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1
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What does the command iris['species'].value_counts() return?
asked
Jan 6, 2022
in
Structured Data Classification
by
sharadyadav1986
coloumn-value
+1
vote
1
answer
Supervised learning differs from unsupervised learning as supervised learning requires __________
asked
Jan 6, 2022
in
Structured Data Classification
by
sharadyadav1986
supervised-learning
unsupervised-learning
+1
vote
1
answer
To view the first 3 rows of the dataset, which of the following commands is used?
asked
Jan 6, 2022
in
Structured Data Classification
by
sharadyadav1986
iris-command
+1
vote
1
answer
The cross-validation technique is used to evaluate a classifier by dividing the data set into a training set to train the classifier and a testing set to test the same.
asked
Jan 6, 2022
in
Structured Data Classification
by
sharadyadav1986
cross-validation-technique
+1
vote
1
answer
Imputing is a strategy to handle ____________
asked
Jan 6, 2022
in
Structured Data Classification
by
sharadyadav1986
imputing-strategy
+1
vote
1
answer
Let's assume you are solving a classification problem with a highly imbalanced class.
asked
Jan 6, 2022
in
Structured Data Classification
by
sharadyadav1986
taining-data
+1
vote
1
answer
Select the pre-processing technique(s) from the following.
asked
Jan 6, 2022
in
Structured Data Classification
by
sharadyadav1986
pre-processing-techniques
+1
vote
1
answer
Model Tuning helps to increase the accuracy.
asked
Jan 6, 2022
in
Structured Data Classification
by
sharadyadav1986
model-tuning
+1
vote
1
answer
Choose the correct sequence for the classifier building from the following.
asked
Jan 6, 2022
in
Structured Data Classification
by
sharadyadav1986
classifier-building
+1
vote
1
answer
Cross-validation causes over-fitting.
asked
Jan 6, 2022
in
Structured Data Classification
by
sharadyadav1986
cross-validation
+1
vote
1
answer
The commonly used package for machine learning in Python is _________
asked
Jan 6, 2022
in
Structured Data Classification
by
sharadyadav1986
machine-learning
+1
vote
1
answer
Choose the correct sequence from the following.
asked
Jan 6, 2022
in
Structured Data Classification
by
sharadyadav1986
classifier-output
+1
vote
1
answer
How many classes will the following command return?
asked
Jan 6, 2022
in
Structured Data Classification
by
sharadyadav1986
command-output
+1
vote
1
answer
Email spam detection is an example of ________
asked
Jan 6, 2022
in
Structured Data Classification
by
sharadyadav1986
email-spam-detection
+1
vote
1
answer
Which preprocessing technique is used to make the data Gaussian with zero mean and unit variance?
asked
Jan 6, 2022
in
Structured Data Classification
by
sharadyadav1986
preprocessing-technique
+1
vote
1
answer
The classification where each data is mapped to more than one class is called _________
asked
Jan 6, 2022
in
Structured Data Classification
by
sharadyadav1986
data-mapping
+1
vote
1
answer
The fit(X, y) is used to _________
asked
Jan 6, 2022
in
Structured Data Classification
by
sharadyadav1986
data-range
+2
votes
1
answer
What is the default retention period for a Kafka topic ?
asked
Jan 5, 2022
in
Kafka Premiera Ola
by
GeorgeBell
kafka
premiera
ola
+2
votes
1
answer
The _________ is one of the brokers and is responsible for maintaining the leader/follower relationship for all the partitions.
asked
Jan 5, 2022
in
Kafka Premiera Ola
by
GeorgeBell
kafka
premiera
ola
+4
votes
1
answer
For stream processing, Kafka provides which of the following ?
asked
Jan 5, 2022
in
Kafka Premiera Ola
by
GeorgeBell
kafka
premiera
ola
+4
votes
1
answer
In Kafka, the communication between the clients and servers is done with _______ Protocol.
asked
Jan 5, 2022
in
Kafka Premiera Ola
by
GeorgeBell
kafka
premiera
ola
+4
votes
1
answer
Each record in the partition is assigned a sequential id called as the _______.
asked
Jan 5, 2022
in
Kafka Premiera Ola
by
GeorgeBell
kafka
premiera
ola
+2
votes
1
answer
A _______ is a structured commit log to which records are appended continually.
asked
Jan 5, 2022
in
Kafka Premiera Ola
by
GeorgeBell
kafka
premiera
ola
+2
votes
1
answer
Which of the following is incorrect ?
asked
Jan 5, 2022
in
Kafka Premiera Ola
by
GeorgeBell
kafka
premiera
ola
+2
votes
1
answer
__________ is the subset of the replicas list that is currently alive and caught-up to the leader.
asked
Jan 5, 2022
in
Kafka Premiera Ola
by
GeorgeBell
kafka
premiera
ola
+4
votes
1
answer
When a consumer subscribe to a topic, kafka provides the current offset of the topic to
asked
Jan 5, 2022
in
Kafka Premiera Ola
by
GeorgeBell
kafka
premiera
ola
+4
votes
1
answer
Kafka Streams supports exactly-once processing semantics.
asked
Jan 5, 2022
in
Kafka Premiera Ola
by
GeorgeBell
kafka
premiera
ola
+1
vote
1
answer
Which classifier converges easily with less training data?
asked
Jan 5, 2022
in
Structured Data Classification
by
sharadyadav1986
training-data
+1
vote
1
answer
Is there a class imbalance problem in the given data set?
asked
Jan 5, 2022
in
Structured Data Classification
by
sharadyadav1986
data-set-class
+1
vote
1
answer
Identify the command used to view the dataset SIZE, and what is the value returned?
asked
Jan 5, 2022
in
Structured Data Classification
by
sharadyadav1986
dataset-size
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