C Sharp .NET Mock Test 3 - Online MCQ Exam

Teeth are eroded by conversion of sugar food into acid by:

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Your Answer:

bacteria bacteria
virus virus
both a and b both a and b
fungus fungus

The fluid tubes that help in balance are known as:

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Your Answer:

Semicircular canals Semicircular canals
pinna pinna
eardrum eardrum
cochlea cochlea

The Scrambling of DATA is known as___________________?

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Your Answer:

Encryption Encryption
Sorting Sorting
Code Protection Code Protection
Firewall Firewall

Transmission Control Protocol (TCP) is also the protocol like:

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Your Answer:

UDP UDP
STP STP
ICMP ICMP
IP IP

What is the best case time complexity for binary search?

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Your Answer:

O(n) O(n)
O(log n) O(log n)
O(n log n) O(n log n)
O(1) O(1)

Which of the following filter possess lower frequency?

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Your Answer:

High pass filter High pass filter
Bandpass filter Bandpass filter
Low pass filter Low pass filter
None of the above None of the above

What is a listener in context to event handling?

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Your Answer:

A listener is a variable that is notified when an event occurs
A listener is a object that is notified when an event occurs
A listener is a method that is notified when an event occurs
None of the mentioned None of the mentioned

In third generation of cellular telephony, the portable device is always:

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Your Answer:

connected connected
disable disable
enable enable
active active

What will be the output of the following program? public class Test{ public static void main(String args[]){ String s1 = "java"; String s2 = "java"; System.out.println(s1.equals(s2)); System.out.println(s1 == s2); } }

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Your Answer:

false true false true
false false false false
true false true false
true true true true

Which hazard arises due to data dependency?

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Your Answer:

Structural Hazard Structural Hazard
Data Hazard Data Hazard
Control Hazard Control Hazard
Deadlock Deadlock

What does the keys method return when called on a hash in Ruby?

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Your Answer:

Array of all keys Array of all keys
Array of all values Array of all values
Array of key-value pairs Array of key-value pairs
Number of keys in the hash Number of keys in the hash

What is SQLite?

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Your Answer:

A type of programming language A type of programming language
A relational database management system A relational database management system
A Python module for web scraping A Python module for web scraping
A version control system A version control system

Internet Explorer is a web browsing software developed in the year 1995 by . . . . . . . .

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Your Answer:

Microsoft Microsoft
Google Google
Mozilla Mozilla
Yahoo Yahoo

The term that allows specification of not only a set of relations, but also information about each relation, is known as:

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Your Answer:

Data manipulation language Data manipulation language
Data Declaration language Data Declaration language
Data Declaration language Data Declaration language
Data Definition language Data Definition language

Choose the wrong statement about the properties used in C#.NET?

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Your Answer:

Each property consists of accessor as get and set
A property cannot be either read or write only
Properties can be used to store and retrieve values to and from the data members of a class
Properties are like actual methods which work like data members

What is the main purpose of the app referred to as KUNAPP?

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Your Answer:

A social media photo‑sharing platform A social media photo‑sharing platform
A language learning app A language learning app
An educational/online course platform An educational/online course platform
A fitness tracking app A fitness tracking app

The physical properties of a solid depends upon discrete and:

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Your Answer:

arrangement of small particles arrangement of small particles
freedom of motion of small particles freedom of motion of small particles
freedom of motion of big particles freedom of motion of big particles
both a and b both a and b

What will be the output when the following program is compiled and executed? abstract class TestAbstract{ String my_name; String myName(){ my_name = "Examveda"; return my_name; } abstract void display(); } public class Test extends TestAbstract{ void display(){ String n = myName(); System.out.print("My name is "+ n); } public static void main(String args[]){ Test t = new Test(); t.display(); } }

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Your Answer:

Program will compile and execute successfully and prints
Compilation error as class can not be declared as abstract.
Program compiles but leads to runtime exception.
Compilation error occurs as the abstract class TestAbstract contains a non-abstract method.
None of these None of these

Which AI technique enables the computers to understand the associations and relationships between objects and events?

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Your Answer:

Heuristic Processing Heuristic Processing
Cognitive Science Cognitive Science
Relative Symbolism Relative Symbolism
Pattern Matching Pattern Matching

Which of the following is a characteristic feature of a priority queue?

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Your Answer:

Elements are processed based on priority
Elements are processed in FIFO order Elements are processed in FIFO order
Elements are processed in LIFO order Elements are processed in LIFO order
Elements are processed in sorted order Elements are processed in sorted order

In MS Excel, if B3 ids the address of a cell then B is it's _____?

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Your Answer:

Row number Row number
Column number Column number
Cell address Cell address
None of these None of these

Which element is used to group inline-elements?

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Your Answer:

Which of the following country has the maximum number of tube wells in the world?

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Your Answer:

China China
America America
Japan Japan
India India

A proxy server is used for which of the following?

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Your Answer:

To provide security against unauthorized users
To process client requests for Web pages
To process client requests for database access
To provide TCP/IP To provide TCP/IP

Which Excel feature allows you to freeze rows and columns so they remain visible while scrolling?

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Your Answer:

Lock Cells Lock Cells
Freeze Panes Freeze Panes
Hide Rows/Columns Hide Rows/Columns
Split Window Split Window

What does the flat_map method do in Ruby enumerators?

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Your Answer:

Converts a collection into an enumerator
Maps each element to a new collection and flattens the results
Iterates over each element in a collection and applies a block of code to accumulate a value
None of the above None of the above

A relation that is been used for data analysis, can be identified by some of its attributes as:

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Your Answer:

Monitor attributes Monitor attributes
Mix attributes Mix attributes
Measure attributes Measure attributes
Compound attributes Compound attributes

A . . . . . . . . is an operation on the stream that can transform the stream.

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Your Answer:

Decorator Decorator
Source Source
Sinks Sinks
All of the mentioned All of the mentioned

How can you optimize the performance of a Hadoop cluster when dealing with small files?

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Your Answer:

Use Hadoop Archive (HAR) files Use Hadoop Archive (HAR) files
Increase the block size of HDFS Increase the block size of HDFS
Decrease the replication factor of small files
Merge small files into larger ones Merge small files into larger ones

What is the difference between the slide design and auto content wizard?

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Your Answer:

Both are same Both are same
Slide design does not provide sample content, whereas the Auto Content Wizard provides the sample content
Slide design provides the sample content, whereas the Auto Content Wizard does not provide the sample content
None of the above None of the above

What will be the output of the following Java program? class dynamic_initialization { public static void main(String args[]) { double a, b; a = 3.0; b = 4.0; double c = Math.sqrt(a * a + b * b); System.out.println(c); } }

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Your Answer:

5.0 5.0
25.0 25.0
7.0 7.0
Compilation Error Compilation Error

The binary tree sort implemented using a self - balancing binary search tree takes . . . . . . . . time is worst case.

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Your Answer:

O(n log n) O(n log n)
O(n) O(n)
O(n2) O(n2)
O(log n) O(log n)

The number of reduces for the job is set by the user via . . . . . . . .

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Your Answer:

JobConf.setNumTasks(int) JobConf.setNumTasks(int)
JobConf.setNumReduceTasks(int) JobConf.setNumReduceTasks(int)
JobConf.setNumMapTasks(int) JobConf.setNumMapTasks(int)
All of the mentioned All of the mentioned

What will be the output of the following C++ code? #include <iostream> #include <string> #include <cstdlib> using namespace std; void func(int a, int b) { if(b == 0){ throw "This value of b will make the product zero. " "So please provide positive values.\n"; } else{ cout<<"Product of "<<a<<" and "<<b<<" is: "<<a*b<<endl; } } int main() { try{ func(5,0); } catch(char* e){ cout<<e; } }

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Your Answer:

0 0
Aborted (core dumped) Aborted (core dumped)
This value of b will make the product zero. So please provide positive values.
Product of 5 and 0 is: 0 Product of 5 and 0 is: 0

A ductile element which is a good conductor of electricity is called:

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Your Answer:

copper copper
rubber rubber
glass glass
sand sand

What can be done to monitor the memory usage?

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Your Answer:

Profiling Profiling
Sequencing Sequencing
Serializing Serializing
None of the mentioned None of the mentioned

Which of the following name should be added to mark a link as disabled?

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Your Answer:

responsive horizontal-to-vertical menu responsive horizontal-to-vertical menu
pure-menu-disabled pure-menu-disabled
pure-menu-selected pure-menu-selected
responsive vertical menu responsive vertical menu

What is the name of the hormone secreted by gonads in the male reproductive system?

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Your Answer:

Estrogen Estrogen
Testosterone Testosterone
Progesterone Progesterone
FSH FSH

What is the full form of IANA?

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Your Answer:

Inter-Assessment-Number-Access Inter-Assessment-Number-Access
Internet-Association-Numbers-Authority Internet-Association-Numbers-Authority
International-Aid-for-Network-Authority International-Aid-for-Network-Authority
Internet-Assigned-Numbers-Authority Internet-Assigned-Numbers-Authority

How do you filter rows in a dplyr data frame based on a specific condition using filter()?

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Your Answer:

filter_rows() filter_rows()
row_filter() row_filter()
filter_conditions() filter_conditions()
filter() filter()

What is the purpose of Hadoop's Ranger KMS (Key Management Service) in a secure Hadoop environment?

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Your Answer:

Managing and securing encryption keys Managing and securing encryption keys
Accelerating data replication in HDFS Accelerating data replication in HDFS
Enabling speculative execution in MapReduce
Configuring firewall rules for Hadoop nodes

What is the purpose of the reverse() method for lists and tuples?

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Your Answer:

Reverses the order of elements in the list or tuple
Removes the last element Removes the last element
Deletes the list or tuple Deletes the list or tuple
Adds an element to the list or tuple Adds an element to the list or tuple

To specify explicitly that duplicates are not removed, SQL allows to use the keyword:

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Your Answer:

Whole Whole
Total Total
All All
Complete Complete

An identifier determines the type of relationship that an entity has.

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Your Answer:

True True
False False

What scientific principle explains why a puri puffs up when fried?

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Your Answer:

A) Air circulation inside the oil A) Air circulation inside the oil
B) Evaporation of water forming steam B) Evaporation of water forming steam
C) Addition of baking soda C) Addition of baking soda
D) Melting of gluten D) Melting of gluten

Computers which contains features of desktop PCs but are light in weight and portable, are:

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Your Answer:

laptop computer laptop computer
hybrid computers hybrid computers
notebook computers notebook computers
desktop computers desktop computers

Most PCs give a single beep on boot up to indicate they are OK hardware wise, if we boot PC and doesn't get any beep we have to check:

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Your Answer:

system board system board
RAM RAM
microprocessor microprocessor
speaker speaker

Predict the output: public class Test extends Thread{ private int i; public void run(){ i++; } public static void main(String[] args){ Test a = new Test(); a.run(); System.out.print(a.i); a.start(); System.out.print(a.i); } }

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Your Answer:

Run time error Run time error
Compiler error Compiler error
Prints Prints
IllegalThreadStateException is thrown IllegalThreadStateException is thrown

The . . . . . . . . field of an e-mail indicates the receiver of that e-mail.

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Your Answer:

From From
Signature Signature
Subject Subject
To To

What is the usual size of polybius square used for encrypting English alphabets?

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Your Answer:

5 X 5 5 X 5
6 X 6 6 X 6
26 X 26 26 X 26
25 X 25 25 X 25

Which event handler is triggered when the user’s mouse moves away from a link?

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Your Answer:

onMouseOver onMouseOver
onMouseOut onMouseOut
onMouse onMouse
onMouseOnto onMouseOnto

What will be the output of the following C# code? static void Main(string[] args) { int a = 5; int b = 10; int c; Console.WriteLine(c = a-- - ++b); Console.WriteLine(b); Console.ReadLine(); }

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Your Answer:

-7, 10 -7, 10
-5, 11 -5, 11
-6, 11 -6, 11
15, 11 15, 11

Symbol of Zinc is:

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Your Answer:

Zn Zn
Zr Zr
Y Y
Zb Zb

Which one of the following languages is used for creating Web pages?

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Your Answer:

HTTP HTTP
HTML HTML
Dotnet Dotnet
C++ C++

What will be the output of the following Java program? import java.text.*; import java.util.*; class Date_formatting { public static void main(String args[]) { Date date = new Date(); SimpleDateFormat sdf; sdf = new SimpleDateFormat("E MMM dd yyyy"); System.out.print(sdf.format(date)); } } Note: The program is executed at 3 hour 55 minutes and 4 sec on Monday, 15 July(24 hours time).

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Your Answer:

Mon Jul 15 2013 Mon Jul 15 2013
Jul 15 2013 Jul 15 2013
55:03:04 Mon Jul 15 2013 55:03:04 Mon Jul 15 2013
03:55:04 Jul 15 2013 03:55:04 Jul 15 2013

The DBMS acts as an interface between what two components of an enterprise-class database system?

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Your Answer:

Database application and the database Database application and the database
Data and the database Data and the database
The user and the database application The user and the database application
Database application and SQL Database application and SQL

Which of the following are the classes that support the standard HTTP protocol?

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Your Answer:

HttpWebRequest HttpWebRequest
HttpResponseHeader HttpResponseHeader
HttpRequestHeader HttpRequestHeader
HttpStatusCode HttpStatusCode

What is the time complexity of deleting an element from a singly linked list if the node is known?

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Your Answer:

O(1) O(1)
O(n) O(n)
O(log n) O(log n)
O(n log n) O(n log n)

What will be the output of the following C++ code? #include <iostream> using namespace std; int func(int m = 10, int n) { int c; c = m + n; return c; } int main() { cout << func(5); return 0; }

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Your Answer:

15 15
10 10
compile time error compile time error
30 30

In how many generations a computer can be classified?

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Your Answer:

3 3
4 4
5 5
6 6
None of these None of these

What combines the outward manifestation of the computer-based system , coupled with all supporting information that describe system syntax and semantics ?

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Your Answer:

mental image mental image
interface design interface design
system image system image
interface validation interface validation

Which concept in Object-Oriented Programming allows objects of different classes to be treated as objects of a common superclass?

1 Mark(s)

Your Answer:

Encapsulation Encapsulation
Inheritance Inheritance
Abstraction Abstraction
Polymorphism Polymorphism

When deleting a node from a BST, what should you do if the node to be deleted has two children?

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Your Answer:

Replace it with its inorder successor or predecessor, then remove the successor or predecessor.
Directly remove the node and replace it with its left child.
Directly remove the node and replace it with its right child.
Replace it with its left child. Replace it with its left child.

The keyword that is not a part of exception handling is:

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Your Answer:

try try
finally finally
thrown thrown
catch catch

To deliver a message to the correct application program running on a host, the ___________ address must be consulted ?

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Your Answer:

IP IP
MAC MAC
Port Port
None of these None of these

Which one of the following is the most important subject of concern in cloud computing?

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Your Answer:

Security Security
Storage Storage
Scalability Scalability
All of the mentioned All of the mentioned

In Global Service for Mobile (GSM), each voice channel is digitized and compressed to a digital signal of:

1 Mark(s)

Your Answer:

17 Kbps 17 Kbps
19 Kbps 19 Kbps
13 Kbps 13 Kbps
15 Kbps 15 Kbps

Will the following SQL command produce any error? INSERT INTO person (person_id, fname,lname) VALUES (1,’S’,’U’), VALUES (1,’T’,’U’); /* where person_id is a primary key */

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Your Answer:

Error Error
No Error No Error
Depends Depends
None of the mentioned None of the mentioned

Parameters remain in browser history is an example of:

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Your Answer:

Get method Get method
Post method Post method
Head method Head method
Put method Put method

Search engine used software called to search on internet different documents?

1 Mark(s)

Your Answer:

Spider Spider
Dark Drive Dark Drive
Wikipedia Wikipedia
None of these Answer None of these Answer

Next-Hop method is used to reduce the contents of a:

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Your Answer:

content table content table
rotating table rotating table
routing table routing table
re-allocate table re-allocate table

What will be the output of the following C++ code? #include <iostream> #include <string> #include <cstdlib> using namespace std; class A { int a; public: A(){} }; class B: public A { int b; public: B(){} }; void func1() { B b; throw b; } void func2() { A a; throw a; } int main() { try{ func1(); } catch(...){ cout<<"Caught All types of exceptions\n"; } try{ func2(); } catch(B b){ cout<<"Caught All types of exceptions\n"; } }

1 Mark(s)

Your Answer:

Caught All types of exceptions Caught All types of exceptions
Caught All types of exceptions Aborted (core dumped)
Error Error
Caught All types of exceptions Caught All types of exceptions

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C Sharp .NET Mock Test 3 : Question 1 of 72