Artificial Intelligence Mock Test 12

Which of the following opens connection to gz-compressed text file?

1 Mark(s)

Your Answer:

con <- gzfiles("words.gz") con <- gzfiles("words.gz")
con <- gzfile("words.gz") con <- gzfile("words.gz")
con <- gzfile2("words.gz") con <- gzfile2("words.gz")
con <- gzfiles2("words.gz") con <- gzfiles2("words.gz")

The correct sequence of air passage during inhalation is -

1 Mark(s)

Your Answer:

Larynx --> Trachea --> Pharynx --> Lungs --> Nostrils
Nostrils --> Pharynx --> Larynx --> Trachea --> Alveoli
Nostrils --> Trachea --> Pharynx --> Lungs --> Larynx
Trachea --> Lungs --> Pharynx --> Lungs --> Alveoli

Select a convenient declaration and initialization of a floating point number:

1 Mark(s)

Your Answer:

float somevariable = 12.502D float somevariable = 12.502D
float somevariable = (Double) 12.502D float somevariable = (Double) 12.502D
float somevariable = (float) 12.502D float somevariable = (float) 12.502D
float somevariable = (Decimal)12.502D float somevariable = (Decimal)12.502D

Which menu is used to add a slide show in PowerPoint?

1 Mark(s)

Your Answer:

Slide Show Slide Show
Home Home
Insert Insert
None of these None of these

Which of the following principle of cyber security restricts how privileges are initiated whenever any object or subject is created?

1 Mark(s)

Your Answer:

Least privilege Least privilege
Open-Design Open-Design
Fail-safe Defaults Fail-safe Defaults
None of the above None of the above

What arithmetic operators cannot be used with strings in Python?

1 Mark(s)

Your Answer:

* *
- -
+ +
All of the mentioned All of the mentioned

What property distinguishes a binary tree from a general tree?

1 Mark(s)

Your Answer:

Each node in a binary tree has at most two children, whereas in a general tree, nodes can have more than two children.
Binary trees are balanced, while general trees are not.
Binary trees only have one level, while general trees have multiple levels.
Binary trees have a fixed height, while general trees have a variable height.

How is a Data object represented internally in R language?

1 Mark(s)

Your Answer:

unclass (as.time ("2018-12-28")) unclass (as.time ("2018-12-28"))
unclass (as.dat ("2018-12-28")) unclass (as.dat ("2018-12-28"))
unclass (as.D (2018-12-28)) unclass (as.D (2018-12-28))
unclass (as.Date ("2018-12-28")) unclass (as.Date ("2018-12-28"))

What will be the output of the following Python code? >>> a={1,2,3} >>> b=a >>> b.remove(3) >>> a

1 Mark(s)

Your Answer:

{1,2,3} {1,2,3}
Error, copying of sets isn't allowed Error, copying of sets isn't allowed
{1,2} {1,2}
Error, invalid syntax for remove Error, invalid syntax for remove

Which of the following is a mutable sequence type in Python?

1 Mark(s)

Your Answer:

str str
tuple tuple
list list
bytes bytes

What is the purpose of the `RandomAccessFile` class in Java?

1 Mark(s)

Your Answer:

It is used to read data from the keyboard
It is used to write data to a file It is used to write data to a file
It is used to perform mathematical operations
It allows reading and writing at random positions in a file

What is the result of the following code snippet? try { String str = "Java"; int num = Integer.parseInt(str); } catch (NumberFormatException e) { System.out.println("NumberFormatException!"); } catch (Exception e) { System.out.println("Exception!"); } finally { System.out.println("Finally Block!"); }

1 Mark(s)

Your Answer:

Finally Block! Finally Block!
NumberFormatException! Finally Block! NumberFormatException! Finally Block!
Compilation error Compilation error
Exception Block! Exception Block!

Which one of the following is the use of function in python?

1 Mark(s)

Your Answer:

Functions don't provide better modularity for your application
you can't also create your own functions
Functions are reusable pieces of programs
All of the mentioned All of the mentioned

Server-Sent Events allows a web page to get updates from:

1 Mark(s)

Your Answer:

Windows Windows
Local Storage Local Storage
Server Server
None None

Which of the following is a common reason to restart hadoop process?

1 Mark(s)

Your Answer:

Upgrade Hadoop Upgrade Hadoop
React to incidents React to incidents
Remove worker nodes Remove worker nodes
All of the mentioned All of the mentioned

Paheli bought some vegetables such as french beans, lady’s finger, green chillies, brinjals and potatoes all mixed in a bag. Which of the following methods of separation would be most appropriate for her to separate them? (NCERT Exemplar]

1 Mark(s)

Your Answer:

A) Winnowing A) Winnowing
B) Sieving B) Sieving
C) Threshing C) Threshing
D) Handpicking D) Handpicking

Which algorithm is most frequently applied in practice to identify Hamiltonian cycles?

1 Mark(s)

Your Answer:

Dijkstra's algorithm Dijkstra's algorithm
Bellman-Ford algorithm Bellman-Ford algorithm
Depth-First Search Depth-First Search
Breadth-First Search Breadth-First Search

Which Eclipse plugin is needed for Android development?

1 Mark(s)

Your Answer:

Android SDK Android SDK
J2EE J2EE
Both A & B Both A & B
Android Development Tools Android Development Tools

Operating system is responsible for:

1 Mark(s)

Your Answer:

disk initialization disk initialization
booting from disk booting from disk
bad-block recovery bad-block recovery
all of these all of these

If a switch receives a frame and the source MAC address is not in the MAC address table but the destination address is, what will the switch do with the frame?

1 Mark(s)

Your Answer:

Discard it and send an error message back to the originating host
Flood the network with the frame Flood the network with the frame
Add the source address and port to the MAC address table and forward the frame out the destination port
Add the destination to the MAC address table and then forward the frame

What is the output of the following code: string = "Python" print(string.find("th"))

1 Mark(s)

Your Answer:

2 2
-1 -1
3 3
4 4

Which of the following statement(s) is true about interaction diagrams ?

1 Mark(s)

Your Answer:

Interaction diagrams are at their best when they deal with one main design flow and not multiple variants that can happen
Interaction diagrams are good at designing part or all of one use case’s functionality across multiple objects
Interaction diagrams allow the analyst to show iteration and conditional execution for messaging between objects
All of the mentioned All of the mentioned

How do you initialize all elements of an integer array named 'arr' to zero in C++?

1 Mark(s)

Your Answer:

arr[] = {0}; arr[] = {0};
arr = {0}; arr = {0};
arr.fill(0); arr.fill(0);
for (int i = 0; i < size; ++i) { arr[i] = 0; }

In Ruby, what is the purpose of the #method method?

1 Mark(s)

Your Answer:

It invokes the specified method on the object
It checks if the object responds to the specified method
It defines a new method on the object It defines a new method on the object
It returns a Method object representing the specified method

The logarithm to base 2 (that is b = 2) is called the:

1 Mark(s)

Your Answer:

binary logarithm binary logarithm
natural logarithm natural logarithm
common logarithm common logarithm
inverse logarithm inverse logarithm

Which of the following protocols is used to transfer files from one host to another over the internet?

1 Mark(s)

Your Answer:

TCP TCP
IP IP
UDP UDP
FTP FTP
All of these All of these

In MS Word, "Ctrl + PageDown" is used to?

1 Mark(s)

Your Answer:

Moves the cursor one Line Down Moves the cursor one Line Down
Moves the cursor one Paragraph Down Moves the cursor one Paragraph Down
Moves the cursor one Page Down Moves the cursor one Page Down
None of these None of these

Which of the following is the correct full form of SaaS?

1 Mark(s)

Your Answer:

Storage-as-a-Service Storage-as-a-Service
Server-as-a-Software Server-as-a-Software
Software-as-a-Service Software-as-a-Service
None of the above None of the above

Aluminium has a young modulus of:

1 Mark(s)

Your Answer:

30x109 N/m2 30x109 N/m2
200x109 N/m2 200x109 N/m2
70x109 N/m2 70x109 N/m2
65x109 N/m2 65x109 N/m2

If you wanted administrators to see a message when logging into the router, which command would you use?

1 Mark(s)

Your Answer:

message banner motd message banner motd
banner message motd banner message motd
banner motd banner motd
message motd message motd

RUP is abbreviated as __________, invented by a division of __________.

1 Mark(s)

Your Answer:

Rational Unified Process, IBM Rational Unified Process, IBM
Rational Unified Program, IBM Rational Unified Program, IBM
Rational Unified Process, Infosys Rational Unified Process, Infosys
Rational Unified Program, Infosys Rational Unified Program, Infosys

Which loop is known for its pre-checking condition?

1 Mark(s)

Your Answer:

For Loop For Loop
While Loop While Loop
Do-While Loop Do-While Loop
Infinite Loop Infinite Loop

What is the output of the following code: square = lambda x: x**2 result = square(5) print(result)

1 Mark(s)

Your Answer:

25 25
5 5
10 10
15 15

In Java, what is the purpose of the Arrays.equals() method?

1 Mark(s)

Your Answer:

To check if two arrays are equal. To check if two arrays are equal.
To concatenate two arrays. To concatenate two arrays.
To find the common elements between two arrays.
To remove duplicate elements from an array.

Hydrogen has thermal conductivity of:

1 Mark(s)

Your Answer:

0.024 k(W/m.K) 0.024 k(W/m.K)
0.18 k(W/m.K) 0.18 k(W/m.K)
0.15 k(W/m.K) 0.15 k(W/m.K)
0.043 k(W/m.K) 0.043 k(W/m.K)

What is the use of seek() method in files?

1 Mark(s)

Your Answer:

sets the file's current position at the offset
sets the file's previous position at the offset
sets the file's current position within the file
none of the mentioned none of the mentioned

Which command is used to list all gems installed on the system in Ruby?

1 Mark(s)

Your Answer:

gems gems
show gems show gems
list gems list gems
gem list gem list

A differential equation is said to be separable if the variables can be:

1 Mark(s)

Your Answer:

combined combined
separable separable
integrate integrate
differentiated differentiated

What is the result of `12 | 10 & 9` ?

1 Mark(s)

Your Answer:

12 12
10 10
9 9
8 8

Wildlife week is celebrated from -

1 Mark(s)

Your Answer:

2nd October to 8th October 2nd October to 8th October
15th October to 21st October 15th October to 21st October
14th June to 20th June 14th June to 20th June
None of the above None of the above

What is the result of 10 / 2 * 3 ?

1 Mark(s)

Your Answer:

15 15
30 30
5 5
6 6

--- is used to tell excel to include all cell between the two end point cell reference

1 Mark(s)

Your Answer:

Double colon Double colon
Single colon Single colon
Double sami colon Double sami colon
None of these None of these

What will be the output of the following Python code snippet? for i in '': print (i)

1 Mark(s)

Your Answer:

None None
(nothing is printed) (nothing is printed)
error error
none of the mentioned none of the mentioned

Which unit interprets instructions and directs operations?

1 Mark(s)

Your Answer:

ALU ALU
RAM RAM
Control Unit Control Unit
None of these None of these

The process of photosynthesis increases when the light gets:

1 Mark(s)

Your Answer:

dim dim
brighter brighter
off off
none of them none of them

Which control structure in R is used to execute a block of code repeatedly until a condition is met?

1 Mark(s)

Your Answer:

if-else loop if-else loop
for loop for loop
while loop while loop
do-while loop do-while loop

SQL permits a privilege to be granted by a role rather than by a:

1 Mark(s)

Your Answer:

Administrator Administrator
Developer Developer
Authorizer Authorizer
User User

In Apache NiFi, what is the purpose of the "RouteOnAttribute" processor?

1 Mark(s)

Your Answer:

Manage computation resources Manage computation resources
Route FlowFiles based on their attributes
Perform data analytics in Hadoop Perform data analytics in Hadoop
None of the above None of the above

Refractive index of diamond is equals to:

1 Mark(s)

Your Answer:

2.42 2.42
1.54 1.54
1.49 1.49
1.36 1.36

Which method enables you to calculate whether daylight saving time is in force at a specific date and time?

1 Mark(s)

Your Answer:

getOffset() getOffset()
getTranitions() getTranitions()
ISODate() ISODate()
savingTime() savingTime()

It is appropriate to use a supertype/subtype relationship when there are attributes that apply to some of the instances of an entity type.

1 Mark(s)

Your Answer:

True True
False False

The blinking symbol on the computer screen is called ___________?

1 Mark(s)

Your Answer:

mouse mouse
logo logo
hand hand
cursor cursor

Which algorithm in C++ STL is used to sort a range of elements using quicksort?

1 Mark(s)

Your Answer:

quick_sort quick_sort
sort sort
qsort qsort
quicksort quicksort

Which of the following methods adds and connects the point to the cubic bezier curve?

1 Mark(s)

Your Answer:

bezierConnect() bezierConnect()
bezierCurveTo() bezierCurveTo()
Connectbezier() Connectbezier()
none of the mentioned none of the mentioned

How do you select a chart in MS PowerPoint?

1 Mark(s)

Your Answer:

Double click Double click
Single click Single click
Right-click Right-click
Ctrl + C Ctrl + C

A point-to-point link in a remote backbone connected by remote bridges acts as:

1 Mark(s)

Your Answer:

Ad hoc network Ad hoc network
LAN network LAN network
WAN network WAN network
MAN network MAN network

Evaluating Your Answers

Artificial Intelligence Mock Test 12 : Question 1 of 56