12th Standard Syllabus & Materials
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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 வலையமைப்பு வடமிடல் Sample Question Papers Study Material - QB365 Set A

Published on: 05/11/2020
12th Standard Computer Science English Medium Free Online Test 1 Mark Questions 2020 - Part Five
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
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1.
The 'in' and 'not in ' operators are called as _____ operators.
string
string formatting
membership
reference
2.
Python provides a function _____ to change all occurrences of a particular character in a string.
replace()
change ()
change all ()
repalceall ()
3.
Defined multiple constraints are separated by
comma
space
semicolon
colon
4.
The positive subscript always starts with
0
1
-1
0.1
5.
Double data type precision may exceed
64
74
54
14
6.
Which of the following component simply deals with description of the database schema?
DML
DDL
DCL
DQL
7.
________ are the one who store, retrieve, update and delete data
DBA
Database designers
Application developers
End user
8.
___________ is a computer based record keeping system
Data model
Data relationships
DBMS
Entity relationship
9.
_____ is applied in any recursive function is known as base condition.
Finite iteration
Default arguments
Keyword arguments
Infinite iteration
10.
Which function returns the ascii value for the Unicode character?
ord ()
type()
ascii()
chr()
11.
Defining a variable outside a function, its _ by default.
local
global
function
operands
12.
Predict the output of the following code
x = lambda y, z : y + z
print (10,15)
10
15
25
1025
13.
Which of the following statement exits a function?
Exit
Def
Return
None of these
14.
Python provides ______ types of looping constructs.
3
2
4
6
15.
In object oriented programs, how the object is processed and executed is__________
Implementation
Interface
recursion
function
16.
Observe the output figure. Identify the coding for obtaining this output.
import matplotlib.pyplot as plt
plt.plot([1,2,3],[4,5,1])
plt.show()
import matplotlib.pyplot as plt
plt.plot([1,2],[4,5])
plt.show()
import matplotlib.pyplot as plt
plt.plot([2,3],[5,1])
plt.show()
import matplotlib.pyplot as plt
plt.plot([1,3],[4,1])
plt.show()
17.
Which of the following class declaration is correct?
class class_name
class class_name<>
class class_name:
class class_name[ ]
18.
Let setA={3,6,9}, setB={1,3,9}. What will be the result of the following snippet?
print(setA|setB)
{3,6,9,1,3,9}
{3,9}
{1}
{1,3,6,9}
19.
In which arguments the correct positional order is passed to a function?
Required
Keyword
Default
Variable-length
20.
What is the output of the following snippet?
T=1
while T:
print(True)
break
False
True
0
1
21.
Time complexity of bubble sort in best case is
θ (n)
θ (nlogn)
θ (n2)
θ (n(logn) 2)
22.
Which of the following is not a Keyword in Python?
break
while
continue
operators
23.
Which of the following security technique that regulates who can use resources in a computing environment?
Password
Authentication
Access control
Certification
24.
Which of the following is a compound structure?
Pair
Triplet
single
quadrat
25.
Which of the following defines what an object can do?
Operating System
Compiler
Interface
Interpreter
1.
(c)
membership
2.
(a)
replace()
3.
(b)
space
4.
(a)
0
5.
(a)
64
6.
(b)
DDL
7.
(d)
End user
8.
(c)
DBMS
9.
(d)
Infinite iteration
10.
(a)
ord ()
11.
(b)
global
12.
(c)
25
13.
(c)
Return
14.
(b)
2
15.
(a)
Implementation
16.
(a)
import matplotlib.pyplot as plt
plt.plot([1,2,3],[4,5,1])
plt.show()
17.
(c)
class class_name:
18.
(d)
{1,3,6,9}
19.
(a)
Required
20.
(b)
True
21.
(a)
θ (n)
22.
(d)
operators
23.
(c)
Access control
24.
(a)
Pair
25.
(c)
Interface
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