Algorithms Mock Test 10 - Online MCQ Exam

Which of the following command is used to show values to keys used in Pig?

1 Mark(s)

Your Answer:

set set
declare declare
display display
all of the mentioned all of the mentioned

What is the term for accessing elements of a data structure in a specific order?

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Your Answer:

Traversal Traversal
Insertion Insertion
Deletion Deletion
Searching Searching

Hydrogen, helium, carbon, nitrogen are examples of:

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Your Answer:

solid solid
metal metal
non-elastic non-elastic
non-metal non-metal

UNIVAC stands for:?

1 Mark(s)

Your Answer:

Unit Automatic Computer Unit Automatic Computer
Universal Automatic Computer Universal Automatic Computer
Universal Automatic Connection Universal Automatic Connection
Universal Automatic Code Answer Universal Automatic Code Answer

What will be the output of the following Java program? import java.util.*; class LOCALE_CLASS { public static void main(String args[]) { Locale obj = new Locale("HINDI", "INDIA") ; System.out.print(obj.getDisplayLanguage()); } }

1 Mark(s)

Your Answer:

India India
INDIA INDIA
HINDI HINDI
Nothing is displayed Nothing is displayed

Which of the following is not a synchronization mechanism in C++ multi-threading?

1 Mark(s)

Your Answer:

Semaphore Semaphore
Mutex Mutex
Spinlock Spinlock
Barrier Barrier

void free(void *p) performs which of the following functions?

1 Mark(s)

Your Answer:

returns pointer to allocated space for existing contents of p
de-allocates space to which p points de-allocates space to which p points
to abnormally terminate the program to abnormally terminate the program
no such function defined in stdlib.h no such function defined in stdlib.h

More than one processors system is called:

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Your Answer:

multiprocessor multiprocessor
Bi-processor Bi-processor
dual processor dual processor
Product processor Product processor

Which of the following terms applies to communication between separate computer systems ?

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Your Answer:

Computer literacy Computer literacy
Power supply Power supply
Applications software Applications software
Connectivity Connectivity

In R, what is the purpose of the BiocManager package?

1 Mark(s)

Your Answer:

Managing Bioconductor packages Managing Bioconductor packages
Handling URLs and performing HTTP requests
Creating and modifying interactive plots
Bayesian statistical modeling with probabilistic programming

Which of the following is not Tab of MS Word-2007?

1 Mark(s)

Your Answer:

Design Tab Design Tab
Reference Tab Reference Tab
View Tab View Tab
Home Tab Home Tab

What does the 'const' keyword signify when used with a member function in a C++ class declaration?

1 Mark(s)

Your Answer:

This function is static This function is static
This function can't be called This function can't be called
This function doesn't modify the object it's called on
This function is pure virtual This function is pure virtual

Which of the following is attribute of SVG line?

1 Mark(s)

Your Answer:

x x
y y
x1 x1
all of the mentioned all of the mentioned

What does the grep method do in Ruby enumerators?

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Your Answer:

Sorts elements in a collection Sorts elements in a collection
Filters elements in a collection based on a regular expression
Removes duplicate elements from a collection
None of the above None of the above

The SQL DDL includes the schema for each relation and:

1 Mark(s)

Your Answer:

Type of attribute's values Type of attribute's values
Integrity Constraints Integrity Constraints
Set of indices Set of indices
All of the Above All of the Above

Which of the following Overflow property value is described by scrollbars should be provided if the content is too big, but actual implementation is left up to the browser?

1 Mark(s)

Your Answer:

visible visible
scroll scroll
auto auto
hidden hidden

Which of the following property specifies what line decorations, if any, are added to the text?

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Your Answer:

text-decoration-line text-decoration-line
text-line-decoration text-line-decoration
text-decoration-style text-decoration-style
text-style-decoration text-style-decoration

Which of following shows a better runtime performance for coalescing functionality, using functions, and using objects?

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Your Answer:

Firefox unwoundfun Firefox unwoundfun
Firefox UsingFunct Firefox UsingFunct
Firefox UsingObject Firefox UsingObject
None of the mentioned None of the mentioned

In distance vector routing, sharing of information in the routing table means sharing:

1 Mark(s)

Your Answer:

the whole table the whole table
only one column only one column
two columns two columns
three columns three columns

What is the purpose of the startTimeLogging() method?

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Your Answer:

Start the timer Start the timer
Capture time logging Capture time logging
Capture timing data for referencing Capture timing data for referencing
All of the mentioned All of the mentioned

IP stands for ________?

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Your Answer:

Intranet Process Intranet Process
Internet Process Internet Process
Intranet Protocol Intranet Protocol
Internet Protocol Internet Protocol

Which one of these is floor division?

1 Mark(s)

Your Answer:

/ /
// //
% %
None of the mentioned None of the mentioned

What is the significance of NiFi's "PutHDFS" processor?

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Your Answer:

Join records from multiple tables Join records from multiple tables
Group records based on a condition Group records based on a condition
Write data to the Hadoop Distributed File System
Sort records based on a column Sort records based on a column

In Global Service for Mobile (GSM), each band is 25 MHz in width, shifted toward:

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Your Answer:

400 MHz 400 MHz
650 MHz 650 MHz
750 MHz 750 MHz
900 MHz 900 MHz

What is the purpose of BooleanSupplier function interface?

1 Mark(s)

Your Answer:

represents supplier of Boolean-valued results
returns Boolean-valued result returns Boolean-valued result
There is no such function interface There is no such function interface
returns null if Boolean is passed as argument

Scheduling related calls are used by Linux for:

1 Mark(s)

Your Answer:

Efficiency Efficiency
Reliability Reliability
Scheduling Scheduling
Transmission Transmission

Traditionally the computer has been viewed as a sequential:

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Your Answer:

Data Data
Machine Machine
Program Program
Process Process

In Apache NiFi, what is the primary function of the "RouteText" processor?

1 Mark(s)

Your Answer:

A storage format in Hadoop A storage format in Hadoop
A query language for Hadoop A query language for Hadoop
A distributed file system A distributed file system
Route FlowFiles based on the content of text data

Can an array in C++ be initialized with a for loop during declaration?

1 Mark(s)

Your Answer:

Yes Yes
Only for global arrays Only for global arrays
No No
Only for character arrays Only for character arrays

How many types of constructors are there in C++?

1 Mark(s)

Your Answer:

1 1
2 2
3 3
4 4

Energy associated with the state of separation between two objects that attract each other by the gravitational force is called:

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Your Answer:

gravitational potential energy gravitational potential energy
kinetic energy kinetic energy
elastic potential energy elastic potential energy
adynamic energy adynamic energy

Application developers have no direct access to system calls but they can access through:

1 Mark(s)

Your Answer:

Pool blocks Pool blocks
Computer Interface Computer Interface
application programming interface (API).
Program modules Program modules

In world today, most of the computers are_____________?

1 Mark(s)

Your Answer:

Digital Digital
Hybrid Hybrid
Analog Analog
Complex Complex

What is the role of the Hadoop MapReduce "Map Output Sorting" in advanced MapReduce?

1 Mark(s)

Your Answer:

Sort keys on the mapper side Sort keys on the mapper side
Sort keys on the reducer side Sort keys on the reducer side
Sort keys within a reducer Sort keys within a reducer
Sort keys across multiple reducers Sort keys across multiple reducers

Which of the following is called address operator?

1 Mark(s)

Your Answer:

* *
& &
_ _
% %

How do you declare a pointer to a function that takes two integers and returns an integer in C?

1 Mark(s)

Your Answer:

int (*ptr)(int, int); int (*ptr)(int, int);
ptr(int, int) int; ptr(int, int) int;
function int (*ptr)(int, int); function int (*ptr)(int, int);
ptr function(int, int) int; ptr function(int, int) int;

A query message is a multicast by using the multicast address, which is:

1 Mark(s)

Your Answer:

224.0.0.2 224.0.0.2
224.0.0.4 224.0.0.4
224.0.0.1 224.0.0.1
224.0.0.3 224.0.0.3

What does pressure help to explain?

1 Mark(s)

Your Answer:

A) Taste of food A) Taste of food
B) Movement of planets B) Movement of planets
C) Air movement and weather events C) Air movement and weather events
D) Growth of plants D) Growth of plants

Cryptography, a word with Greek origins, means:

1 Mark(s)

Your Answer:

corrupting data corrupting data
secret writing secret writing
open writing open writing
closed writing closed writing

Which of the following features must be supported by any programming language to become a pure object-oriented programming language?

1 Mark(s)

Your Answer:

Encapsulation Encapsulation
Inheritance Inheritance
Polymorphism Polymorphism
All of the above All of the above

Medicines are used to:

1 Mark(s)

Your Answer:

prevent diseases prevent diseases
treat diseases treat diseases
both a and b both a and b
kill people kill people

In MS Excel 2016, ______ option is used to quickly calculate rows of related data by inserting subtotal and totals.

1 Mark(s)

Your Answer:

Subtotal Subtotal
Sum Sum
Group Group
None of these None of these

Determine output: class MyClass{ int i; int j; public MyClass(int i, int j){ this.i = i; this.j = j; } public void call(){ System.out.print("One"); } } public class Test{ public static void main(String args[]){ MyClass m = new MyClass(); //line 1 m.call(); //line 2 } }

1 Mark(s)

Your Answer:

One One
Compilation fails due to an error on line 1
Compilation fails due to an error on line 2
Compilation succeed but no output. Compilation succeed but no output.

Which of these access specifier must be used for class so that it can be inherited by another subclass?

1 Mark(s)

Your Answer:

public public
private private
protected protected
none of the mentioned none of the mentioned

A car weighing 500 kg is moving with a uniform velocity of 15 m/s. What is the kinetic energy possessed by the car?

1 Mark(s)

Your Answer:

A) 56.250 kJ A) 56.250 kJ
B) 12.500 kJ B) 12.500 kJ
C) 56250 kJ C) 56250 kJ
D) 12500 kJ 250 kJ D) 12500 kJ 250 kJ

Createprocess() call function in windows operating system is a UNIX's function called for:

1 Mark(s)

Your Answer:

fork() fork()
open() open()
read() read()
close() close()

In Multicast Routing Protocol (MRP), flooding is used to broadcast the packets but it creates:

1 Mark(s)

Your Answer:

gaps gaps
loops loops
errors errors
long strings long strings

What do you mean by a Workspace?

1 Mark(s)

Your Answer:

Group of Columns Group of Columns
Group of Worksheets Group of Worksheets
Group of Rows Group of Rows
Group of Workbooks Group of Workbooks

Which one of the following statements can be considered as the true characteristics of software as a Service (SaaS) model?

1 Mark(s)

Your Answer:

Software applications are generally maintained by the service provider (or vendor)
SaaS provides the best cost-effective applications because they do not need any maintenance at the customer side.
They can easily scale up or scale down according to the conditions.
All of the above All of the above

What is the order of precedence (highest to lowest) of following operators? 1. & 2. ^ 3. ?:

1 Mark(s)

Your Answer:

1 > 2 > 3 1 > 2 > 3
2 > 1 > 3 2 > 1 > 3
3 > 2 > 1 3 > 2 > 1
2 > 3 > 1 2 > 3 > 1

Evaluating Your Answers

Algorithms Mock Test 10 : Question 1 of 50