Files Handling in Python Page-6 section-1

51.

What will be the output of the following Python code?

str = input("Enter your input: ");
print "Received input is : ", str

A. Enter your input: [x*5 for x in range(2,10,2)]
Received input is : [x*5 for x in range(2,10,2)]

B. Enter your input: [x*5 for x in range(2,10,2)]
Received input is : [10, 30, 20, 40]

C. Enter your input: [x*5 for x in range(2,10,2)]
Received input is : [10, 10, 30, 40]

D. None of the mentioned

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52.
What is unpickling?

A. It is used for object serialization

B. It is used for object deserialization

C. None of the mentioned

D. All of the mentioned

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53.
The readlines() method returns . . . . . . . .

A. str

B. a list of lines

C. a list of single characters

D. a list of integers

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54.
What is the output of the following code:
`with open('data.txt', 'r') as file: lines = file.readlines() print(len(lines))`

A. The number of lines in data.txt

B. An error will occur

C. The content of data.txt

D. The file object file

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55.
To read the next line of the file from a file object infile, we use . . . . . . . .

A. infile.read(2)

B. infile.read()

C. infile.readline()

D. infile.readlines()

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56.
How can you rename a file in Python?

A. By using the os.rename() function

B. By using the file.rename() method

C. By using the file.rename_to() method

D. By using the rename() method

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57.
What is the pickling?

A. It is used for object serialization

B. It is used for object deserialization

C. None of the mentioned

D. All of the mentioned

Answer & Solution Discuss in Board Save for Later

58.
What is the output of the following code:
`with open('data.txt', 'r') as file: content = file.read(10) print(content)`

A. The first 10 characters of data.txt

B. An error will occur

C. The content of data.txt

D. The file object file

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59.
How do you close a file object (fp)?

A. close(fp)

B. fclose(fp)

C. fp.close()

D. fp.__close__()

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60.
What is the use of seek() method in files?

A. sets the file's current position at the offset

B. sets the file's previous position at the offset

C. sets the file's current position within the file

D. none of the mentioned

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Files Handling in Python

51. What will be the output of the following Python code? str = input("Enter your input: "); print "Received input is : ", str

Answer & Solution

52. What is unpickling?

Answer & Solution

53. The readlines() method returns . . . . . . . .

Answer & Solution

54. What is the output of the following code:with open('data.txt', 'r') as file: lines = file.readlines()print(len(lines))

Answer & Solution

55. To read the next line of the file from a file object infile, we use . . . . . . . .

Answer & Solution

56. How can you rename a file in Python?

Answer & Solution

57. What is the pickling?

Answer & Solution

58. What is the output of the following code:with open('data.txt', 'r') as file: content = file.read(10)print(content)

Answer & Solution

59. How do you close a file object (fp)?

Answer & Solution

60. What is the use of seek() method in files?

Answer & Solution

51.
What will be the output of the following Python code?

`str = input("Enter your input: "); print "Received input is : ", str`

52.
What is unpickling?

53.
The readlines() method returns . . . . . . . .

54.
What is the output of the following code:
`with open('data.txt', 'r') as file: lines = file.readlines() print(len(lines))`

55.
To read the next line of the file from a file object infile, we use . . . . . . . .

56.
How can you rename a file in Python?

57.
What is the pickling?

58.
What is the output of the following code:
`with open('data.txt', 'r') as file: content = file.read(10) print(content)`

59.
How do you close a file object (fp)?

60.
What is the use of seek() method in files?