Go Programming Mock Test 5 - Online MCQ Exam

What will be the output of the following Java program? class leftshift_operator { public static void main(String args[]) { byte x = 64; int i; byte y; i = x

1 Mark(s)

Your Answer:

0 64 0 64
64 0 64 0
0 256 0 256
256 0 256 0

Which of the following element is used to create a SVG rectangle?

1 Mark(s)

Your Answer:

<rectangle> <rectangle>
<polygon> <polygon>
<rect> <rect>
<square> <square>

Which of the following comes with tools to build your own R packages?

1 Mark(s)

Your Answer:

Contrib Contrib
Base Base
Rtools Rtools
None of the mentioned None of the mentioned

Incorrect statements about delegates are?

1 Mark(s)

Your Answer:

Delegates are reference types Delegates are reference types
Delegates are object oriented Delegates are object oriented
Delegates are type safe Delegates are type safe
Only one method can be called using a delegate

How do you access the last element of an array in JavaScript?

1 Mark(s)

Your Answer:

array[length] array[length]
array[-1] array[-1]
array[array.length - 1] array[array.length - 1]
array.getLast() array.getLast()

The electric current influence the factors affecting bulb's:

1 Mark(s)

Your Answer:

speed speed
brightness brightness
both a and b both a and b
durability durability

In a computer, expansion cards are inserted into:

1 Mark(s)

Your Answer:

slots of CPU slots of CPU
peripheral devices peripheral devices
hard disk of CPU hard disk of CPU
back of monitor back of monitor

Which of the following is a valid way to exit a loop prematurely in C#?

1 Mark(s)

Your Answer:

continue continue
return return
exit exit
break break

What is the method used to destroy an object explicitly in C#?

1 Mark(s)

Your Answer:

Destructor Destructor
Dispose Dispose
Destroy Destroy
Finalize Finalize

RAM of computer system is a/an:

1 Mark(s)

Your Answer:

input device input device
output device output device
Processing unit Processing unit
memory memory

How do you create a slider widget in Tkinter for selecting a value from a range?

1 Mark(s)

Your Answer:

Scale() Scale()
Slider() Slider()
RangeSlider() RangeSlider()
ValueSlider() ValueSlider()

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

Which of the following CSS3 property specifies how the contents of a replaced element should be fitted to the box established by its used height and width?

1 Mark(s)

Your Answer:

object-fit object-fit
object-position object-position
image-orientation image-orientation
none of the mentioned none of the mentioned

In a computer spreadsheet, value of the formula (7-3)x(1+6)/4 is:

1 Mark(s)

Your Answer:

7 7
1.5 1.5
2 2
12 12

What will be the output of the following Python function? complex(1+2j)

1 Mark(s)

Your Answer:

Error Error
1 1
2j 2j
1+2j 1+2j

When a user confirms that he wishes to delete an entry, that entry’s URL is passed to a function which removes the entry from the __________

1 Mark(s)

Your Answer:

index.php index.php
function.inc.php function.inc.php
database database
admin.php admin.php

In Java generics, what is the purpose of the diamond operator (`<>`)?

1 Mark(s)

Your Answer:

It specifies a superclass It specifies a superclass
It simplifies the instantiation of generic classes
It indicates a generic exception It indicates a generic exception
None of These None of These

What will be the output of the following C code? #include <stdio.h> int foo(); int main() { int i = foo(); } foo() { printf("2 "); return 2; }

1 Mark(s)

Your Answer:

2 2
Compile time error Compile time error
Depends on the compiler Depends on the compiler
Depends on the standard Depends on the standard

What will be the output of the following C++ code? #include <iostream> #include <algorithm> #include <vector> using namespace std; bool IsOdd (int i) { return (i%2)==1; } int main () { vector<int> v = {4,2,10,5,1,8}; for(int i=0;i<v.size();i++) cout<<v[i]<<" "; cout<<endl; sort(v.begin(), v.end()); for(int i=0;i<v.size();i++) cout<<v[i]<<" "; return 0; }

1 Mark(s)

Your Answer:

4 2 10 5 1 8 1 2 4 5 8 10 4 2 10 5 1 8 1 2 4 5 8 10
1 2 4 5 8 10 4 2 10 5 1 8 1 2 4 5 8 10 4 2 10 5 1 8
4 2 10 5 1 8 4 2 10 5 1 8 4 2 10 5 1 8 4 2 10 5 1 8
1 2 4 5 8 10 1 2 4 5 8 10 1 2 4 5 8 10 1 2 4 5 8 10

The _____________ specifies the behavior of a system or a part of a system?

1 Mark(s)

Your Answer:

Yellow box Yellow box
Clear box Clear box
White box White box
Black box Black box

What will happen if you divide an int by 0?

1 Mark(s)

Your Answer:

Returns 0 Returns 0
Runtime error Runtime error
Undefined behavior Undefined behavior
Compile-time error Compile-time error

The kilogram standard is kept in France which is a metal cylinder made of:

1 Mark(s)

Your Answer:

platinum platinum
iridium iridium
both a and b both a and b
iron iron

Which keyword is used to define a class in C++?

1 Mark(s)

Your Answer:

class class
struct struct
typedef typedef
interface interface

What are security controls ?

1 Mark(s)

Your Answer:

Controls that are intended to ensure that attacks are unsuccessful
Controls that are intended to detect and repel attacks
Controls that are intended to support recovery from problems
All of the mentioned All of the mentioned

GNOME is a project that was developed by:

1 Mark(s)

Your Answer:

windows windows
GNU GNU
UNIX UNIX
Linux Linux

Modern philosophy and English language were include in___________?

1 Mark(s)

Your Answer:

jamia millia jamia millia
india pact india pact
nadva nadva
none of these none of these

What is the purpose of the re.VERBOSE flag in Python?

1 Mark(s)

Your Answer:

It allows you to write more readable and organized regular expressions
It compiles a regular expression It compiles a regular expression
It converts strings to regular expressions
It specifies a starting position It specifies a starting position

The natural logarithm of any positive algebraic number other than 1 is a:

1 Mark(s)

Your Answer:

algebraic number algebraic number
linear number linear number
nonlinear number nonlinear number
transcendental number transcendental number

Which of the not a valid MS Office Document?

1 Mark(s)

Your Answer:

.docx .docx
.pptx .pptx
.vob .vob
.doc .doc

Sessions allow you to.

1 Mark(s)

Your Answer:

store persistent user preference on a site
save user authentication information from page to page
create multipage forms create multipage forms
all of above all of above

What will be the output of the following PHP code ? <?php $b = 1; switch($b) { case 1.0: print "hi"; break; case 1: print "hello"; break; default: print "hi1"; } ?>

1 Mark(s)

Your Answer:

hihellohi1 hihellohi1
hi hi
hihello hihello
hello hello

In Python, what is the purpose of the @property decorator?

1 Mark(s)

Your Answer:

To create a new instance of the class To create a new instance of the class
To define a method that can be accessed like an attribute
To access class attributes directly To access class attributes directly
To define a method that can be accessed as a read-only attribute

Which of the following is the disadvantage of a smoothing filter?

1 Mark(s)

Your Answer:

Blur inner pixels Blur inner pixels
Blur edges Blur edges
Sharp edges Sharp edges
Remove sharp transitions Remove sharp transitions

What is the result of the expression: 6 / 2 in Ruby?

1 Mark(s)

Your Answer:

2 2
2.5 2.5
3 3
12 12

A spinning gyroscope can precess about a vertical axis through its support at the rate of:

1 Mark(s)

Your Answer:

Mgr/I Ω Mgr/I Ω
MgrI Ω MgrI Ω
Mg/rI Mg/rI
Mg/ Ω Mg/ Ω

What will be the output? C++ #include <iostream> class Sample { public: ~Sample() { std::cout << "Destructor executed "; } }; void createObject() { Sample s; } int main() { createObject(); std::cout << "Main done "; }

1 Mark(s)

Your Answer:

Main done Main done
Destructor executed Destructor executed
Main doneDestructor executed Main doneDestructor executed

What is the return type of the method parseInt()?

1 Mark(s)

Your Answer:

String String
Float Float
Integer Integer
Date Date

The prefix form of an infix expression (p + q) - (r * t) is?

1 Mark(s)

Your Answer:

+ pq - *rt + pq - *rt
- +pqr * t - +pqr * t
- +pq * rt - +pq * rt
- + * pqrt - + * pqrt

In PC, which shortcut key is used to moves one word to the right at a time?

1 Mark(s)

Your Answer:

Ctrl+Right arrow Ctrl+Right arrow
Ctrl+Left arrow Ctrl+Left arrow
Shift+End Shift+End
Shift+Home Answer Shift+Home Answer

Which one of the following is a type of Data Manipulation Command?

1 Mark(s)

Your Answer:

Create Create
Alter Alter
Delete Delete
All of the above All of the above

If you echo a Boolean variable, the value FALSE displays as a .... and the value TRUE echoes as a .....

1 Mark(s)

Your Answer:

0, 1 0, 1
blank string, 2 blank string, 2
empty variable, 1 empty variable, 1
blank string, 1 blank string, 1

Which operator is used for exponentiation in Python?

1 Mark(s)

Your Answer:

^ ^
** **
^^ ^^
// //

Which of the following CSS3 property specifies how nested elements are rendered in 3D space?

1 Mark(s)

Your Answer:

transform transform
transform-style transform-style
transform-render transform-render
none of the mentioned none of the mentioned

'Tally vault' is a ________

1 Mark(s)

Your Answer:

Security mechanism Security mechanism
Ledger a/c Ledger a/c
Cost category Cost category
None of the above None of the above

What will be the Correct statement in the following C# code? class baseclass { int a; public baseclass(int a1) { a = a1; console.writeline(" a "); } class derivedclass : baseclass { public derivedclass (int a1) : base(a1) { console.writeline(" b "); } } class program { static void main(string[] args) { derivedclass d = new derivedclass(20); } } }

1 Mark(s)

Your Answer:

Compile time error Compile time error
b a b a
a b a b
The program will work correctly if we replace base(a1) with base.baseclass(a1)

Determine output: public class Test{ public static void main(String args[]){ int i, j; for(i=1, j=0;i

1 Mark(s)

Your Answer:

10 10
11 11
9 9
20 20
None of these None of these

Which of these interfaces define four methods?

1 Mark(s)

Your Answer:

ComponentListener ComponentListener
ContainerListener ContainerListener
ActionListener ActionListener
InputListener InputListener

Runnable is_______________?

1 Mark(s)

Your Answer:

Interface Interface
Class Class
Variable Variable
Method Method

In unicast routing, we use the shortest path tree method for finding the shortest path of the:

1 Mark(s)

Your Answer:

frames frames
nodes nodes
packets packets
networks networks

Which among the following is the time complexity for inserting at the beginning of a triply linked list?

1 Mark(s)

Your Answer:

O(n) O(n)
O(1) O(1)
O(log n) O(log n)
O(n2) O(n2)

What will the result of len variable after execution of the following statements? int len; char str1[] = {"39 march road"}; len = strlen(str1); ``` int len; char str1[] = {"39 march road"}; len = strlen(str1); ```

1 Mark(s)

Your Answer:

11 11
12 12
13 13
14 14

The maximum length (in bytes) of an IPv4 datagram is?

1 Mark(s)

Your Answer:

32 32
1024 1024
65535 65535
512 512

How do you access the last element of an array named 'values' in C#?

1 Mark(s)

Your Answer:

values[length(values)]; values[length(values)];
values[values.Length - 1]; values[values.Length - 1];
Last(values); Last(values);
None of the above None of the above

Which one of the following is not ID generating strategy using @GeneratedValue annotation?

1 Mark(s)

Your Answer:

Auto Auto
Manual Manual
Identity Identity
Sequence Sequence

Consider the following statement containing regular expressions var text = "testing: 1, 2, 3"; var pattern = /d+/g;

1 Mark(s)

Your Answer:

text==pattern text==pattern
text.equals(pattern) text.equals(pattern)
text.test(pattern) text.test(pattern)
pattern.test(text) pattern.test(text)

What is the auxiliary space complexity of recursive bubble sort?

1 Mark(s)

Your Answer:

O(n) O(n)
O(1) O(1)
O(n log n) O(n log n)
O(n2) O(n2)

Which is the Text Styling feature in MS-Word?

1 Mark(s)

Your Answer:

Word style Word style
Word design Word design
Word art Word art
Design Design

. . . . . . . . networks can be used for public internet access at hotspot such as restaurants, coffee shops etc.

1 Mark(s)

Your Answer:

Wi-Fi Wi-Fi
WiMax WiMax
DFL DFL
BPL BPL

What will be the output of the following Java code? class A { final public int calculate(int a, int b) { return 1; } } class B extends A { public int calculate(int a, int b) { return 2; } } public class output { public static void main(String args[]) { B object = new B(); System.out.print("b is " + b.calculate(0, 1)); } }

1 Mark(s)

Your Answer:

b is : 2 b is : 2
b is : 1 b is : 1
Compilation Error Compilation Error
An exception is thrown at runtime An exception is thrown at runtime

Which of the following function is identical to read .table?

1 Mark(s)

Your Answer:

read.csv read.csv
read.data read.data
read.tab read.tab
read.del read.del

Computer network is a collection of:

1 Mark(s)

Your Answer:

servers servers
clients clients
applications applications
computers computers

If you get both local and remote echoes, every character you type will appear on the screen

1 Mark(s)

Your Answer:

once once
twice twice
three times three times
never never
None of the above None of the above

How many objects can present in a single class?

1 Mark(s)

Your Answer:

1 1
2 2
3 3
as many as possible as many as possible

Which operator is used to check whether the expression is "NULL"?

1 Mark(s)

Your Answer:

IS NULL IS NULL
NOT NULL NOT NULL
ON ON
None of the mentioned None of the mentioned

Which of the following is the correct full form of SaaS?

1 Mark(s)

Your Answer:

Storage-as-a-Service Storage-as-a-Service
Server-as-a-Software Server-as-a-Software
Software-as-a-Service Software-as-a-Service
None of the above None of the above

What does the term "polymorphism" refer to in Object-Oriented Programming?

1 Mark(s)

Your Answer:

The ability to restrict access to certain methods
The ability for objects of different classes to be treated as objects of a common superclass
The ability to create multiple instances
None of the above None of the above

Which of the following should be used when you want to add a slide to an existing presentation?

1 Mark(s)

Your Answer:

File, add a new slide File, add a new slide
Insert, New slide Insert, New slide
File Open File Open
File, New File, New

FPGA stands for:

1 Mark(s)

Your Answer:

field programmable gate array field programmable gate array
forward programmable gate array forward programmable gate array
forward parallel gate array forward parallel gate array
field parallel gate array field parallel gate array

Add Now Hardware option exists in _____?

1 Mark(s)

Your Answer:

Control Panel Control Panel
Title bar Title bar
Status bar Status bar
None of these None of these

What will be the output of the following R code? > pnorm(2)

1 Mark(s)

Your Answer:

0.9772499 0.9772499
1.9772499 1.9772499
0.6772499 0.6772499
2.6772499 2.6772499

Which of the following is not the storageEvent interface?

1 Mark(s)

Your Answer:

event.newValue event.newValue
event.url event.url
event.key event.key
event.clear event.clear

Can an inline function be recursive and still inline?

1 Mark(s)

Your Answer:

Yes, all recursive calls are inlined Yes, all recursive calls are inlined
No, recursion prevents inlining No, recursion prevents inlining
Only if compiler supports Only if compiler supports
Inline is ignored for recursion Inline is ignored for recursion

Who developed the Python language?

1 Mark(s)

Your Answer:

Zim Den Zim Den
Guido van Rossum Guido van Rossum
Niene Stom Niene Stom
Wick van Rossum Wick van Rossum

Which of the following is NOT a valid HTTP method?

1 Mark(s)

Your Answer:

FETCH FETCH
GET GET
POST POST
DELETE DELETE

The psychological environment of the class is mainly the duty of__________?

1 Mark(s)

Your Answer:

Student himself Student himself
Class teacher Class teacher
Principal Principal
Subject teacher Subject teacher

In Java Servlets, what is the purpose of the `HttpServletRequestWrapper` class?

1 Mark(s)

Your Answer:

To manage JavaBean events To manage JavaBean events
To wrap an existing `HttpServletRequest`
To execute SQL queries To execute SQL queries
None of These None of These

In HTML web sockets are not available whereas in HTML5:

1 Mark(s)

Your Answer:

Full duplex communication channel is present
Still it is not available Still it is not available
No networking capability available No networking capability available
All of above All of above

Evaluating Your Answers

Go Programming Mock Test 5 : Question 1 of 77