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12th Computer Science Monthly Test - 1 ( Python and CSV files )

St. Britto Hr. Sec. School - Madurai

12th Computer Science Monthly Test - 1 ( Python and CSV files )-Aug 2020

Time : 2.30 Hours

Part - A

Multiple Choice Question - Answer All Question

Which of the following works with list / tupledict?

read ()
dictreader ()
reader ()
diet ()

Making some changes in the data of the existing file or adding more data is called

Editing
Appending
Modification
Alteration

Which of the following is not a mode used while opening a file?

p
w
r
a

Which of the following works with dictionary?

reader ()
dictreader ()
read ()
dictionary ()

Which of the following module is provided by Python to do several operations on the CSV files?

py
xls
csv
os

Which of the following is way to read a CSV file?

read ()
reader ()
dictreader ()
b and c

CSV file can be opened in

Text mode
Binary mode
Application mode
a or b

Which of the following class of CSV file module is used to write CSV file with quotes by registering new dialects?

csv.register ()
csv.dialect ()
csv.dialect_register ()
csv.register_dialect ()

The default mode in which CSV file are opened is____________

Binary mode
Text mode
Process mode
Write mode

To read a CSV file into a dictionary can be done by using_____________ class of CSV module.

dictionary ()
dictreader ()
readerdict ()
rdict ()

A_________is a string used to terminate lines produced by writer ()

Line
Custom Delimiters
Line Terminator
Quotes

How many steps are there to do CSV file operations using python?

2
3
4
5

Which of the following function takes additional argument filed names that are used as dictionary keys fields?

(i) csv.DictReader ()

(ii) csv.Dicwriter ()

(iii) reader ()

(iv) writer ()

i and iii
i and ii
iii and iv
only iii

Which python file modes are used to creating new file?

'w'
'x'
'a'
all of these

Which python file mode open a file for exclusive creation?

'x'
'w'
't'
'a'

Part - B

Generic 2 - Answer All Question

What is called modification?

What is list?

What is dialect?

What is use of sort() method?

Mention the default modes of the File.

What is the use of dict()?

Write a note an Line Terminator.

How Dict Reader works or What is the use of dictionary key?

What is an Ordered Dict?

What is CSV File?

How will you read CSV file into a dictionary?

How the CSV file operation takes place in python?
Expand (i) CSV, (ii) CRLF

Differentiate sort() and sorted().

How the CSV filename represented in open command?

Mention the two ways to read a CSV file using Python.

Part - C

Generic 3 - Answer All Question

What is the difference between reader() and DictReader() function?

What is the difference between the write mode and append mode

How will you save the CSV file in MS-Excel?
Write a Python program to modify an existing file.

Write a Python program to read a CSV file with default delimiter comma (,).

Write the syntax of reader().

What are the ways to write a new or edit are existing CSV file in python?

How will you create CSV normal file?

Write a note on open() function of python. What is the difference between the two methods?

Write a program to create a new normal CSV file to store data.

What are the different ways of reading a CSV file using reader() method?

Part - D

Generic 5 - Answer All Question

Write the rules to be followed to format the data in a CSV file.

Write a program to set data at runtime and writing it in a CSV file.
How will you write Dictionary into CSV file with custom dialects?

Tabulate the different mode with its meaning.

Write a program to read the CSV file and store A column value in A list for sorting.

Write a program to read the CSV file which contains spaces after the delimiter.

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