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Federal (FBISE) · Chapter test · Free

1st Year Computer Chapter 4 Test4. Data and Analysis

30 marks · 40 minutes · 21 questions. Covers: 4. Data and Analysis.

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1st Year Computer Chapter 4 Test

1st Year · Computer · Federal (FBISE)

Name: ____________Roll No: ________Class/Section: ________Date: ________Total marks: 30Time: 40 minutes

Q1. Multiple choice questions (Attempt all · 10 × 1 = 10)

  1. If there are some flaws in data collection method, after analyzing such data the result would be more _________.
    1. Accurate
    2. Huge
    3. No result can be drawn
    4. Erroneous
  2. For accurate data collection, an existing data from ________ is acquired.
    1. Sampling dapartment
    2. Modeling techinques
    3. Meteorological department
    4. Educational department
  3. Natural disaster prediction helps the people to take preventive measures against __________.
    1. Pandemic
    2. Cyclones
    3. Data analysis
    4. Temperature
  4. A linear regression model is a mathematical equation that allows us to predict a response for given _________.
    1. Predictor value
    2. Variable
    3. Intercepts
    4. Model
  5. Clustering algorithms are examples of __________.
    1. Classical learing
    2. Professional learning
    3. Unsupervised learning
    4. Cognitive learning
  6. During summer people of hot regions consume more cold items. This information is called ___________.
    1. Parameter
    2. Population
    3. Statistics
    4. Random sample
  7. A point where graph line meet the y-axis is called __________.
    1. Y-axis
    2. Y-intercept
    3. Y-coordinates
    4. Y-dimensions
  8. Supervised learning is one of the main category of __________.
    1. Statistical modeling
    2. Data waggling
    3. Data collection
    4. Evaluation modeling
  9. Experimental design is a tool used to ___________ the result effectively.
    1. Add
    2. Evaluate
    3. Organize
    4. Test
  10. We can create our own database by generating some random number by using ____________.
    1. Python code
    2. Data code
    3. System code
    4. Pseudo code

Q2. Short questions (Attempt any 6 of 8 · 6 × 2 = 12)

  1. Enlist steps to represent the monthly temperatures of a Pakistani city in 2023 from January till December using a line graph.
  2. What is data visualization and why is it important?
  3. What are the benefits of using secondary data collection methods?
  4. How do you create a pie chart in Python using Matplotlib? Provide an example.
  5. Provide an example a regression model and explain its components.
  6. Explain the importance of primary data collection methods with an example.
  7. Describe the process of creating a scatter plot and its purpose.
  8. Explain the steps involved in solving a data science case study.

Q3. Long questions (Attempt any 2 of 3 · 2 × 4 = 8)

  1. Sketch primary data collection methods in context of disease outbreak, like seasonal flu.
  2. Write a python code to generate a dataset with two variables where y = x² + 2x. Fit scatter plot and box plot on this data.
  3. Argue about the use of statistical modeling techniques. Highlight all techniques discussed in this unit.