PHP Programming Mock Test 8

Who provides the interface to access the services of the operating system?

1 Mark(s)

Your Answer:

API API
System call System call
Library Library
Assembly instruction Assembly instruction

What is the purpose of the Semaphore class in C# multithreading?

1 Mark(s)

Your Answer:

To provide synchronization mechanisms for multithreaded programs
To signal one or more waiting threads that an event has occurred
To manage a collection of threads To manage a collection of threads
To limit the number of threads that can access a resource at a time

Control and Status registers are used by the processor to control:

1 Mark(s)

Your Answer:

Design of the Processor Design of the Processor
Operation of the Processor Operation of the Processor
Speed of the Processor Speed of the Processor
Execution of the Processor Execution of the Processor

The geostationary satellite used for communication systems

1 Mark(s)

Your Answer:

rotates with the earth rotates with the earth
remains stationary relative to the earth
is positioned over equator is positioned over equator
All of the above All of the above
None of the above None of the above

How do you find the number of days in the current month in Ruby?

1 Mark(s)

Your Answer:

Date.today.days_in_month Date.today.days_in_month
Time.now.days_in_month Time.now.days_in_month
DateTime.current.days_in_month DateTime.current.days_in_month
Time.days_in_current_month Time.days_in_current_month

Which shortcut key combination reset highlighted text to a default font in MS Word?

1 Mark(s)

Your Answer:

CTRL+ Backspace. CTRL+ Backspace.
CTRL+ Spacebar. CTRL+ Spacebar.
CTRL+R. CTRL+R.
None of these. None of these.

In domain name, a full domain name always ends up at:

1 Mark(s)

Your Answer:

1 node 1 node
2 nodes 2 nodes
0 node 0 node
null node null node

In Raman spectroscopy, the energy of the change comes from:

1 Mark(s)

Your Answer:

electron electron
photon photon
ion ion
molecule molecule

Which one of the following can’t be used for polymorphism?

1 Mark(s)

Your Answer:

Member functions overloading Member functions overloading
Static member functions Static member functions
global member function global member function
Constructor overloading Constructor overloading

Ambari . . . . . . . . deliver a template approach to cluster deployment.

1 Mark(s)

Your Answer:

View View
Stack Advisor Stack Advisor
Blueprints Blueprints
All of the mentioned All of the mentioned

What does the built-in function hex() do in Python?

1 Mark(s)

Your Answer:

Converts an integer to a hexadecimal string
Converts a string to lowercase Converts a string to lowercase
Returns the square of a number Returns the square of a number
Returns the absolute value of a number Returns the absolute value of a number

Which of the following is secreted by the liver?

1 Mark(s)

Your Answer:

Gastric juice Gastric juice
Saliva Saliva
Pancreatic juice Pancreatic juice
Bile juice Bile juice

The pointer can accidentally be reassigned to another memory location Which keyword is used in C++ to define a function parameter that cannot be modified?

1 Mark(s)

Your Answer:

static static
const const
volatile volatile
register register

Resistivity of Silver is:

1 Mark(s)

Your Answer:

1.62x10-8 Ωm 1.62x10-8 Ωm
2.35x10-8 Ωm 2.35x10-8 Ωm
4.82x10-8 Ωm 4.82x10-8 Ωm
5.25x10-8 Ωm 5.25x10-8 Ωm

Which of these methods can be used to obtain the coordinates of a mouse?

1 Mark(s)

Your Answer:

getPoint() getPoint()
getCoordinates() getCoordinates()
getMouseXY() getMouseXY()
getMouseCordinates() getMouseCordinates()

The Shortcut key to split a table in MS Word is?

1 Mark(s)

Your Answer:

Ctrl + Alt + Enter Ctrl + Alt + Enter
Ctrl + Shift + Enter Ctrl + Shift + Enter
Alt + Shift + Enter Alt + Shift + Enter
Alt + space + Enter Alt + space + Enter

What will be the output shape of the following Python code? import turtle t=turtle.Pen() for i in range(0,6): t.forward(100) t.left(60)

1 Mark(s)

Your Answer:

Hexagon Hexagon
Octagon Octagon
Pentagon Pentagon
Heptagon Heptagon

The unreliable and connectionless protocol is:

1 Mark(s)

Your Answer:

TCP TCP
ARP ARP
IP IP
RARP RARP

How many properties are associated with the Response event?

1 Mark(s)

Your Answer:

1 1
2 2
3 3
4 4

In which topology is every node connected to a central device?

1 Mark(s)

Your Answer:

Star Star
Bus Bus
Ring Ring
Mesh Mesh

Computers that can operate on alternating current or special batteries, are:

1 Mark(s)

Your Answer:

hybrid computers hybrid computers
analog computers analog computers
notebook computers notebook computers
berry computers berry computers

When mapping a many-to-many unary relationship into a relation which of the following is true?

1 Mark(s)

Your Answer:

One relation is created. One relation is created.
Two relations are created. Two relations are created.
Three relations are created. Three relations are created.
Four relations are created. Four relations are created.

What is the primary role of the HBase Master Server in HBase architecture?

1 Mark(s)

Your Answer:

Execute MapReduce jobs Execute MapReduce jobs
Manage computation resources Manage computation resources
Manage and coordinate region servers Manage and coordinate region servers
Perform data analytics in Hadoop Perform data analytics in Hadoop

Thread processor affinity is the set of:

1 Mark(s)

Your Answer:

Processes Processes
Processors Processors
Programs Programs
Applications Applications

Which of the following is not the class of NoSQL?

1 Mark(s)

Your Answer:

Document stores Document stores
Multidimension stores Multidimension stores
Key-value stores Key-value stores
Memcache Memcache

What will be the output of the following Python code? a = [5,5,6,7,7,7] b = set(a) def test(lst): if lst in b: return 1 else: return 0 for i in filter(test, a): print(i,end=" ")

1 Mark(s)

Your Answer:

5 5 6 5 5 6
5 6 7 5 6 7
5 5 6 7 7 7 5 5 6 7 7 7
5 6 7 7 7 5 6 7 7 7

In Internet Protocol Version (IPv6), the type of traffic that expects minimum delay is:

1 Mark(s)

Your Answer:

controlled transmission controlled transmission
congestion controlled traffic congestion controlled traffic
close traffic close traffic
non-congestion traffic non-congestion traffic

EBCDIC stands for__________?

1 Mark(s)

Your Answer:

Extended Binary Coded Decimal Interchange Code
Extended Bit Code Decimal Interchange Code
Extended Bit Case Decimal Interchange Code
Extended Binary Case Decimal Interchange Code

What is the purpose of the ARP protocol?

1 Mark(s)

Your Answer:

Resolve IP to MAC Resolve IP to MAC
Resolve MAC to IP Resolve MAC to IP
Resolve Domain to IP Resolve Domain to IP
Resolve NetBIOS to IP Resolve NetBIOS to IP

In peer-to-peer networking:

1 Mark(s)

Your Answer:

there is only one server and many clients
there is only one client and many servers
every computer is capable of playing the role of server
every computer is capable of playing the role of client, server or both at the same time

Trackball is an example of:

1 Mark(s)

Your Answer:

programming device programming device
pointing device pointing device
output device output device
software software

In Ruby, which keyword is used to refer to the current instance of a class?

1 Mark(s)

Your Answer:

this this
instance instance
self self
object object

Red blood cells lack the presence of:

1 Mark(s)

Your Answer:

nucleus nucleus
vacuole vacuole
cell wall cell wall
cytoplasm cytoplasm

What is the default value of the asyc attribute?

1 Mark(s)

Your Answer:

0 0
1 1
False False
True True

What type of device is a computer printer ?

1 Mark(s)

Your Answer:

Input Input
Output Output
Software Software
Storage Storage

In JavaBeans, what is the purpose of the getter method?

1 Mark(s)

Your Answer:

To set the value of a property To set the value of a property
To create a new instance of a bean To create a new instance of a bean
To retrieve the value of a property To retrieve the value of a property
To execute a SQL query To execute a SQL query

Which Apache project is used for data ingestion from relational databases?

1 Mark(s)

Your Answer:

Sqoop Sqoop
Flume Flume
Pig Pig
Hive Hive

Which type of chart use in time changing project?

1 Mark(s)

Your Answer:

Bar Bar
Histo Histo
Line Line
None of these None of these

A nonlinear scale used when there is a large range of quantities is termed as:

1 Mark(s)

Your Answer:

exponential scale exponential scale
nonlinear scale nonlinear scale
algebraic scale algebraic scale
logarithmic scale logarithmic scale

Which of the following statements about e-mail is true?

1 Mark(s)

Your Answer:

An e-mail cannot contain both pdf and zip file A as an attachment
CC field can be empty in an email CC field can be empty in an email
E-mail cannot have more than 5 attachments
To field in email cannot be blank To field in email cannot be blank

Which of the following languages compile the code to Common Intermediate Language(CIL) code as its first stage:

1 Mark(s)

Your Answer:

Assembly Language Assembly Language
.NET languages .NET languages
PHP PHP
Java Java

Which of the following sets the color of any text decoration, such as underlines, overlines, and strike throughs?

1 Mark(s)

Your Answer:

text-font text-font
text-format text-format
text-color text-color
text-decoration-color text-decoration-color

The antiderivative of certain elementary functions cannot themselves be expressed as:

1 Mark(s)

Your Answer:

elementary function elementary function
exponential function exponential function
transfer function transfer function
unidirectional function unidirectional function

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

1 Mark(s)

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

`malloc()` returns a pointer of type:

1 Mark(s)

Your Answer:

Int pointer Int pointer
Void pointer Void pointer
Char pointer Char pointer
Null pointer Null pointer

What is the result of 2 ** 3 ** 2 ?

1 Mark(s)

Your Answer:

64 64
512 512
18 18
81 81

In Ruby, how do you convert a string to an array of characters?

1 Mark(s)

Your Answer:

split split
chars chars
to_chars to_chars
to_a to_a

Which layer 4 protocol is used for a Telnet connection?

1 Mark(s)

Your Answer:

IP IP
TCP TCP
TCP/IP TCP/IP
UDP UDP

Which of the following property defines the space between cells in a table?

1 Mark(s)

Your Answer:

auto auto
border border
spacing spacing
border-spacing border-spacing

Which command will create a dynamic pool named Todd that will provide you with 30 global addresses?

1 Mark(s)

Your Answer:

ip nat pool Todd 171.16.10.65 171.16.10.94 net 255.255.255.240
ip nat pool Todd 171.16.10.65 171.16.10.94 net 255.255.255.224
ip nat pool todd 171.16.10.65 171.16.10.94 net 255.255.255.224
ip nat pool Todd 171.16.10.1 171.16.10.254 net 255.255.255.0

The output of the reduce task is typically written to the FileSystem via . . . . . . . .

1 Mark(s)

Your Answer:

OutputCollector.collect OutputCollector.collect
OutputCollector.get OutputCollector.get
OutputCollector.receive OutputCollector.receive
OutputCollector.put OutputCollector.put

A coin placed in a glass of water appears raised due to which phenomenon?

1 Mark(s)

Your Answer:

A) Reflection A) Reflection
B) Diffraction B) Diffraction
C) Refraction C) Refraction
D) Scattering D) Scattering

What does the "as" keyword do in C#?

1 Mark(s)

Your Answer:

Defines a namespace Defines a namespace
Creates a new instance Creates a new instance
Performs type casting Performs type casting
Declares a static method Declares a static method

Determine Output: #define prod(a,b) a*b void main() { int x=3, y=4; printf("%d", prod(x+2, y-1)); }

1 Mark(s)

Your Answer:

15 15
10 10
12 12
11 11

Attributes could be applied to . . . . . . . .

1 Mark(s)

Your Answer:

Method Method
Class Class
Assembly Assembly
All of the mentioned All of the mentioned

The "href " attribute in HTML document is used to define:

1 Mark(s)

Your Answer:

Paragraph Paragraph
Heading Heading
Table Table
Link Destination Link Destination

Two objects of masses 2 kg and 4 kg are dropped from the same height. Neglecting air resistance, which statement is correct?

1 Mark(s)

Your Answer:

A) Heavier object reaches first A) Heavier object reaches first
B) Lighter object reaches first B) Lighter object reaches first
C) Both reach at the same time with same velocity
D) Both reach at the same time but with different velocities.

In Pig, what is the significance of the CROSS statement?

1 Mark(s)

Your Answer:

Generate the cross product of two or more relations
Group data based on a specified key Group data based on a specified key
Join data from multiple relations Join data from multiple relations
Load data into a relation Load data into a relation

Evaluating Your Answers

PHP Programming Mock Test 8 : Question 1 of 58