R Programming Mock Test 4 - Online MCQ Exam

A debouncing circuit is________________?

1 Mark(s)

Your Answer:

an astable MV an astable MV
a bistable MV a bistable MV
a latch a latch
a monostable MV a monostable MV

__________ is the lowest layer of the atmosphere.

1 Mark(s)

Your Answer:

Stratosphere Stratosphere
Mesosphere Mesosphere
Troposphere Troposphere
Thermosphere Thermosphere

Which of the following has sliding motion________________?

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Your Answer:

crank crank
connecting rod connecting rod
crank pin crank pin
cross-head cross-head

Which of the following does not store data permanently?

1 Mark(s)

Your Answer:

ROM ROM
RAM RAM
Floppy Disk Floppy Disk
Hard Disk Hard Disk

Which of these method is used to reduce the capacity of an ArrayList object?

1 Mark(s)

Your Answer:

trim() trim()
trimSize() trimSize()
trimTosize() trimTosize()
trimToSize() trimToSize()

A program that replicates itself to other computers is:

1 Mark(s)

Your Answer:

Virus Virus
Worm Worm
Trojan Trojan
Spyware Spyware

Battle of Khyber was fought against ?

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Your Answer:

Quresh Quresh
Yemeni tribes Yemeni tribes
Muslime Kazab Muslime Kazab
Jewish Tribe Jewish Tribe

The right level of parallelism for maps seems to be around . . . . . . . . maps per-node.

1 Mark(s)

Your Answer:

1-10 1-10
10-100 10-100
100-150 100-150
150-200 150-200

Which of the following Python code will print True? a = foo(2) b = foo(3) print(a

1 Mark(s)

Your Answer:

class foo: def __init__(self, x): self.x = x def __lt__(self, other): if self.x
class foo: def __init__(self, x): self.x = x def __less__(self, other): if self.x > other.x: return False else: return True
class foo: def __init__(self, x): self.x = x def __lt__(self, other): if self.x
class foo: def __init__(self, x): self.x = x def __less__(self, other): if self.x

Myopia is corrected by:

1 Mark(s)

Your Answer:

Concave lens Concave lens
Convex lens Convex lens
Cylindrical lens Cylindrical lens
Bifocal lens Bifocal lens

Dr Luc Montagier, Nobel-winning co-discoverer of HIV virus was from?

1 Mark(s)

Your Answer:

France France
Germany Germany
UK UK
USA USA

Coulometer measures:

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Your Answer:

Electrical charge Electrical charge
Current Current
Voltage Voltage
Power Power

A statement given by the patient at the time of death who die of some unlawful acts and stated circumstances of his injuries etc is called_______________?

1 Mark(s)

Your Answer:

Special statement Special statement
Dying report Dying report
Dying declaration Dying declaration
None of above None of above

The online journals where people post their reviews and thoughts on narrow topic are classified as?

1 Mark(s)

Your Answer:

business domain website business domain website
corporate website corporate website
blogs blogs
marketing website marketing website

In the test, we will _________ your work and then give you detailed feedback.

1 Mark(s)

Your Answer:

assess assess
judge judge
measure measure
check check

Match the following. Movies Years a. King Kong 1. 2005 b. Corpse Bride 2. 1933 c. The Lost World 3. 1981 d. Clash of the Titans 4. 1925

1 Mark(s)

Your Answer:

a-2, b-1, c-4, d-3 a-2, b-1, c-4, d-3
a-1, b-2, c-4, d-3 a-1, b-2, c-4, d-3
a-3, b-1, c-2, d-4 a-3, b-1, c-2, d-4
a-4, b-1, c-3, d-2 a-4, b-1, c-3, d-2

It is very important to Sammi to do well in school, so she regularly cheats on tests According to Merton’s structural strain theory Sammi is a(n) ?

1 Mark(s)

Your Answer:

conformist conformist
innovator innovator
ritualist ritualist
retreatist retreatist

The measure of relative dispersion is called __________________?

1 Mark(s)

Your Answer:

Quartile deviation Quartile deviation
Mean dervation Mean dervation
Mean coefficient Mean coefficient
Coefficient of quartile Deviation Coefficient of quartile Deviation

The following constitute short-circuit in the armature winding.

1 Mark(s)

Your Answer:

Insulation failure between two commutator bars
Insulation failure between two turns of a coil
Two of more turns of the same coil getting grounded
All of the above All of the above

According to Nyaya, Bare Sensation is an example of

1 Mark(s)

Your Answer:

Savikalpaka perception Savikalpaka perception
Rational perception Rational perception
Essential perception Essential perception
Nirvikalpaka perception Nirvikalpaka perception

Type of computer data transmission in which start/stop transmission bits are not required is termed as:

1 Mark(s)

Your Answer:

synchronous synchronous
pulse pulse
asynchronous asynchronous
intermittent intermittent

Data frames can have additional attributes such as . . . . . . . .

1 Mark(s)

Your Answer:

Rowname() Rowname()
Rownames() Rownames()
R.names() R.names()
D.names() D.names()

According to Joseph Schumpeter, profit is the reward for

1 Mark(s)

Your Answer:

Innovation Innovation
Uncertainty-bearing Uncertainty-bearing
Risk-taking Risk-taking
Management Management

Immobilization of enzymes using entrapment method requires P. Photosensitive polyethylene glycol dimethacrylate. Q. CNBr activation of sepharose. R. Polyfunctional reagent like hexamethylene diisocyanate. S. Radiation of polyvinyl alcohol.

1 Mark(s)

Your Answer:

P, Q P, Q
R, S R, S
P, S P, S
Q, S Q, S

Covalent network crystals have_____________?

1 Mark(s)

Your Answer:

higher melting point then molecular crystals
lower melting point then molecular crystals
discrete molecules linked by Van der waals forces
hydrogen bonding hydrogen bonding

To access the properties of an object, the mouse technique to use is ____.?

1 Mark(s)

Your Answer:

Dragging Dragging
Dropping Dropping
Right-Clicking Right-Clicking
Shift-Clicking Answer Shift-Clicking Answer

Kinematic viscosity of water as compared to that of air is

1 Mark(s)

Your Answer:

More More
Same Same
15% more 15% more
15% less 15% less

: The repeating geometric motifs in Islamic art symbolize:

1 Mark(s)

Your Answer:

Infinity Infinity
Harmony Harmony
Chaos Chaos
Disorde Disorde

Bacterial pili are used for:

1 Mark(s)

Your Answer:

Swimming Swimming
Feeding Feeding
Attachment and conjugation Attachment and conjugation
Photosynthesis Photosynthesis

What is the output of the given code? i = 3 while i > 0 do print i i -= 1 end

1 Mark(s)

Your Answer:

3 3
321 321
Infinite loop Infinite loop
3 2 1 0 3 2 1 0

Section 124, of the Contract Act, define_________________?

1 Mark(s)

Your Answer:

Contracts of minor Contracts of minor
Contracts of conditions Contracts of conditions
Contracts of indemnity Contracts of indemnity
None of above None of above

Law which states that net force of all the external forces acting on the system is proportional to the total mass of system is:

1 Mark(s)

Your Answer:

Newton's Second Law for a System of Particles
Newton's Second Law for a System of Electromagnetics
Newton's Second Law for a System of Thermodynamics
Newton's Third Law for a System of Thermodynamics

Which of the following statements is true about arrays?

1 Mark(s)

Your Answer:

Arrays are dynamic in size Arrays are dynamic in size
Arrays have a fixed size Arrays have a fixed size
Arrays cannot store primitive data types
Arrays elements are always initialized Arrays elements are always initialized

The best laboratory test to use in the diagnosis of lupus vulgaris in the oral cavity is______________?

1 Mark(s)

Your Answer:

Bacterial smear Bacterial smear
Blood studies Blood studies
Biopsy Biopsy
Blood chemistry Blood chemistry

Pellets are not popular as a burden material as sinter in the iron blast furnace, because of their

1 Mark(s)

Your Answer:

shape shape
swelling tendency swelling tendency
poor reducibility poor reducibility
low mechanical strength low mechanical strength

If shadow falls towards West, where is the sun?

1 Mark(s)

Your Answer:

West West
East East
North North
South South

Which of the following term is best defined by the statement:”The operations on each side of the interface have the same name but their parameter types or the number of parameters are different.” ?

1 Mark(s)

Your Answer:

Parameter incompatibility Parameter incompatibility
Operation incompleteness Operation incompleteness
Operation incompatibility Operation incompatibility
None of the mentioned None of the mentioned

Who discovered the sea route to America?

1 Mark(s)

Your Answer:

Columbus Columbus
Vasco da Gama Vasco da Gama
Magellan Magellan
Cook Cook

Correct method for full duplex mode of communication is:

1 Mark(s)

Your Answer:

Both stations can transmit and receive data at the
One device can send other device can only accepts.
One device sends and other device receives and vic
None of these None of these

They felt humiliated because they realised that they had cheated.

1 Mark(s)

Your Answer:

have been cheated have been cheated
had been cheated had been cheated
had been cheating had been cheating
were to be cheated were to be cheated
No correction required No correction required

The minimum recommended diameter of sewers, is_________________?

1 Mark(s)

Your Answer:

5 cm 5 cm
10 cm 10 cm
15 cm 15 cm
20 cm 20 cm

The term that is used to set standards to enable intercommunication among equipment from a variety of manufacturers is called:

1 Mark(s)

Your Answer:

project 802 project 802
project 8802 project 8802
project 2088 project 2088
project 208 project 208

A service that allows us to send messages in electronic mode over the internet with a unique address. It offers an efficient, inexpensive, and real-time means of distributing information among people.

1 Mark(s)

Your Answer:

VLOG VLOG
Videoconferencing Videoconferencing
BLOG BLOG
EMAIL EMAIL

What is the typical use of a "boxhole" in underground mining?

1 Mark(s)

Your Answer:

To store explosives To store explosives
Raise driven upward for loading Raise driven upward for loading
Air exhaust system Air exhaust system
Drainage gallery Drainage gallery

Where did Sumtinath Tirthankar receive Shiksha (enlightenment)?

1 Mark(s)

Your Answer:

Ayodhya Ayodhya
Nasik Nasik
Ujjain Ujjain
Kiskindha Kiskindha

Which of the following statements are correct?

1 Mark(s)

Your Answer:

Inferiority complex is a form of self-criticism usually involving fear of social disapproval.
The forebrain is assumed to be the seat of intelligence
The forebrain structures control affective and cognitive behaviour
All of the above All of the above

Name of the German cyclist who robbed within vicinity of Lahore’s North Cantt police station?

1 Mark(s)

Your Answer:

Florian Berg Florian Berg
Alex Carey Alex Carey
Adam Starling Adam Starling
None of these Answer None of these Answer

A spherical region which encloses solar system is called:

1 Mark(s)

Your Answer:

Oort cloud Oort cloud
Kuiper Kuiper
stratosphere stratosphere
ozone ozone

ANSI published an extended standard for SQL, named as:

1 Mark(s)

Your Answer:

SQL-87 SQL-87
SQL-88 SQL-88
SQL-89 SQL-89
SQL-90 SQL-90

A _________ in a boiler is used to put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit.

1 Mark(s)

Your Answer:

Blow off cock Blow off cock
Fusible plug Fusible plug
Stop valve Stop valve
Safety valve Safety valve

White X has been made new Twitter logo in place_?

1 Mark(s)

Your Answer:

Blue cat Blue cat
Blue parrot Blue parrot
Blue Bird Blue Bird
Blue Sky Blue Sky

Call by reference What does a const reference prevent?

1 Mark(s)

Your Answer:

The function from changing the reference value
The reference from pointing to a different object
The function from changing the actual argument value
Passing by reference Passing by reference

Dew point of a gas-vapour mixture

1 Mark(s)

Your Answer:

Increases with temperature rise Increases with temperature rise
Decreases with temperature rise Decreases with temperature rise
Decreases with decrease in pressure Decreases with decrease in pressure
Increases with increase in pressure Increases with increase in pressure

Magdy Eissa has set a new world Guiness World Record for the fastest journey to all seven wonder of the world, he took how much time?

1 Mark(s)

Your Answer:

2 weeks 2 weeks
1 week 1 week
3 week 3 week
1 month 1 month

Which group of compounds constitute carbohydrates?

1 Mark(s)

Your Answer:

Sugar and proteins Sugar and proteins
Starch and proteins Starch and proteins
Starch and sugar Starch and sugar
None of these None of these

In C, which type of variable should be used to store decimal numbers?

1 Mark(s)

Your Answer:

char char
int int
float float
double double

Program that interferes with the normal routine of the computer is called:

1 Mark(s)

Your Answer:

virus virus
anti-virus anti-virus
freeware freeware
shareware shareware

In R, which package is commonly used for working with regular expressions?

1 Mark(s)

Your Answer:

regexR regexR
rexplore rexplore
stringi stringi
retext retext

Define a name for a cell or a range in Excel provides a ______ reference to that cell or reference.

1 Mark(s)

Your Answer:

Absolute Absolute
Relative Relative
Mixed Mixed
None of these None of these

The press should not be afraid of upholding and supporting a just and righteous cause. It should not be afraid of criticising the government in a healthy manner. The press has to be eternally vigilant to protect the rights of the workers, backward and suppressed sections of the society. It should also give a balanced view of the things so that people can be helped in the formation of a healthy public opinion. The passage best supports the statement that

1 Mark(s)

Your Answer:

press has a great role to play in a democracy.
the press is the only means to project to the masses the policies of the government.
the freedom of press is essential for the proper functioning of democracy.
the press can be used by the governments as an effective media for the upliftment of the backward sections of society.
all the information given by the press should be well-articulated so as to gain a good opinion towards the ruling party.

Which Ruby method is commonly used for dynamically defining new methods on an object?

1 Mark(s)

Your Answer:

create_method create_method
new_method new_method
add_method add_method
define_method define_method

In direct cooled system using hydrogen both stator and rotor conductors are made

1 Mark(s)

Your Answer:

solid solid
hollow hollow
perforated perforated
any ofthe above any ofthe above

Which of the following multiple access techniques are used by second generation cellular systems?

1 Mark(s)

Your Answer:

FDMA/FDD and TDMA/FDD FDMA/FDD and TDMA/FDD
TDMA/FDD and CDMA/FDD TDMA/FDD and CDMA/FDD
FDMA/FDD and CDMA/FDD FDMA/FDD and CDMA/FDD
FDMA/FDD only FDMA/FDD only

Who won Men’s Single Vienna Tennis Open 2021?

1 Mark(s)

Your Answer:

Daniil Medvedev Daniil Medvedev
Alexander Zverev Alexander Zverev
Daniil Medvedev Daniil Medvedev
Lloyd Harris Lloyd Harris

Classification and comparison of motion is called:

1 Mark(s)

Your Answer:

electronics electronics
mechanics mechanics
kinematics kinematics
magnetic magnetic

In a certain code language, OMNIPRESENT is written as QJONPTSMDRD. How is CREDIBILITY written in that code?

1 Mark(s)

Your Answer:

DSFEJDDXSHKH DSFEJDDXSHKH
JEFSDCXSHKH JEFSDCXSHKH
JEFSDDXSHKH JEFSDDXSHKH
JEFSDDZUJMJ JEFSDDZUJMJ
None of these None of these

A fall in investment demand can result from ?

1 Mark(s)

Your Answer:

higher interest rates higher interest rates
lower expected future profits lower expected future profits
more expensive capital goods more expensive capital goods
All of the above All of the above

The slope of the e-log p curve in a consolidation test gives:

1 Mark(s)

Your Answer:

Compression index Compression index
Cohesion Cohesion
Void ratio Void ratio
Saturation Saturation

What is dependent on Samkhya theory of causation?

1 Mark(s)

Your Answer:

Doctrine of Prakriti Doctrine of Prakriti
Doctrine of Atoms Doctrine of Atoms
Doctrine of Theory Doctrine of Theory
Doctrine of Purusa Doctrine of Purusa

Frictional force that opposes the motion of object is called:

1 Mark(s)

Your Answer:

dynamic frictional force dynamic frictional force
static frictional force static frictional force
kinetic frictional force kinetic frictional force
normal force normal force

The swollen degenerating epithelial cell due to acantholysis is:__________?

1 Mark(s)

Your Answer:

Anitschow cell Anitschow cell
Tzanck cell Tzanck cell
Ghost cell Ghost cell
Prickle cell Prickle cell

Which key is used to select the whole document?

1 Mark(s)

Your Answer:

Ctrl + S Ctrl + S
Ctrl + C Ctrl + C
Ctrl + P Ctrl + P
Ctrl + A Ctrl + A

Given below are three types of converters: 1. Successive approximation type 2. Weighted resistor type 3. R-2R ladder type Which of these type are D to A converters?

1 Mark(s)

Your Answer:

Only 1 and 2 Only 1 and 2
Only 2 and 3 Only 2 and 3
Only 1 and 3 Only 1 and 3
1, 2 and 3 1, 2 and 3

MS Power Point is written in?

1 Mark(s)

Your Answer:

C C
C++ C++
Java Java
None of These None of These

: The running between Safa and Marwah is called?

1 Mark(s)

Your Answer:

Tawaf Tawaf
Say’ee Say’ee
Waqaf Waqaf
Rami Rami

To prevent excessive bleeding during surgery a patient with hemophilia A may be given_______________?

1 Mark(s)

Your Answer:

Whole blood Whole blood
Fresh frozen plasma Fresh frozen plasma
Factor VIII concentrate Factor VIII concentrate
Factor IX concentrate Factor IX concentrate

Which of the following has not been found in the excavation in Terracotta of Indus Valley sites?

1 Mark(s)

Your Answer:

Buffalo Buffalo
Sheep Sheep
Cow Cow
Pig Pig

Evaluating Your Answers

R Programming Mock Test 4 : Question 1 of 77