Python Programming Mock Test 5

Loss in precision occurs for typecasting from. . . . . . . .

1 Mark(s)

Your Answer:

char to short char to short
float to double float to double
long to float long to float
float to int float to int

How many vertices must a graph have in order to have the potential to be Hamiltonian?

1 Mark(s)

Your Answer:

1 1
2 2
3 3
4 4

Which is better in terms of performance for iterating an array?

1 Mark(s)

Your Answer:

for(int i=0; i<100; i++) for(int i=0; i<100; i++)
for(int i=99; i>=0; i-) for(int i=99; i>=0; i-)
for(int i=100; i<0; i++) for(int i=100; i<0; i++)
for(int i=99; i>0; i++) for(int i=99; i>0; i++)

. . . . . . . . read only parameter that returns the width and height of the current device surface in inches.

1 Mark(s)

Your Answer:

Din Din
Fin Fin
Gin Gin
Kin Kin

Mineral water is mixture of many:

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Your Answer:

minerals minerals
metals metals
gases gases
compounds compounds

To deal with the insertion clause, there are approaches of type:

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Your Answer:

2 types 2 types
3 types 3 types
4 types 4 types
5 types 5 types

Which of these expressions will return true if the input integer v is a power of two?

1 Mark(s)

Your Answer:

(v | (v + 1)) == 0; (v | (v + 1)) == 0;
(~v & (v – 1)) == 0; (~v & (v – 1)) == 0;
(v | (v – 1)) == 0; (v | (v – 1)) == 0;
(v & (v – 1)) == 0; (v & (v – 1)) == 0;

During process interaction concurrent processes come into conflict with each other when they are:

1 Mark(s)

Your Answer:

Executed Executed
Completed Completed
Decoded Decoded
Aborted Aborted

What is the purpose of the Module#attr_reader, Module#attr_writer, and Module#attr_accessor methods in Ruby?

1 Mark(s)

Your Answer:

They define getter, setter, and both getter and setter methods for instance variables respectively
They define methods for reading, writing, and both reading and writing instance variables respectively
They define methods for reading instance variables, writing class variables, and both respectively
They define methods for reading, writing, and both reading and writing class variables respectively

A Chatbot is an example of:

1 Mark(s)

Your Answer:

AI AI
OS OS
Compiler Compiler
Database Database

What will be the output of the following Python code? re.split(r'(n\d)=', 'n1=3.1, n2=5, n3=4.565')

1 Mark(s)

Your Answer:

Error Error
[", 'n1', '3.1, ', 'n2', '5, ', 'n3', '4.565']
['n1', '3.1, ', 'n2', '5, ', 'n3', '4.565']
['3.1, ', '5, ', '4.565'] ['3.1, ', '5, ', '4.565']

Molar specific speed of Nitrogen gas is:

1 Mark(s)

Your Answer:

202.7 J/mol.K 202.7 J/mol.K
20.7 J/mol.K 20.7 J/mol.K
12.6 J/mol.K 12.6 J/mol.K
125 J/mol.K 125 J/mol.K

Why is classifying materials in science important?

1 Mark(s)

Your Answer:

A) To waste time A) To waste time
B) To make them taste better B) To make them taste better
C) To better understand their properties
D) To change their colour D) To change their colour

What is the purpose of the 'volatile' keyword when used with a function in C?

1 Mark(s)

Your Answer:

To make the function execute faster To make the function execute faster
To specify that the function is unpredictable
To optimize the function To optimize the function
To indicate that the function may change external variables

PHP runs on different platforms (Windows, Linux, Unix, etc.)

1 Mark(s)

Your Answer:

True True
False False

The geometric approach is used in error detection and correction process, that defines:

1 Mark(s)

Your Answer:

Code-word Code-word
Redundant bits Redundant bits
Territory Territory
Block-code Block-code

DIFFERENCE BETWEEN KEYWORDS 'VAR' AND 'DYNAMIC'?

1 Mark(s)

Your Answer:

'Var' is introduced in C# (3.0) and 'Dynamic' is introduced in C# (4.0)
'Var' is a type of variable where declaration is done at compile time by compiler while 'Dynamic' declaration is achieved at runtime by compiler
For 'Var' Error is caught at compile time and for 'Dynamic' Error is caught at runtime
All of the mentioned All of the mentioned

Which one of the following refers to the user's part of the Cloud Computing system?

1 Mark(s)

Your Answer:

back End back End
Management Management
Infrastructure Infrastructure
Front End Front End

What will be the output of the following Python expression if x=15 and y=12? x & y

1 Mark(s)

Your Answer:

b1101 b1101
0b1101 0b1101
12 12
1101 1101

Which of the following is not a template library?

1 Mark(s)

Your Answer:

Mustache Mustache
Underscore JS library Underscore JS library
Live.js Live.js
Handlebars Handlebars

What does the len() function do when applied to a set or tuple?

1 Mark(s)

Your Answer:

Returns the number of elements in the set or tuple
Converts the set or tuple to lowercase Converts the set or tuple to lowercase
Converts the set or tuple to uppercase Converts the set or tuple to uppercase
Removes the last element Removes the last element

A data mart is designed to optimize the performance for well-defined and predicable uses.

1 Mark(s)

Your Answer:

True True
False False

Making illegal copies of computer copyrighted software is called:

1 Mark(s)

Your Answer:

software piracy software piracy
collaboration collaboration
browsing browsing
electronic distribution electronic distribution

Maximum number of characters or symbols that can be represented by Unicode is:

1 Mark(s)

Your Answer:

24 24
26 26
216 216
232 232

What is the length of IP address?

1 Mark(s)

Your Answer:

28 bits 28 bits
32 bits 32 bits
34 bits 34 bits
36 bits Answer 36 bits Answer

Which of the following is used to list out the storage policies?

1 Mark(s)

Your Answer:

hdfs storagepolicies hdfs storagepolicies
hdfs storage hdfs storage
hd storagepolicies hd storagepolicies
all of the mentioned all of the mentioned

Which of following is not a valid name for a C variable?

1 Mark(s)

Your Answer:

Examveda Examveda
Exam_veda Exam_veda
Exam veda Exam veda
Both A and B Both A and B
None of these None of these

What will the output be?void test(int *p) { *p = *p + 1; }int main() { int x = 10; test(&x); cout << x; }

1 Mark(s)

Your Answer:

10 10
11 11
9 9
Error Error

Which of the following matches nonword character using regular expression in java?

1 Mark(s)

Your Answer:

\w \w
\W \W
\s \s
\S \S

With the UNION clause, each query involved must output the same number of columns, and they must be UNION compatible.

1 Mark(s)

Your Answer:

True True
False False

Which of the following technique is used to obtain a certain range of bits required to quantize each pixel?

1 Mark(s)

Your Answer:

Contouring Contouring
Bit-plane slicing Bit-plane slicing
Grey-level slicing Grey-level slicing
Contrast stretching Contrast stretching

What is the number of unlabeled simple directed graph that can be made with 1 or 2 vertices?

1 Mark(s)

Your Answer:

2 2
4 4
5 5
9 9

Which menu appears after starting Tally for the first time

1 Mark(s)

Your Answer:

Gateway of Tally Gateway of Tally
Company Info Company Info
Display Display
None of these None of these

What will be the output of the following C code? #include <stdio.h> int main() { int x = 2, y = 0; int z; z = (y++, y); printf("%d\n", z); return 0; }

1 Mark(s)

Your Answer:

0 0
1 1
Undefined behaviour Undefined behaviour
Compilation error Compilation error

Gold, silver, copper and aluminum are:

1 Mark(s)

Your Answer:

metals metals
non metals non metals
alkalis alkalis
metalloids metalloids

A relation between a set of inputs and a set of permissible outputs with the property that each input is related to exactly one output is:

1 Mark(s)

Your Answer:

variable variable
function function
equation equation
math equation math equation

The tokens are passed through a Lucene . . . . . . . . to produce NGrams of the desired length.

1 Mark(s)

Your Answer:

ShngleFil ShngleFil
ShingleFilter ShingleFilter
SingleFilter SingleFilter
Collfilter Collfilter

In Oozie, what does the term "bundle application coordinator" mean?

1 Mark(s)

Your Answer:

A distributed file system A distributed file system
A query language for Hadoop A query language for Hadoop
A storage format in Hadoop A storage format in Hadoop
A coordinator for managing a bundle of workflows

In subtraction of modulo-2 arithmetic, 0-1 is equal to:

1 Mark(s)

Your Answer:

0 0
-1 -1
1 1
infinity infinity

Which data structure is used to represent a decision table in computer algorithms?

1 Mark(s)

Your Answer:

Linked List Linked List
Binary Tree Binary Tree
Heap Heap
Linked List Linked List

Which property of a control determines whether it can be seen and interacted with by the user in a Windows Forms Application?

1 Mark(s)

Your Answer:

Displayed Displayed
Visible Visible
Active Active
None of the above None of the above

What is the result of the expression: sizeof(char) in C++?

1 Mark(s)

Your Answer:

Implementation-defined Implementation-defined
Error: sizeof cannot be applied Error: sizeof cannot be applied
Size of char in bits Size of char in bits
Size of char in bytes Size of char in bytes

Which of the following is needed by Maintenance staff?

1 Mark(s)

Your Answer:

A specific type of equipment A specific type of equipment
Maintenance record for each and every equipment item
Check in/check out equipment for maintenance
All of the mentioned All of the mentioned

The beating of pulse is due to:

1 Mark(s)

Your Answer:

energy energy
flow of blood flow of blood
flow of water flow of water
oxygen oxygen

We can divide audio and video services into:

1 Mark(s)

Your Answer:

1 broad categories 1 broad categories
2 broad categories 2 broad categories
3 broad categories 3 broad categories
4 broad categories 4 broad categories

A linear data structure in which insertion and deletion operations can be performed from both the ends is___

1 Mark(s)

Your Answer:

Queue Queue
Deque Deque
Priority queue Priority queue
Circular queue Circular queue

Evaluating Your Answers

Python Programming Mock Test 5 : Question 1 of 46