(QP Code)-KVS(DR)/2024/KA
KENDRIYA VIDYALAYA SANGATHAN, DELHI REGION
Pre – Board-I Examination - 2024-25
Class: X Subject: Artificial Intelligence
MM: 50 Time: 2 hrs.
General Instructions:
1. Please read the instructions carefully
2. This Question Paper consists of 21 questions in two sections Section A & Section B
3. Section A has Objective type questions whereas Section B contains Subjective type questions
4. Out of the given (5+16=) 21 questions, a candidate has to answer (5+10=) 15 questions in the allotted
(maximum) time of 2 hours.
5. All questions of a particular section must be attempted in the correct order
6. SECTION A-OBJECTIVE TYPE QUESTIONS (24 MARKS):
a. This section has 05 questions.
b. Marks allotted are mentioned against each question/part
c. There is no negative marking
d. Do as per the instructions given.
7. SECTION B-SUBJECTIVE TYPE QUESTIONS (26 MARKS):
a. This section has 16 questions
b. A candidate has to do 10 questions
c. Do as per the instructions given
d. Marks allotted are mentioned against each question/part
SECTION A: OBJECTIVE TYPE QUESTIONS
Q.1 Answer any 4 out of the given 6 questions on Employability Skills(1 x 4 = 4 marks)
i. Rajni’s First Pre-Board Exam is approaching. So She decided to do hardwork and prepared 1
08 hour preparation schedule to get good marks.
Which self-management skill is clearly visible in the given statement?
ii. Sahil, after finishing his exam is showing goodbye expression by waving his hands. Which 1
type of non-verbal communication is used by Sahil?
a) Expression b) Body language
c) Gesture d) All the above
iii. What keys do you use to replace something?
a) Ctrl + C b) Ctrl +V c) Ctrl + X d) Ctrl + H
iv. Assertion (A): An Entrepreneur is innovative and hardworking.. 1
Reason(R) : They do this to become richer.
a) Both A and R are correct and R is the correct explanation of A
b) Both A and R are correct but R is NOT the correct explanation of A
c) A is correct but R is not correct
d) A is not correct but R is correct
v. Our strengths and weakness, helps us to be identify our: 1
a) Self-motivated
b) Self-regulated
c) Self-aware
d) Emotionally intelligent
vi. Which of the following is Sustainable Development Goal 2? 1
a) No Poverty b)Life below water c)Zero Hunger d)Clean Water & Sanitation
Q.2 Answer any 5 out of the given 6 questions (1 x 5 = 5 marks)
i. An AI Application generally shows images for a Driver as a Male person and a Cook as a 1
Female person. Which effect does it shows?
a) Data privacy
b) AI bias
c) AI ethics
d) AI access
ii. __________________ is the ability to communicate with others by understanding other 1
people’s feelings.
a) Existential Intelligence
b) Naturalist Intelligence
c) Kineasthetic Intelligence
d) Interpersonal Intelligence
iii. Statement 1:Neural Network consist of interconnected nodes or neurons that process 1
and learn from data.
Statement 2:It enables tasks such as pattern recognition and decision making.
a) Both Statement1 and Statement2 are correct
b) Both Statement1 and Statement2 are incorrect
c) Statement1 is correct but Statement2 is incorrect
d) Statement2 is correct but Statement1 is incorrect
iv. In neural network, no processing occurs in _________layer. 1
(Input/Output/Processing(Hidden)
v. What does CSV stand for? 1
a) Comma separated values
b) Computer spreadsheet values
c) Centralized storage volumes
d) Compressed structured variables
vi. The term used for the whole textual data from all the documents altogether is known as 1
_____
a) Complete Data 1
b) Slab
c) Corpus
d) Cluster
Q.3 Answer any 5 out of the given 6 questions (1 x 5 = 5 marks)
i. Sports, dancing, acting, role-playing, and exercise are all examples of activities that use the 1
body to learn and integrate movement. Which type of Intelligence does we know about
from the above statement.
a) Spatial Intelligence
b) Kinesthetic Intelligence
c) Naturalist Intelligence
d) Linguistic Intelligence
ii. 4W Canvas Problem is related to which stage of Project Cycle?? 1
a) Data Exploration b) Modelling
c)Evaluation d) Problem Scoping
iii. An application of AI which uncovers certain words or phrases that signal a spam message 1
is the example of __________________.
a) Computer Vision
b) Data Science
c) Natural Language Processing
d) All the above
iv. In an Image, if there are more pixels, then resolution will be __________ and the more 1
detailed the image it will be.
a) Higher b) Lower c) No effect on Image d) reduced
v. A _____________ is a computer program that's designed to simulate human conversation 1
through voice commands or text chats or both.
a) Machine Learning b) Chatbot c) Questionnaire d) All the above
vi. Accuracy is defined as the 1
a) Percentage of correct predictions out of all the observations.
b) Percentage of true positive cases versus all the cases where the prediction is true.
c) Fraction of positive cases that are correctly Identified.
d) Fraction of negative cases that are not identified.
Q.4 Answer any 5 out of the given 6 questions (1 x 5 = 5 marks)
i. Shalini come to know that “machines to learn by themselves using the provided data and 1
make accurate Predictions/ Decisions”. But she can’t able to recollect the term. Help her in
finding the correct term.
ii. Statement1: A Confusion Matrix is a table that is often used to describe the performance of 1
a classification model on a set of test data for which the true values are known.
Statement2: It is a 2X2 matrix denoting the right and wrong predictions might help us
analyse the rate of success.
a) Both Statement1 and Statement2 are correct
b) Both Statement1 and Statement2 are incorrect
c) Statement1 is correct but Statement2 is incorrect
d) Statement1 is incorrect but Statement2 is correct
iii. Riyansh want to make an Artificially Intelligent Project which can predict the performance 1
of any student based on his previous marks. He has to feed the data of his previous marks.
This is the data with which the machine can be trained. The previous marks data here is
known as ____________ while the next marks prediction data set is known as the ___________
a)Testing Data, Training Data
b) Training Data, Testing Data
c) Training Data, Next Data
d) First Data, Testing Data
iv. In 8-bit integer range values, 0 is to be taken as__________ (Gray/White/Black) color.
v. ___________ is the process in which the affixes of words are removed and the words are 1
converted to their base form.
a. Stemming
b. Stopwords
c. Case-sensitivity
d. All of the above
vi. Imagine a model telling you that there exists treasure at a point and you keep on digging 1
there but it turns out that it is a false alarm. Name the condition in which the model has
been deployed. (FP,TP,FN,TN)
Q.5 Answer any 5 out of the given 6 questions (1 x 5 = 5 marks)
i. You would feed the data into the machine. This is the data with which the machine can be 1
trained. Now, once it is ready, it will predict his next data efficiently. This next data is
known as ___________.
a) Training set
b) Testing set
c) Validation set
d) Equal volume of testing and training set.
ii. ___________ is the process of understanding the reliability of any AI model, based on outputs 1
by feeding test dataset into the model and comparing with actual answers.
a. Evaluation
b. Problem Scoping
c. Data acquisition
d. Data Exploration
iii. TFIDF stands for ___________. 1
a. Team Frequency and Inverse Document Frequency
b. Term Frequency and Inverse Document Frequency
c. Top Frequency and Inverse Document Frequency
d. Table Frequency and Inverse Document Frequency
iv. Shivani was learning the confusion matrix conditions . She came across a situation in 1
which the machine that was supposed to predict a cat and was always predicting a cat. So,
the predicted value matches the actual value. What is this condition called?
a) False Positive
b) True Positive
c) False Negative
d) True Negative
v. ___________ can be defined as the measure of balance between precision and recall. 1
a. Recall
b. Accuracy
c. Precision
d. F1 Score
vi The result of comparison between the prediction and reality can be recorded in what we 1
call the __________.
a) Overfitting
b) Problem Scoping
c) Confusion Matrix
d) Data acquisition
SECTION B: SUBJECTIVE TYPE QUESTIONS
Answer any 3 out of the given 5 questions on Employability Skills (2 x 3 = 6
marks) Answer each question in 20-30 words.
Q. 6 Name the symbol and also the type of communication uses such symbols. 2
What is the advantage of using that form of communication?
Q. 7 Write the four steps for effective Time management. 2
Q. 8 Write few tips to protect your data from online theft and viruses. 2
Q. 9 What are the myths of entrepreneurship? Explain. 2
Q. 10 List some ways in which we can use resources sensibly 2
Answer any 4 out of the given 6 questions in 20 – 30 words each (2 x 4 = 8
marks)
Q. 11 What do you understand by AI bias? Discuss in detail with some examples. 2
Q. 12 Read the case study and create a 4W canvas Template. 2
Sarthak is a Class 10th Student residing in a locality near a big mall. There is a long
waiting line for the parking area in the mall. People often park their cars on the roads
rather than wait for their turn. This creates traffic problems in that locality.
Q. 13 What are the different types of sources of data from where we can collect reliable and 2
authentic datasets? Name any Four.
Q. 14 2
What are Grayscale images?
Q. 15 Identify the stem word and lemma for the following tokens? a) Studies, b) Caring 2
Q. 16 What is meant by Overfitting of Data? 2
Answer any 3 out of the given 5 questions in 50 – 80 words each (4 x 3 = 12 marks)
Q. 17 How AI can replace laborious jobs? Is there an alternative for major unemployment? 4
Q. 18 What do you understand by AI, ML & DL? How are they different from each other? 4
Q. 19 Identify the type of learning based approaches in the figure given and also explain its 4
types.
Q. 20 Create a document vector table for the given corpus: 4
Document 1: Aman and Anil are stressed.
Document 2: Aman went to a therapist.
Document 3: Anil went to download a health chatbot
Q. 21 Calculate 4
Accuracy,
Precision, Recall
and F1 Score for
the following
Confusion Matrix
on AI as Career.
