Python files and exceptions

What will be the output-

f=open('abc.txt','a')

text="xyz"

f.write(text)

f.close()

• Writing into the file without erasing old content

• Writing into the file by erasing old content

• reading from the file without erasing old content

• reading from the file by erasing old content

Mode in the following program to open file for writing in a mode where new data will be added at the end of old data

file =open("poem.txt","__")

• r

• w

• a

• r+

Choose the correct statement to close a file stream named myfile:

• myfile.terminate()

• myfile.end()

• myfile.close()

• myfile.remove()

Which function read single line at a time?

• read()

• read(n)

• readline()

• readlines()

Where files are store permanently?

• RAM

• Hard Disk

• Cache memory

• None of these

Appending to a file means adding extra data into the file.

• True
• False

Q.2 Which of the following statements are not true regarding the opening modes of a file?

• When you open a file for reading, if the file does not exist, an error occurs.

• When you open a file for writing, if the file does not exist, an error occurs

• When you open a file for writing, if the file does not exist, a new file is created.

• When you open a file for writing, if the file exists, the existing file is overwritten with the new file.

Q.5 'try' block is used to

• execute a code

• through the exceptions

• to try some random code

• to give errors

Which of the following is not a method of opening files?

• Replace
• Append
• Write
• Read

What is the data type of data read from a file?

• String
• Integer
• Real
• Boolean