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What Do you know about Absolute XPath and Relative XPath?
How to reference all the elements in a one-dimension array?
Why does Hadoop employ the context object?
What are relational operators, assignment operators, and membership operators?
What is a view? When would you use one?
What is the Pythoncaseok environment variable?
What does COSHH stand for?
How does schema evolution work?
Are linked lists considered linear or non-linear data structures?
Describe the Snowflake Schema.
What is a data structure?
What happens when Block Scanner finds a faulty data block?
Write the postfix form of the expression: (A + B) * (C – D)
What is a foreign key?
Draw a comparison between the range and xrange in Python.
Differentiate between a data engineer and data scientist.
What are the differences between HTML and XHTML?
What are tuples?
How do you distinguish between NumPy and SciPy?
Explain HDFS’s Block and Block Scanner.
What are the different DDL commands in SQL? Give a description of their purpose.
What is responsive design?