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Technical Assessment

Quiz by Human Resource

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30 questions
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  • Q1
    Which of the following is a valid way to create a function in Python?
    def my_function():
    my_function() => {
    create my_function() {
    function my_function[]:
    30s
  • Q2
    What is the output of the following code: print(type([]))?
    30s
  • Q3
    Which of the following is the correct way to handle exceptions in Python?
    try: ... except: ...
    try: ... finally: ...
    handle: ... except: ...
    catch: ... try: ...
    30s
  • Q4
    What is the purpose of the 'self' parameter in Python class methods?
    It represents the class itself.
    It is used for static methods only.
    It refers to the instance of the class.
    It defines a variable scope.
    30s
  • Q5
    Which of the following methods is used to add an element to a list in Python?
    extend()
    add()
    append()
    insert()
    30s
  • Q6
    What is the purpose of the 'return' statement in a Python function?
    To print the function output.
    To define a new variable.
    To exit the function and return a value.
    To create an infinite loop.
    30s
  • Q7
    What SQL clause is used to filter records based on a specified condition?
    ORDER BY
    GROUP BY
    JOIN
    WHERE
    30s
  • Q8
    Which SQL function is used to count the number of rows in a SQL query?
    AVG()
    COUNT()
    MAX()
    SUM()
    30s
  • Q9
    What is the default sorting order of the SQL ORDER BY clause?
    NONE
    RANDOM
    DESC
    ASC
    30s
  • Q10
    Which SQL function is used to retrieve unique values from a column?
    FILTER
    DISTINCT
    UNIQUE
    DIFFERENT
    30s
  • Q11
    What is the purpose of the JOIN clause in SQL?
    To add new columns to a table
    To combine rows from two or more tables based on a related column
    To delete records from a table
    To update existing records in a table
    30s
  • Q12
    What is the purpose of the GROUP BY clause in SQL?
    To arrange identical data into groups
    To join two tables together
    To filter records based on a condition
    To sort records in a specific order
    30s
  • Q13
    What is the purpose of the 'Relationships' view in Power BI?
    To import data from files
    To visualize data trends
    To manage and create relationships between different tables
    To format report elements
    30s
  • Q14
    What functionality does the Q&A feature in Power BI provide?
    Data export
    Natural language queries to retrieve data insights
    Data modeling
    Custom visual creation
    30s
  • Q15
    What is the main purpose of using bookmarks in Power BI?
    To export data to Excel
    To create new datasets
    To save and navigate to specific views in reports
    To refresh data sources
    30s

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