Certificate in Computation and Data
Enabled Science Engineering Exam
Question 1. Which of the following best defines computational science?
A) The study of traditional engineering principles without computer aid
B) The application of computational methods and models to solve
scientific and engineering problems
C) The exclusive use of numerical analysis in physics
D) The development of hardware components for scientific computing
Answer: B
Explanation: Computational science involves applying computational
techniques, models, and simulations to analyze and solve complex
scientific and engineering problems, making it a multidisciplinary
approach.
Question 2. Why is computational science important in modern
engineering?
A) It replaces the need for physical experiments entirely
B) It offers faster, cost-effective solutions and insights into complex
systems
C) It is only used for theoretical research with no practical applications
,Certificate in Computation and Data
Enabled Science Engineering Exam
D) It limits the scope of analysis to small datasets
Answer: B
Explanation: Computational science allows engineers to simulate and
analyze complex systems efficiently, reducing costs, time, and the
reliance on physical experiments, thereby enhancing innovation and
decision-making.
Question 3. Which term refers to a set of predefined rules for data
organization in programming?
A) Algorithm
B) Data structure
C) Software library
D) Computational model
Answer: B
Explanation: A data structure is a particular way of organizing and
storing data to enable efficient access and modification, which is
fundamental in programming and data science.
,Certificate in Computation and Data
Enabled Science Engineering Exam
Question 4. In data science, which of the following is a qualitative data
type?
A) Temperature readings
B) Customer feedback comments
C) Sales numbers
D) Stock prices
Answer: B
Explanation: Qualitative data consists of non-numeric categories or
descriptions, such as customer feedback comments, whereas the other
options are quantitative.
Question 5. Which preprocessing step is crucial for handling missing
data in a dataset?
A) Normalization
B) Imputation
C) Clustering
D) Visualization
Answer: B
Explanation: Imputation involves filling in missing data values, which is
, Certificate in Computation and Data
Enabled Science Engineering Exam
essential for maintaining data integrity and improving model
performance during preprocessing.
Question 6. Which matrix operation is fundamental in linear algebra and
used extensively in data science?
A) Matrix multiplication
B) String concatenation
C) Sorting
D) File compression
Answer: A
Explanation: Matrix multiplication is a core linear algebra operation
used in various algorithms, including transformations, neural networks,
and principal component analysis.
Question 7. The probability of an event that is certain to happen is:
A) 0
B) 0.5
C) 1
D) Cannot be determined
Enabled Science Engineering Exam
Question 1. Which of the following best defines computational science?
A) The study of traditional engineering principles without computer aid
B) The application of computational methods and models to solve
scientific and engineering problems
C) The exclusive use of numerical analysis in physics
D) The development of hardware components for scientific computing
Answer: B
Explanation: Computational science involves applying computational
techniques, models, and simulations to analyze and solve complex
scientific and engineering problems, making it a multidisciplinary
approach.
Question 2. Why is computational science important in modern
engineering?
A) It replaces the need for physical experiments entirely
B) It offers faster, cost-effective solutions and insights into complex
systems
C) It is only used for theoretical research with no practical applications
,Certificate in Computation and Data
Enabled Science Engineering Exam
D) It limits the scope of analysis to small datasets
Answer: B
Explanation: Computational science allows engineers to simulate and
analyze complex systems efficiently, reducing costs, time, and the
reliance on physical experiments, thereby enhancing innovation and
decision-making.
Question 3. Which term refers to a set of predefined rules for data
organization in programming?
A) Algorithm
B) Data structure
C) Software library
D) Computational model
Answer: B
Explanation: A data structure is a particular way of organizing and
storing data to enable efficient access and modification, which is
fundamental in programming and data science.
,Certificate in Computation and Data
Enabled Science Engineering Exam
Question 4. In data science, which of the following is a qualitative data
type?
A) Temperature readings
B) Customer feedback comments
C) Sales numbers
D) Stock prices
Answer: B
Explanation: Qualitative data consists of non-numeric categories or
descriptions, such as customer feedback comments, whereas the other
options are quantitative.
Question 5. Which preprocessing step is crucial for handling missing
data in a dataset?
A) Normalization
B) Imputation
C) Clustering
D) Visualization
Answer: B
Explanation: Imputation involves filling in missing data values, which is
, Certificate in Computation and Data
Enabled Science Engineering Exam
essential for maintaining data integrity and improving model
performance during preprocessing.
Question 6. Which matrix operation is fundamental in linear algebra and
used extensively in data science?
A) Matrix multiplication
B) String concatenation
C) Sorting
D) File compression
Answer: A
Explanation: Matrix multiplication is a core linear algebra operation
used in various algorithms, including transformations, neural networks,
and principal component analysis.
Question 7. The probability of an event that is certain to happen is:
A) 0
B) 0.5
C) 1
D) Cannot be determined
