

C. machine dependent

D. none of the mentioned

1346. The type of data abstraction that permits the conceptual representation of data in database management systems is considered as

A. Logical design model

B. Data model

C. Interface model

D. User friendly model

1345. Which type of Programming does Python support?

A. object-oriented programming

B. structured programming

C. functional programming

D. all of the mentioned

1344. The BLOB data type is an acronym for:

A. Binary Large Object

B. Big List Object

C. Binary List Object

D. None of the above

1343. The total grade a student receives should not exceed 100. Here is

A. Integrity constraint

B. Referential constraint

C. Over-defined constraint

D. Feasible constraint

1342. BCNF is short for

A. Binary Coded Normal Form

B. Boyce - Codd Normal Form

C. Bit Code Normal Form

D. Boyce Codd Natural Form

1341. Relationships between tables are formed in an RDBMS by using

A. Alternate Keys

B. Foreign Keys

C. Candidate Keys

D. Composite Keys

1340. According to C standard, how is search performed in #include and #include "somelibrary.h"?

A. When former is used, current directory is searched and when latter is used, standard directory is searched

B. Standard directory is searched when the former is used, while the current directory is searched when the latter is used.

C. When the former is used, search is carried out according to the implementation's declared method, but when the latter is used, the current directory is searched.

D. Search for "somelibrary" is conducted for both in implementation-defined locations.z

1339. In SQL, we can use the command to add a new column to a table that already exists.

A. Modify Table

B. Edit Table

C. Alter Table

D. Alter Columns

1338. Which of the following statements regarding SQL views is FALSE

A. Select statement used in the view definition cannot include ORDER BY clause

B. A view drives its data from the base tables(s)

C. A view is updatable if it has been defined from a single relation

D. A view contains a copy of the data

1337. This is the process of obtaining important commercial and strategic decision-making valid, actionable information from enormous amounts of data that was previously unknown.

A. Data Management

B. Database

C. Data Mining

D. Meta Data

1336. In the header file, there is a predefined function called scanf().

A. stdlib. h

B. ctype. h

C. stdio. h

D. stdarg. h

1335. Reference integrity has a direct connection to

A. Relation Key

B. Primary Key

C. Unique Key

D. Foreign Key

1334. Which of these statements is accurate?

A. A relation in BCNF is always in 3NF

B. A relation in 3NF is always in BCNF

C. BCNF and 3NF are same

D. A relation in BCNF is not in 3NF

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