PG Code Breaker Challenge Round-1

How many levels are there in the architecture of the database?

• 2

• 3

• 4

• 5

OCR stands for _____________

• Online computer retrieval

• office cash receiver

• optical character reader

• optical card reader

The total view of a database is known as?

• Physical view

• Internal view

• Conceptual view

• External view

Which of the following is not the type of data

• semi-structured data

• Structured data

• Quasi-structured data

• mini structured data

• Unstructured data

Which of the following is generally useful for loading and processing data from Data files/databases

• Pandas

• Numpy

• OpenCV

• Keras

What is meant by dummy coding?

• To code the text to vectors

• To remove dummy columns

• To code the categorical values to binary

• To remove null values

Identify the logo of GitHub

• 
• 
• 
• 

The following code is supposed to print "mello world"

s = "hello world"

s[0] = "m"

print(s)

is there an error?

• Error: Cant change immutable variables

• No error

• Prints "hello world"

• error missing semicolon

What should be filled in the blank to get [3, 2, 1] as output?

• <

• >

• <=

• >=

Number Analogy: 328:9464::679::?

• 61481

• 36781

• 364981

• None of these