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TN 12th Computer Applications மின்னணு தரவு பரிமாற்றம் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications மின்னணு செலுத்தல் முறைகள் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications மின் - வணிகம் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications திறந்த மூல கருத்துருக்கள் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications வலையமைப்பு வடமிடல் Sample Question Papers Study Material - QB365 Set A
Published on: 26/08/2020
12th Standard Computer Science English Medium Sample 1 Mark Creative Questions (New Syllabus) 2020
Download Tamil Nadu 12th Standard Computer Science question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Computer Science Test
1.
Which of the following function used to capitalize the first character of the string?
captial ()
firstcapital ()
capitalize ()
capitalizefirst ()
2.
A substring can be taken from the original string by using
{}
()
[]
<>
3.
Which clause can be used along with GROUP BY clause and SELECT statement to include aggregate function on them?
WHERE
WHERE
HAVING
COMMIT
4.
Which of the following command replaces some or all data values in a database?
REPLACE
UPDATE
SET
noae of these
5.
Which of the following should be added at the end of field definition?
space
comma
colon
semicolon
6.
Which of the following operators are useful to do string manipulation?
+, -
*, /
+ *
; "
7.
Which of the following data type same as real expect the precision may exceed 64?
float
real
double
long real
8.
Which of the following component simply deals with description of the database schema?
DML
DDL
DCL
DQL
9.
Which of the following language was designed for managing and accessing data in RDBMS?
DBMS
DDL
DML
SQL
10.
________ and ______ are the two ways to display data in the form of diagram.
Line chart, Pie chart
Line chart, Bar chart
Bar Graph, Histogram
Line chart, Histogram
11.
____ works like loop.
Function
Recursion
Composition
Specification
12.
Which button allows to configure various spacing options with figure?
configure plots
configure subplots
subplots configure
plots configure
13.
A Database Table is known as _________
Relation
Table
Attribute
Dictionary
14.
While defining syntax the text which is given in _____ is optional.
()
<>
[]
{}
15.
The numerical data is encoded using
dots
lines
bars
all of these
16.
Find the odd man out
-
X
+
ก
17.
Who are the one responsible for identifying the data to be stored in the data base?
DBA
Application programmers
End user
Database designers
18.
In which database mode, the relationship are created by dividing the object into entity?
ER-model
Object
Hierarchical
Network
19.
Which of the following is a simple abstraction of complex real world data gathering environment?
Data redundancy
Data consistency
Data abstraction
Data model
20.
How many kinds of placeholders the SQlite3 module supports
1
2
3
5
21.
Which of the following DBMS components that manage databases to take backups, report generation?
Square
Hardware
Data
Procedures
22.
The command to populate the table is
ADD
APPEND
INSERT
ADDROW
23.
pow (5,2) is equivalent to
5 * 2
5 * * 2
2 * * 5
2 * 5
24.
Which of the following can be a software or hardware based, with one sole purpose of storiing data?
DBMS
Database
Object
SQL
25.
print (ord('a') displays
65
A
-a
97
26.
Which of the following statement causes your function to exit?
break
pass
return
27.
In Python, statement in a block are written with
Function
Identification
Recursion
Parameters
28.
_________ command of 'os' module executes the exe file to get the desired output.
Main ( )
Name ( )
Run ( )
System ( )
29.
___________ refers to a set of runtime header files used in compiling and linking the C++ code to be run or window OS?
SWIG
MinGW
Cython
Boost
30.
The ____ of the class should be accessed through instance of a class.
Objects
Members
Functions
Tuples
31.
MinGW expansion is
Minimalist Graphics for windows
Minimum GNU for windows
Minimalist GNU for Windows
Motion Graphics for windows
32.
Which of the following is not general purpose language?
Python
Perl
Java
C++
33.
In Python, which function will act as a constructor?
int
inti
classname
init
34.
Which of the following with a valid class definition?
Class classname () staternent_1
Class classname : : statement_1
Class classname statement_1
Class classname staternent_1
35.
Which method will free up the resources that were tied with the file?
free ( )
open ( )
resources ( )
close ( )
36.
In Python for loop, the _____ refers to the initial, final and increment value.
else
sequence
range
b or c
37.
Which of the following works with list / tupledict?
read ( )
dictreader ( )
reader ( )
diet ( )
38.
Which statement in python used to transfer the center from one part of the program to another unconditionally?
Jump
loop
alternative
iterative
39.
In a nested tuple, each tuple is considered as a (n) ___________
Function
Tuple
List
Set
40.
A list element can be changed using _____________ operator.
Arithmetic
Conditional
Binary
Assignment
41.
How many important control structures in python?
2
3
4
many
42.
Which file mode creates a new file if does not exist?
'n'
'r'
'w'
'x'
43.
Which of the following gives the python programmer the ability to parse CSV files?
CSV data
CSV module
CSV sheet
CSV flat file
44.
B = A &C is equivalent to
B = A. union (c)
B = A. intersection (c)
B = A. intersect (c)
B = A. interest (c)
45.
_________is used to describe the lower bound of asymptotic function.
Big Alpha
Big Beta
Big 0
Big Omega
46.
Write the output for the following.
Tu = {1, 2, 4, 4, 5, 6}
print (Tu (4))
4,5,6
6
5,6
4,4,5,6
47.
Algorithm resembles a _________which can be implemented in any programming language.
Solution
Program
Pseudocode
Function
48.
What is the output for the following?
s = [i ** 2 for x in range (1.2)]
print (s)
[1,4]
[1,2]
[1]
(1,4)
(1)
49.
Which of the following sorting algorithm is too slow and less efficient?
Bubble
Selection
Quick
Merge
50.
Which of the following is not a factor use a to measure the time efficiency of an algorithm?
Speed of the machine
Operating system
Designing algorithm
Programming language
51.
How many ways to delete and element from a list?
2
3
4
None of these
52.
Performance measurement of an algorithm is called
Posteriori testing
Priori estimates
Efficiency testing
Algorithmic analysis
53.
Which of the following is not datatype in Python?
List
Tuples
String
Set
54.
In Python _____ is a simple assignment operator.
=
!=
==
#
55.
The ______ command is used to open Python shell window.
File ⟶ File New
File ⟶ New
File ⟶ New File
File ⟶ File Open
56.
A Function always first look up for a variable name in its______ scope
Local
Enclosed
Global
Built-in
57.
Which of the following variable can be accessed inside or outside of all the functions in a program?
Local
Global
Enclosed
Built-in
58.
Which of the following operator checks the relationship between two operands?
Arithmetic
Comparative
Assignment
Conditional
59.
Which function helps to enter data at run time by the user?
input ()
read ()
get ()
Pyinput ()
60.
Which of the following defines the Pythons interactive mode of programming?
>>>
<<<
>>
<<
61.
______is made up of list or Tuples
Set
Pair
Dictionary
Control Structures
62.
List can also be called as
Functions
Class
Structure
Pairs
63.
How many ways to implement an ADT?
Only one
Two
Three
Many
64.
A_________ combines the external interface with an implementation of the interface
parameter without type
class declaration
function definition
parameter with type
65.
Which of the following is an example of impure function?
Strlent( )
randomt( )
sqrfi( )
puref( )
66.
Which of the following are the values which are passed to a function definition?
Parameters
Algorithm
Data types
Arguments
1.
(c)
capitalize ()
2.
(c)
[]
3.
(c)
HAVING
4.
(b)
UPDATE
5.
(b)
comma
6.
(c)
+ *
7.
(c)
double
8.
(b)
DDL
9.
(d)
SQL
10.
(c)
Bar Graph, Histogram
11.
(b)
Recursion
12.
(b)
configure subplots
13.
(a)
Relation
14.
(c)
[]
15.
(d)
all of these
16.
(c)
+
17.
(d)
Database designers
18.
(a)
ER-model
19.
(d)
Data model
20.
(b)
2
21.
(d)
Procedures
22.
(c)
INSERT
23.
(b)
5 * * 2
24.
(b)
Database
25.
(d)
97
26.
(d)
return
27.
(b)
Identification
28.
(d)
System ( )
29.
(b)
MinGW
30.
(b)
Members
31.
(c)
Minimalist GNU for Windows
32.
(b)
Perl
33.
(d)
init
34.
(c)
Class classname statement_1
35.
(d)
close ( )
36.
(d)
b or c
37.
(c)
reader ( )
38.
(a)
Jump
39.
(b)
Tuple
40.
(d)
Assignment
41.
(b)
3
42.
(c)
'w'
43.
(b)
CSV module
44.
(b)
B = A. intersection (c)
45.
(d)
Big Omega
46.
(c)
5,6
47.
(c)
Pseudocode
48.
(c)
[1]
49.
(a)
Bubble
50.
(c)
Designing algorithm
51.
(a)
2
52.
(a)
Posteriori testing
53.
(c)
String
54.
(a)
=
55.
(c)
File ⟶ New File
56.
(a)
Local
57.
(b)
Global
58.
(b)
Comparative
59.
(a)
input ()
60.
(a)
>>>
61.
(b)
Pair
62.
(d)
Pairs
63.
(d)
Many
64.
(b)
class declaration
65.
(a)
Strlent( )
66.
(a)
Parameters
12th Standard Syllabus & Materials
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Tamilnadu Stateboard 12th Standard Subjects
Maths
Chemistry
Physics
Biology
Computer Science
Business Maths and Statistics
Economics
Commerce
Accountancy
History
Computer Applications
Biology
Computer Technology
Computer Applications
Computer Science
Business Maths and Statistics
Commerce
Economics
Maths
Chemistry
Physics
Computer Technology
History
Accountancy
Tamil
English
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