Software Engineering Mock Test 10

Which among the following is never possible in C when members in a structure are the same as that in a union? //Let P be a structure //Let Q be a union

1 Mark(s)

Your Answer:

sizeof(P) is greater than sizeof(Q) sizeof(P) is greater than sizeof(Q)
sizeof(P) is equal to sizeof(Q) sizeof(P) is equal to sizeof(Q)
sizeof(P) is less than to sizeof(Q) sizeof(P) is less than to sizeof(Q)
none of the mentioned none of the mentioned

Atomic number of Platinum is equals to:

1 Mark(s)

Your Answer:

78 78
200 200
280 280
12 12

What does the #pragma once directive do in C preprocessing?

1 Mark(s)

Your Answer:

Prevents multiple inclusion of header files
Defines a macro Defines a macro
Checks for syntax errors Checks for syntax errors
Excludes code Excludes code

The original ARPANET was shut down in:

1 Mark(s)

Your Answer:

1990 1990
1995 1995
1980 1980
1970 1970

What is the fence register used for?

1 Mark(s)

Your Answer:

To disk protection To disk protection
To CPU protection To CPU protection
To memory protection To memory protection
None of these None of these

BGP stands for:

1 Mark(s)

Your Answer:

Border Gateway Protocol Border Gateway Protocol
Basic Gateway Protocol Basic Gateway Protocol
Bridge Group Protocol Bridge Group Protocol
Backbone Gateway Protocol Backbone Gateway Protocol

what does public String replaceAll(string replace) do?

1 Mark(s)

Your Answer:

Replace all characters that matches pattern with a replacement string
Replace first subsequence that matches pattern with a replacement string
Replace all other than first subsequence of that matches pattern with a replacement string
Replace every subsequence of the input sequence that matches pattern with a replacement string

A class consists of two interfaces with each interface consisting of three methods. The class had no instance data. Which of the following indicates the correct size of object created from this class?

1 Mark(s)

Your Answer:

12 bytes 12 bytes
16 bytes 16 bytes
0 bytes 0 bytes
24 bytes 24 bytes

What will be the output of the following Java program? class newthread extends Thread { Thread t; newthread() { t1 = new Thread(this,"Thread_1"); t2 = new Thread(this,"Thread_2"); t1.start(); t2.start(); } public void run() { t2.setPriority(Thread.MAX_PRIORITY); System.out.print(t1.equals(t2)); } } class multithreaded_programing { public static void main(String args[]) { new newthread(); } }

1 Mark(s)

Your Answer:

true true
false false
truetrue truetrue
falsefalse falsefalse

The shortcut to print powerpoint presentation is -

1 Mark(s)

Your Answer:

Ctrl + A Ctrl + A
Ctrl + P Ctrl + P
Ctrl + Shift + P Ctrl + Shift + P
All of the above All of the above

The Basic Input Output System (BIOS) resides in

1 Mark(s)

Your Answer:

RAM RAM
ROM ROM
The CPU The CPU
Memory Cache Memory Cache

Sun, wind, running water, tides, biomass, and geothermal resources are known as:

1 Mark(s)

Your Answer:

renewable renewable
non renewable non renewable
reversible reversible
irreversible irreversible

Placing multiprocessor boards of the computer system on same chassis is called:

1 Mark(s)

Your Answer:

multiprocessor multiprocessor
multiple hardware multiple hardware
blade servers blade servers
Domain servers Domain servers

Which of the following statement will create a column with varchar datatype?

1 Mark(s)

Your Answer:

CREATE TABLE foo (bar CHAR(10)) CREATE TABLE foo (bar CHAR(10))
CREATE TABLE foo (bar VARCHAR(10)) CREATE TABLE foo (bar VARCHAR(10))
CREATE TABLE foo (bar CHARVARYING(10)) CREATE TABLE foo (bar CHARVARYING(10))
All of the mentioned All of the mentioned

Downstream data are modulated using the:

1 Mark(s)

Your Answer:

64-QAM modulation 64-QAM modulation
68-QAM modulation 68-QAM modulation
70-QAM modulation 70-QAM modulation
100-QAM modulation 100-QAM modulation

A transposition cipher reorders (permutes) symbols in a:

1 Mark(s)

Your Answer:

block of packets block of packets
block of slots block of slots
block of signals block of signals
block of symbols block of symbols

C #include<iostream> using namespace std; int x[100]; int main() { cout << x[99] << endl; } This question is contributed by Sudheendra Baliga

1 Mark(s)

Your Answer:

Unpredictable Unpredictable
Runtime error Runtime error
99 99

Which of the following character is used to give single-line comments in Python?

1 Mark(s)

Your Answer:

// //
# #
! !
/* /*

Energy equal to work required to move a single elementary charge e to the potential difference of one volt is called:

1 Mark(s)

Your Answer:

One proton volt One proton volt
One electron volt One electron volt
One neutron volt One neutron volt
One photon volt One photon volt

The pulling force of earth is called:

1 Mark(s)

Your Answer:

magnetic force magnetic force
frictional force frictional force
gravitational force gravitational force
electrical force electrical force

Which annotation is used to specify the URL pattern for a servlet in a Java web application?

1 Mark(s)

Your Answer:

`@WebServlet` `@WebServlet`
`@WebFilter` `@WebFilter`
`@WebListener` `@WebListener`
`@RequestMapping` `@RequestMapping`

A process can reclaim any pages that were granted or mapped to other:

1 Mark(s)

Your Answer:

System System
Processes Processes
Programs Programs
Application Application

What is the purpose of NiFi's "ListenSyslog" processor?

1 Mark(s)

Your Answer:

Join records from multiple tables Join records from multiple tables
Group records based on a condition Group records based on a condition
Receive syslog messages and process the data
Sort records based on a column Sort records based on a column

Which protocol is used to transfer files securely?

1 Mark(s)

Your Answer:

FTP FTP
TFTP TFTP
HTTP HTTP
SFTP SFTP

Which web app attribute is defined by the statement:”The quality and aesthetic nature of content remains an important determinant of the quality of a WebApp” ?

1 Mark(s)

Your Answer:

Availability Availability
Data driven Data driven
Content sensitive Content sensitive
Continuous evolution Continuous evolution

What will be the output of the following R code? > x <- data.frame(foo = 1:4, bar = c(T, T, F, F)) > ncol(x)

1 Mark(s)

Your Answer:

2 2
4 4
7 7
9 9

The term which is used to increase the speed of the switches to handle the data is known as:

1 Mark(s)

Your Answer:

switching routes switching routes
switching fabric switching fabric
switching data switching data
switching frames switching frames

When loading data, triggers can be:

1 Mark(s)

Your Answer:

Enabled automatically Enabled automatically
Enabled explicitly Enabled explicitly
Disabled automatically Disabled automatically
Disabled explicitly Disabled explicitly

Which of the following is a collection of project coordination technique ?

1 Mark(s)

Your Answer:

Formal approaches Formal approaches
Formal, interpersonal procedures Formal, interpersonal procedures
Informal, interpersonal procedures Informal, interpersonal procedures
All of the mentioned All of the mentioned

A storage device for multimedia is:

1 Mark(s)

Your Answer:

CAM CAM
DVD/BD DVD/BD
hard disk hard disk
emulation emulation

What exception is thrown if the user does not have a proper authorization?

1 Mark(s)

Your Answer:

URLNotFound URLNotFound
URLSourceNotFound URLSourceNotFound
System.Security.SecurityException System.Security.SecurityException
All of the mentioned All of the mentioned

Which Excel feature allows filtering data based on specific criteria without deleting rows?

1 Mark(s)

Your Answer:

Sort Sort
Filter Filter
Freeze Panes Freeze Panes
None of these None of these

Stream Control Transmission Protocol (SCTP), the association allows multiple Internet Protocol (IP) addresses for:

1 Mark(s)

Your Answer:

only one end only one end
no end no end
each end each end
two ends two ends

The subset of the super key is the candidate key under what condition?

1 Mark(s)

Your Answer:

No proper subset is a super key No proper subset is a super key
All subsets are super keys All subsets are super keys
Subset is a super key Subset is a super key
Each subset is a super key Each subset is a super key

When $HIVE_HOME/bin/hive is run without either the -e or -f option, it enters . . . . . . . . mode.

1 Mark(s)

Your Answer:

Batch Batch
Interactive shell Interactive shell
Multiple Multiple
None of the mentioned None of the mentioned

The number and types of atoms a molecule contain, are shown by its:

1 Mark(s)

Your Answer:

chemical formula chemical formula
molecular formula molecular formula
structural formula structural formula
atomic formula atomic formula

Which of the below namespace declaration is correct?

1 Mark(s)

Your Answer:

namespace ORA: namespace ORA:
namespace 1_RA; namespace 1_RA;
namespace ORA; namespace ORA;
namespace ORA_#; namespace ORA_#;

688°C is boiling point of:

1 Mark(s)

Your Answer:

Rubidium Rubidium
Potassium Potassium
Osmium Osmium
Uranium Uranium

Gravitational force on a body effectively acts at a single point is called:

1 Mark(s)

Your Answer:

center of gravity of body center of gravity of body
center of mass of body center of mass of body
center of displacement of body center of displacement of body
center of shifting of body center of shifting of body

The first layer of the OSI model is named:

1 Mark(s)

Your Answer:

Data-link layer Data-link layer
Physical layer Physical layer
Network layer Network layer
Transport layer Transport layer

Which class is used to read data from a file in Java?

1 Mark(s)

Your Answer:

Scanner Scanner
BufferedWriter BufferedWriter
OutputStream OutputStream
FileReader FileReader

Which of the following functions raises an error when an unpicklable object is encountered by Pickler?

1 Mark(s)

Your Answer:

pickle.PickleError pickle.PickleError
pickle.PicklingError pickle.PicklingError
pickle.UnpickleError pickle.UnpickleError
pickle.UnpicklingError pickle.UnpicklingError

What is the purpose of the method_missing method in Ruby's BasicObject class?

1 Mark(s)

Your Answer:

It is called when a method is defined on a class object that already exists
It is called when a method is called on a class object that does not exist
It is called when a method is defined on an object that already exists
It is called when a method is called on an object that does not respond to the method

Which of the through is share the data of two computer?

1 Mark(s)

Your Answer:

Library Library
Network Network
Grouping Grouping
Integrated system Integrated system

Angular momentum of the particle w.r.t origin O is a vector quantity and defined as:

1 Mark(s)

Your Answer:

m.r.v m.r.v
m(r.v) m(r.v)
m x (r.v) m x (r.v)
m(rxv) m(rxv)

A service that allows us to send messages in electronic mode over the internet with a unique address. It offers an efficient, inexpensive, and real-time means of distributing information among people.

1 Mark(s)

Your Answer:

VLOG VLOG
Videoconferencing Videoconferencing
BLOG BLOG
EMAIL EMAIL

The alternative way of expressing recursion is the usage of clause definition of:

1 Mark(s)

Your Answer:

Like clause Like clause
As clause As clause
with clause with clause
without clause without clause

Computer system mainly consists of:

1 Mark(s)

Your Answer:

CPU CPU
main memory main memory
I/O unit I/O unit
all of these all of these

The Encrypted Security Payload (ESP) is an extension that provides:

1 Mark(s)

Your Answer:

stability stability
availability availability
reliability reliability
confidentiality confidentiality

A packet switching network that was sponsored by the Commission of the EEC and became operational in 1979 is___________________?

1 Mark(s)

Your Answer:

Euronet Euronet
Star network Star network
a single server a single server
none of these none of these

What is the purpose of the include keyword in Ruby?

1 Mark(s)

Your Answer:

To instantiate an object of a class To instantiate an object of a class
To define a new class that inherits from an existing class
To include a file in the current Ruby script
To mix in module methods as instance methods of a class

: Which operation is not typically performed directly on one-dimensional arrays?

1 Mark(s)

Your Answer:

Insertion Insertion
Deletion Deletion
Traversal Traversal
Random Access Random Access

What is Replit.com primarily used for?

1 Mark(s)

Your Answer:

Generating music Generating music
Generating code Generating code
Generating videos Generating videos
Writing stories Writing stories

If I create 'Student' field in 'Fees' table to store 'student_id' of 'Students' table, then this 'Student' field in 'Fees' table is called:

1 Mark(s)

Your Answer:

Foreign key Foreign key
Native key Native key
Composite key Composite key
Primary key Primary key

What is the correct syntax for accessing a class method?

1 Mark(s)

Your Answer:

Class.method_name Class.method_name
object.method_name object.method_name
Class.new.method_name Class.new.method_name
method_name(Class) method_name(Class)

The Crunch APIs are modeled after . . . . . . . . which is the library that Google uses for building data pipelines on top of their own implementation of MapReduce.

1 Mark(s)

Your Answer:

FlagJava FlagJava
FlumeJava FlumeJava
FlakeJava FlakeJava
All of the mentioned All of the mentioned

What is the purpose of the ios::app flag in C++ file handling?

1 Mark(s)

Your Answer:

Appends data to the end of the file Appends data to the end of the file
Opens the file in append mode Opens the file in append mode
Opens the file in write mode Opens the file in write mode
Opens the file in read mode Opens the file in read mode

What will be the output of the following PHP code ? <?php $array = array("red", "green"); array_push($array, "blue", "yellow"); print_r($array); ?>

1 Mark(s)

Your Answer:

Array ( [0] => red [1] => green [2] => blue [3] => yellow )
Array ( [0] => blue [1] => yellow [2] => red [3] => green )
Array ( [0] => red [1] => green ) Array ( [0] => red [1] => green )
Array ( [0] => blue [1] => yellow ) Array ( [0] => blue [1] => yellow )

Which file specifies the layout of an Android screen?

1 Mark(s)

Your Answer:

R R
Manifest Manifest
Layout Layout
None of these None of these

Yarn is wounded in parallel coil around:

1 Mark(s)

Your Answer:

4 aprons 4 aprons
5 aprons 5 aprons
6 aprons 6 aprons
7 aprons 7 aprons

What is the function of "Save as" in Microsoft Office?

1 Mark(s)

Your Answer:

To print the document To print the document
To delete the file To delete the file
To ask the file name and store data in the desired location
To send the file via email To send the file via email

A DBMS that combines a DBMS and an application generator is ________ .

1 Mark(s)

Your Answer:

Microsoft's SQL Server Microsoft's SQL Server
Microsoft's Access Microsoft's Access
IBM's DB2 IBM's DB2
Oracle Corporation's Oracle Oracle Corporation's Oracle

What is the default port number of HTTP’s?

1 Mark(s)

Your Answer:

70 70
80 80
90 90
100 100

Replication may use either synchronous or asynchronous distributed database technologies, although asynchronous technologies are more typical in a replicated environment.

1 Mark(s)

Your Answer:

True True
False False

Hard disk record information:

1 Mark(s)

Your Answer:

by propagation by propagation
by magnetization by magnetization
by centrifugation by centrifugation
by gravitation by gravitation

What will be the output of the following PHP code ? <?php for ($i = 0; 0; $i++) { print"i"; } ?>

1 Mark(s)

Your Answer:

infinite loop infinite loop
0 0
no output no output
error error

What will be the output of the following PHP code? <?php $user = array("Ashley", "Bale", "Shrek", "Blank"); for ($x=0; $x $user); $x++) { if ($user[$x] == "Shrek") continue; printf ($user[$x]); } ?>

1 Mark(s)

Your Answer:

AshleyBale AshleyBale
AshleyBaleBlank AshleyBaleBlank
ShrekBlank ShrekBlank
Shrek Shrek

Which type of entity cannot exist in the database unless another type of entity also exists in the database, but does not require that the identifier of that other entity be included as part of its own identifier?

1 Mark(s)

Your Answer:

Weak entity Weak entity
Strong entity Strong entity
ID-dependent entity ID-dependent entity
ID- independent entity ID- independent entity

Assertion (A): Synthetic fertilizers improve soil health in the long term. Reason (R): They reduce the population of beneficial microorganisms in the soil. Codes:

1 Mark(s)

Your Answer:

A) Both (A) and (R) are true, and (R) is the correct explanation of (A).
B) Both (A) and (R) are true, but (R) is not the correct explanation of (A).
C) (A) is true, but (R) is false. C) (A) is true, but (R) is false.
D) (A) is false, but (R) is true. (A) and (R) are true, and (R) is the correct explanation of (A). How Nature Works in Harmony Class 8 Fill in the blanks

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Software Engineering Mock Test 10 : Question 1 of 69