Cyber Security Mock Test 1 - Online MCQ Exam

How to declare the complex number?

1 Mark(s)

Your Answer:

(3, 4) (3, 4)
complex(3, 4) complex(3, 4)
(3, 4i) (3, 4i)
(3, 4g) (3, 4g)

Which method is used to add a number of months to a Date object in Ruby?

1 Mark(s)

Your Answer:

next_month next_month
add_month add_month
months_from_now months_from_now
advance_months advance_months

How do you install a Ruby Gem?

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Your Answer:

install gem_name install gem_name
gem add gem_name gem add gem_name
gem install gem_name gem install gem_name
add gem_name add gem_name

Which of these Exception handlers cannot be type parameterized?

1 Mark(s)

Your Answer:

catch catch
throw throw
throws throws
all of the mentioned all of the mentioned

What is a character class in regular expressions?

1 Mark(s)

Your Answer:

A set of characters enclosed in square brackets that matches any character in the set
A built-in function A built-in function
A specific character A specific character
A special data type A special data type

In order to reduce air and water resistance, objects are shaped in:

1 Mark(s)

Your Answer:

streamline streamline
oblongata oblongata
rectangular rectangular
conical conical

Technology used to read pencil or pen marks on a multiple choice answer sheet is:

1 Mark(s)

Your Answer:

OCR OCR
OMR OMR
POS POS
OMR OMR

GAC stands for:

1 Mark(s)

Your Answer:

Global Assembly Cache Global Assembly Cache
Global Area Coverage Global Area Coverage
Generic Artificial Creation Generic Artificial Creation
Global Assembly Class Global Assembly Class

How to calculate the run time of a code?

1 Mark(s)

Your Answer:

Start time – End time Start time – End time
End time – Start time End time – Start time
Start time/ End time Start time/ End time
Start time * End time Start time * End time

Switching in the Internet is done by using the datagram approach to packet switching at the:

1 Mark(s)

Your Answer:

network layer network layer
application layer application layer
data link layer data link layer
physical layer. physical layer.

What is the code snippet to find all container elements with class “reveal”?

1 Mark(s)

Your Answer:

var elements = document.getElementsByClassName("reveal");
var elements = document.getElementByClassName("reveal");
var elements = document.getElementByName("reveal");
var elements = document.getElementsClassName("reveal");

Which of the following metal is the most reactive metal?

1 Mark(s)

Your Answer:

Sodium Sodium
Potassium Potassium
Gold Gold
Aluminum Aluminum

Which data structure is used to efficiently implement LRU (Least Recently Used) caching?

1 Mark(s)

Your Answer:

Queue Queue
Stack Stack
Binary Search Tree Binary Search Tree
Doubly Linked List Doubly Linked List

What is the value of the expression 10 / 3 in C#?

1 Mark(s)

Your Answer:

3.34 3.34
3.333... 3.333...
3 3
4 4

MS Word is mostly used for ______?

1 Mark(s)

Your Answer:

Creating documents Creating documents
Letters Letters
Assignments Assignments
All of these All of these

What is the time complexity of the enqueue operation in a queue implemented using a linked list?

1 Mark(s)

Your Answer:

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

Pick the correct statement about references in C++.

1 Mark(s)

Your Answer:

References stores the address of variables
References and variables both have the same address
References use dereferencing operator(*) to access the value of variable its referencing
References were also available in C References were also available in C

Suppose B is a subclass of A, to invoke the __init__ method in A from B, what is the line of code you should write?

1 Mark(s)

Your Answer:

A.__init__(self) A.__init__(self)
B.__init__(self) B.__init__(self)
A.__init__(B) A.__init__(B)
B.__init__(A) B.__init__(A)

How many classification schemes have been developed for NFRs ?

1 Mark(s)

Your Answer:

Two Two
Three Three
Four Four
Five Five

The Function ________ in Excel is used to look up information in a table and extract the corresponding data.

1 Mark(s)

Your Answer:

FETCH FETCH
GET GET
VLOOKUP VLOOKUP
DATA DATA

Which node is the parent node of Node 6?

1 Mark(s)

Your Answer:

1 1
5 5
2 2
3 3

GIF stands for ________?

1 Mark(s)

Your Answer:

Graphic Interchangeable File Graphic Interchangeable File
Graphic Internet File Graphic Internet File
Graphic Interchangeable Format Graphic Interchangeable Format
Graphic Internet Format Graphic Internet Format

What will be the output of the following C# code? enum days:int { sunday = -3, monday, tuesday } Console.WriteLine((int)days.sunday); Console.WriteLine((int)days.monday); Console.WriteLine((int)days.tuesday);

1 Mark(s)

Your Answer:

-3 0 1 -3 0 1
0 1 2 0 1 2
-3 -2 -1 -3 -2 -1
sunday monday tuesday sunday monday tuesday

Which is the function that allows a worker to terminate itself?

1 Mark(s)

Your Answer:

close() close()
exit() exit()
terminate() terminate()
halt() halt()

Why do we need to use an onload event in the script tag after using the async attribute?

1 Mark(s)

Your Answer:

Invoke code during page loading Invoke code during page loading
Invoke code during script loading Invoke code during script loading
Invoke code during downloading Invoke code during downloading
None of the mentioned None of the mentioned

In Java, what is the primary purpose of the `PrintStream` class?

1 Mark(s)

Your Answer:

It is used to read binary data from a file
It is used to write binary data to a file
It is used to write formatted text to an output stream
It is used to read text data from the keyboard

Which of the following are essentially required to make a business case for content marketing?

1 Mark(s)

Your Answer:

Industry best practices. Industry best practices.
Objectives and KPIs. Objectives and KPIs.
Impacts and challenges. Impacts and challenges.
All of the above All of the above

What is the procedure to add methods to HTMLElement so that they will be inherited by the objects that represent the HTML tags in the current document?

1 Mark(s)

Your Answer:

HTMLElement.prototype(…) HTMLElement.prototype(…)
HTMLElement.prototype HTMLElement.prototype
HTML.addmethods() HTML.addmethods()
HTML.elements(add) HTML.elements(add)

Which of the following WHERE clauses are faster? 1. WHERE col * 3 < 9 2. WHERE col < 9 / 3

1 Mark(s)

Your Answer:

1 1
2 2
same speed same speed
dependent on operating system dependent on operating system

What will be the output of the following C# code? static void Main(string[] args) { int i = 2, j = 3, k = 4; switch (i + j - k) { case 0: case 2: case 4: ++i; k += j; break; case 1: case 3: case 5 : --i; k -= j; break; default: i += j; break; } Console.WriteLine(i + "\n" + j + "\n" + k); Console.ReadLine(); }

1 Mark(s)

Your Answer:

1 3 1 1 3 1
2 3 4 2 3 4
5 3 4 5 3 4
Compile time error Compile time error

It is used to make fertilizers, lead-acid batteries, and in many industrial processes and is called:

1 Mark(s)

Your Answer:

zinc zinc
gold gold
lead lead
Sulphur Sulphur

What will be the output after the following program is compiled and executed? public class Test{ public static void main(String args[]){ int x = 10; x = myMethod(x--); System.out.print(x); } static int myMethod(final int x){ return x--; } }

1 Mark(s)

Your Answer:

The will compile successfully and display 9 as output.
The program will lead to compilation error.
The program will lead to runtime error. The program will lead to runtime error.
The program will compile successfully and display 10 as output.
None of these None of these

Which among the following is a typical declaration of an unrolled linked list in C?

1 Mark(s)

Your Answer:

#define SIZE N struct node { int node_count; int arr[SIZE]; struct node *next; };
#define SIZE N struct node { int arr[SIZE]; struct node *prev; struct node *top; };
#define SIZE N struct node { int node_count; struct node *next; };
#define SIZE N struct node { int node_count; int arr[SIZE]; };

What does the RColorBrewer package in R provide?

1 Mark(s)

Your Answer:

Tools for working with big data using distributed computing
Custom color palettes for data visualizations
Functions for creating and modifying interactive plots
Statistical hypothesis testing Statistical hypothesis testing

An interactive system that allows analysts to view contrasting summaries of multi dimensional data, is known to be:

1 Mark(s)

Your Answer:

Offline Analytical Processing Offline Analytical Processing
On-demand Analytical Processing On-demand Analytical Processing
Online Analytical Processing Online Analytical Processing
Object Analytical Processing Object Analytical Processing

If a solid is required heating directly apparatus used will be:

1 Mark(s)

Your Answer:

pipette pipette
burette burette
crucible crucible
retort stand retort stand

What will be the output of the following Java code? class newthread extends Thread { Thread t; newthread() { t = new Thread(this,"My Thread"); t.start(); } public void run() { try { t.join() System.out.println(t.getName()); } catch(Exception e) { System.out.print("Exception"); } } } class multithreaded_programing { public static void main(String args[]) { new newthread(); } }

1 Mark(s)

Your Answer:

My Thread My Thread
Thread[My Thread,5,main] Thread[My Thread,5,main]
Exception Exception
Runtime Error Runtime Error

Process of finding the components of a vector is called:

1 Mark(s)

Your Answer:

finding the vector finding the vector
resolving the vector resolving the vector
projecting the vector projecting the vector
portioning the vector portioning the vector

__________ prevents search engines from following links inside the page

1 Mark(s)

Your Answer:

noarchive noarchive
nofollow nofollow
noindex noindex
novalue novalue

What will be the output of the following C# code? static void Main(string[] args) { int i = 0, j = 0; while (i < 2) { l1: i--; while (j < 2) { Console.WriteLine("hi\n"); goto l1; } } Console.ReadLine(); }

1 Mark(s)

Your Answer:

hi hi hi hi hi hi
hi hi hi hi
hi hi
hi hi hi..... infinite times hi hi hi..... infinite times

What does SAM stand for in the context of Functional Interface?

1 Mark(s)

Your Answer:

Single Ambivalue Method Single Ambivalue Method
Single Abstract Method Single Abstract Method
Simple Active Markup Simple Active Markup
Simple Abstract Markup Simple Abstract Markup

Automatic variables are initialized to . . . . . . . .

1 Mark(s)

Your Answer:

Zero Zero
Junk value Junk value
Nothing Nothing
Both Zero & Junk value Both Zero & Junk value

Which class is used to represent a group of characters in a regular expression in Java?

1 Mark(s)

Your Answer:

`Group` `Group`
`Matcher` `Matcher`
`CharacterGroup` `CharacterGroup`
`Pattern` `Pattern`

What is meant by the section of the real plane that the image coordinates have spanned?

1 Mark(s)

Your Answer:

Coordinate Axis Coordinate Axis
Plane of Symmetry Plane of Symmetry
Spatial Domain Spatial Domain
None of the above None of the above

What is a pointer arithmetic in C++?

1 Mark(s)

Your Answer:

Assigning arithmetic expressions to a pointer
Using pointers to perform arithmetic operations
Performing arithmetic operations on pointers
Storing arithmetic operations in a pointer

Zookeeper keep track of the cluster state such as the . . . . . . . . table location.

1 Mark(s)

Your Answer:

DOMAIN DOMAIN
NODE NODE
ROOT ROOT
All of the mentioned All of the mentioned

A signal containing infinite bandwidth cannot be:

1 Mark(s)

Your Answer:

Transmitted Transmitted
Converted Converted
Sampled Sampled
Quantized Quantized

Telecommunication networks frequently interconnect an organization with its customers and suppliers. Select the best fit for answer:

1 Mark(s)

Your Answer:

Bandwidth alternatives Bandwidth alternatives
Switching alternating Switching alternating
Inter organizational networks Inter organizational networks
Extranets Extranets

Which of the following is not event method in jQuery?

1 Mark(s)

Your Answer:

click() click()
mouseenter() mouseenter()
mousedown() mousedown()
hide() hide()

Which of the following cell organelle is also called the 'suicide-bag' of the cells?

1 Mark(s)

Your Answer:

Xylem Xylem
Lysosome Lysosome
Cellulose Cellulose
Mitochondria Mitochondria

What will be the output of the following C++ code? #include <iostream> using namespace std; int f(int p, int q) { if (p > q) return p; else return q; } main() { int a = 5, b = 10; int k; bool x = true; bool y = f(a, b); k =((a * b) + (x + y)); cout << k; }

1 Mark(s)

Your Answer:

55 55
62 62
52 52
75 75

Which of the following does computing in a personal computer?

1 Mark(s)

Your Answer:

CPU CPU
Motherboard Motherboard
RAM RAM
BIOS BIOS

In which part of legume plants do nitrogen-fixing bacteria live?

1 Mark(s)

Your Answer:

A) Leaves A) Leaves
B) Stems B) Stems
C) Root nodules C) Root nodules
D) Flowers D) Flowers

In Python, how can you join two or more lists together?

1 Mark(s)

Your Answer:

+ operator + operator
concat() concat()
join() join()
merge() merge()

What is the maximum cache size for Chrome?

1 Mark(s)

Your Answer:

unlimited unlimited
300 MB 300 MB
400 MB 400 MB
1024 MB 1024 MB

What is the purpose of the Scale widget in Tkinter?

1 Mark(s)

Your Answer:

Displaying images Displaying images
Creating message boxes Creating message boxes
Handling user input Handling user input
Selecting values from a range Selecting values from a range

Which tool captures and analyzes network traffic?

1 Mark(s)

Your Answer:

Nmap Nmap
Wireshark Wireshark
Putty Putty
Ping Ping

The full form or varchar is equivalent to:

1 Mark(s)

Your Answer:

Character varying Character varying
Variable character Variable character
Charter varying Charter varying
Variable charter Variable charter

Period of rotation of Earth is:

1 Mark(s)

Your Answer:

23 h 56 min 23 h 56 min
37 days 37 days
26 days 26 days
2.3 days 2.3 days

The eyepiece contains a:

1 Mark(s)

Your Answer:

1X or 5X power lens 1X or 5X power lens
10X or 15X power lens 10X or 15X power lens
12X or 15X power lens 12X or 15X power lens
10X or 12X power lens 10X or 12X power lens

Technology helps us towards further:

1 Mark(s)

Your Answer:

hypothesis hypothesis
discoveries discoveries
verification verification
analysis analysis

Using the evaluation of prefix algorithm, evaluate +-9 2 7.

1 Mark(s)

Your Answer:

10 10
4 4
17 17
14 14

Magnetic material in which each atom has permanent magnetic dipole moment but dipole moments are randomly oriented and material as the whole lack magnetic field, is called:

1 Mark(s)

Your Answer:

Diamagnetic material Diamagnetic material
Paramagnetic material Paramagnetic material
Ferromagnetic material Ferromagnetic material
Triamagnetic material Triamagnetic material

A garbage collector is used:

1 Mark(s)

Your Answer:

To free the recycle bin. To free the recycle bin.
To make sure that memory used by an application is freed when no longer in use.
To reuse the code in multiple applications
Both b and c Both b and c

Which of the following is not a state of object in Hibernate?

1 Mark(s)

Your Answer:

Attached() Attached()
Detached() Detached()
Persistent() Persistent()
Transient() Transient()

What will be the output of the following Java program? import java.lang.System; class Output { public static void main(String args[]) { byte a[] = { 65, 66, 67, 68, 69, 70 }; byte b[] = { 71, 72, 73, 74, 75, 76 }; System.arraycopy(a, 0, b, 3, a.length - 3); System.out.print(new String(a) + " " + new String(b)); } }

1 Mark(s)

Your Answer:

ABCDEF ABCDEF ABCDEF ABCDEF
ABCDEF GHIJKL ABCDEF GHIJKL
ABCDEF GHIABC ABCDEF GHIABC
GHIJKL GHIJKL GHIJKL GHIJKL

Which of the following sort a dataframe by the order of the elements in B?

1 Mark(s)

Your Answer:

x[rev(order(x$B)),] x[rev(order(x$B)),]
x[ordersort(x$B),] x[ordersort(x$B),]
x[order(x$B),] x[order(x$B),]
x[rev(x$B),] x[rev(x$B),]

Evaluating Your Answers

Cyber Security Mock Test 1 : Question 1 of 67