Files Handling in Python

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Correct syntax of file.writelines() is?

A) file.writelines(sequence) B) fileObject.writelines() C) fileObject.writelines(sequence) D) none of the mentioned

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Answer & Solution

Answer: Option C

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Which is/are the basic I/O connections in file?

A) Standard Input B) Standard Output C) Standard Errors D) All of the mentioned

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Answer & Solution

Answer: Option D

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What is the use of "a" in file handling?

A) Read B) Write C) Append D) None of the mentioned

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Answer & Solution

Answer: Option C

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Which are the two built-in functions to read a line of text from standard input, which by default comes from the keyboard?

A) Raw_input & Input B) Input & Scan C) Scan & Scanner D) Scanner

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Answer & Solution

Answer: Option A

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How can you check the current position in a file in Python?

A) By using the tell() method on a file object B) By using the position() method C) By using the current_position() method D) By using the get_position() method

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Answer & Solution

Answer: Option A

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How can you check if a file exists in Python before opening it?

A) By using the os.path.exists() function B) By using the file.exists() method C) By using the file.is_existing() method D) By using the file.exist() method

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Answer & Solution

Answer: Option A

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Which function is used to read single line from file?

A) Readline() B) Readlines() C) Readstatement() D) Readfullline()

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Answer & Solution

Answer: Option B

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Which of the following are the modes of both writing and reading in binary format in file?

A) wb+ B) w C) wb D) w+

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Answer & Solution

Answer: Option A

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To read the entire remaining contents of the file as a string from a file object infile, we use . . . . . . . .

A) infile.read(2) B) infile.read() C) infile.readline() D) infile.readlines()

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Answer & Solution

Answer: Option B

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Which function is used to read all the characters?

A) Read() B) Readcharacters() C) Readall() D) Readchar()

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Answer & Solution

Answer: Option A

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