Web Development Mock Test 2

What will the following script output? <?php $array = array (1, 2, 3, 5, 8, 13, 21, 34, 55); $sum = 0; for ($i = 0; $i

1 Mark(s)

Your Answer:

78 78
19 19
NULL NULL
5 5

What is the purpose of polymorphism in Ruby?

1 Mark(s)

Your Answer:

It allows creating multiple instances of a class
It allows restricting access to certain methods
It allows objects of different classes to be treated as objects of a common superclass
It allows hiding the implementation details of a class

Which component in .NET Framework / .NET Core executes managed code and provides memory management?

1 Mark(s)

Your Answer:

CLR (Common Language Runtime) CLR (Common Language Runtime)
JIT Compiler JIT Compiler
MSIL Engine MSIL Engine
GAC GAC

Which of the following is true concerning a procedure?

1 Mark(s)

Your Answer:

You do not create them with SQL. You do not create them with SQL.
They do not need to have a unique name. They do not need to have a unique name.
They include procedural and SQL statements.
They are the same thing as a function. They are the same thing as a function.

It took the popularity of the Internet to realize that database processing and document processing need each other.

1 Mark(s)

Your Answer:

True True
False False

What is a 'Partial Dependency'?

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Your Answer:

Full dependency Full dependency
No dependency No dependency
Dependency on part of key Dependency on part of key
Transitive dependency Transitive dependency

When assessing the table structure of an acquired set of tables with data, determining functional dependencies is (part of) the:

1 Mark(s)

Your Answer:

first step. first step.
second step. second step.
third step. third step.
fourth step. fourth step.

Which of the following is true concerning QBE?

1 Mark(s)

Your Answer:

An official standard has been defined for QBE.
QBE cannot be used for client/server systems.
QBE does not give the programmer a visual programming environment.
Complete applications can be written using QBE.

What does the browser do to set up a TCP/IP connection?

1 Mark(s)

Your Answer:

TCP one-way handshake TCP one-way handshake
TCP two-way handshake TCP two-way handshake
TCP three-way handshake TCP three-way handshake
None of the mentioned None of the mentioned

A packet in Transmission Control Protocol (TCP) is called a:

1 Mark(s)

Your Answer:

transmittable slots transmittable slots
packet packet
segment segment
source slots source slots

Which algorithm supports blobs?

1 Mark(s)

Your Answer:

Structured clone algorithm Structured clone algorithm
Double buffer algorithm Double buffer algorithm
Chen’s algorithm Chen’s algorithm
Retrieval algorithm Retrieval algorithm

Which one of the following modulation technique Advanced Mobile Phone System (AMPS) uses?

1 Mark(s)

Your Answer:

CSMA/CD CSMA/CD
TDMA TDMA
FDMA FDMA
CDMA CDMA

Which operator is used to perform less than comparison in C#?

1 Mark(s)

Your Answer:

> >
< <
>= >=
None of the above None of the above

Which circuit performs $A-B$?

1 Mark(s)

Your Answer:

Adder Adder
Subtractor Subtractor
Comparator Comparator
Divider Divider

Which AI tool is integrated with MS Word and MS Excel?

1 Mark(s)

Your Answer:

Copilot Copilot
Siri Siri
Cortana Cortana
Alexa Alexa

What is a virtual-memory miss called?

1 Mark(s)

Your Answer:

Hit miss Hit miss
Page hit Page hit
Page miss Page miss
Page fault Page fault

In which part of the HTML metadata is contained?

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Your Answer:

body tag body tag
html tag html tag
head tag head tag
title tag title tag

What is the default initial value of elements in an array of type boolean in Java?

1 Mark(s)

Your Answer:

TRUE TRUE
FALSE FALSE
1 1
0 0

When danger approaches, an individual alerts the rest, that is why zebras live in:

1 Mark(s)

Your Answer:

herds herds
colony colony
pride pride
hollow hollow

The task of establishing system improvement objectives is performed in which phase of systems analysis ?

1 Mark(s)

Your Answer:

problem analysis phase problem analysis phase
logical design phase logical design phase
scope definition phase scope definition phase
physical design phase physical design phase

Which method is commonly used to convert an object into its string representation in Ruby?

1 Mark(s)

Your Answer:

to_str to_str
stringify stringify
to_s to_s
convert_to_string convert_to_string

Fifth generation computers are based on:____________?

1 Mark(s)

Your Answer:

Programming Intelligence Programming Intelligence
Artificial Intelligence Artificial Intelligence
System Knowledge System Knowledge
None of these None of these

We have defined one page_load event in aspx page and same page_load event in code behind who will run first ?

1 Mark(s)

Your Answer:

page_laod event in aspx page page_laod event in aspx page
page_load event in code-behind page_load event in code-behind
both will run simultaneously both will run simultaneously
None of these None of these

Mode of computer data transmission in which data can flow only in one direction is called:

1 Mark(s)

Your Answer:

simplex simplex
half duplex half duplex
full duplex full duplex
duplex duplex

What is the purpose of NiFi's "PutFile" processor in a data flow?

1 Mark(s)

Your Answer:

Perform data analytics in Hadoop Perform data analytics in Hadoop
Manage computation resources Manage computation resources
Execute MapReduce jobs Execute MapReduce jobs
Write data to a local or network file system

Which exception is thrown when java is out of memory?

1 Mark(s)

Your Answer:

MemoryFullException MemoryFullException
MemoryOutOfBoundsException MemoryOutOfBoundsException
OutOfMemoryError OutOfMemoryError
MemoryError MemoryError

Which of the following CSS property border-color property sets the color of an element’s four borders?

1 Mark(s)

Your Answer:

border-background border-background
border-background-color border-background-color
border-color border-color
all of the mentioned all of the mentioned

What type of inheritance is illustrated in the following Python code? class A(): pass class B(): pass class C(A,B): pass

1 Mark(s)

Your Answer:

Multi-level inheritance Multi-level inheritance
Multiple inheritance Multiple inheritance
Hierarchical inheritance Hierarchical inheritance
Single-level inheritance Single-level inheritance

Smallest font size in MS-word is____________?

1 Mark(s)

Your Answer:

6 6
8 8
10 10
12 12

A network can be connected in:

1 Mark(s)

Your Answer:

2 ways 2 ways
3 ways 3 ways
4 ways 4 ways
5 ways 5 ways

Which command is used to uninstall all versions of a gem in Ruby?

1 Mark(s)

Your Answer:

remove gem_name --all remove gem_name --all
gem remove gem_name --all gem remove gem_name --all
gem uninstall gem_name --all gem uninstall gem_name --all
uninstall gem_name --all uninstall gem_name --all

Synchronous Optical Networking (SONET) frame can carry information from a digitized voice:

1 Mark(s)

Your Answer:

media media
channel channel
station station
signal signal

Suppose you are working on page 5 and you want to start a new text on page 6. Which is the best way to move to the next page?

1 Mark(s)

Your Answer:

Use a page break at page 6 Use a page break at page 6
Keep pressing the “Enter” key until you reach page 6
Use a page break at page 5 Use a page break at page 5
None of these None of these

A reference to data that reader can directly follow by selecting or hovering is

1 Mark(s)

Your Answer:

hypertext hypertext
hyperlink hyperlink
hyper media hyper media
hyper markup hyper markup

Virus, bacteria and fungi can cause:

1 Mark(s)

Your Answer:

diseases diseases
cloning cloning
reproduction reproduction
development development

What will be the output of the following Java program? class selection_statements { public static void main(String args[]) { int var1 = 5; int var2 = 6; if ((var2 = 1) == var1) System.out.print(var2); else System.out.print(++var2); } }

1 Mark(s)

Your Answer:

1 1
2 2
3 3
4 4

Evaluating Your Answers

Web Development Mock Test 2 : Question 1 of 36