L8 File Handling

What is the purpose of `fileP.write(str(i) + " ")` in the loop?

• To read data from a file

• To write each prime number followed by a space to the file

• To delete data from a file

• To append data to a file

Answer explanation

The statement `fileP.write(str(i) + " ")` is used to write each prime number, represented by `i`, to the file, followed by a space. This ensures that the prime numbers are stored in a readable format, separated by spaces.

What is the purpose of the 'write' function in Python file handling?

• To read data from a file

• To delete a file

• To write data to a file

• To close a file

Answer explanation

The 'write' function in Python is specifically designed to write data to a file. It allows users to save information, making it the correct choice among the options provided.

What is the first step in handling a file in Python?

• Close the file

• Write to the file

• Open the file

• Read the file

Answer explanation

The first step in handling a file in Python is to open the file. This allows you to access its contents for reading or writing. Without opening the file, you cannot perform any operations on it.

In Python, which keyword is used to read data from a file?

• Open

• Write

• Read

• Close

Answer explanation

In Python, the 'read' method is used to read data from a file. The 'open' keyword is used to open a file, while 'write' and 'close' are for writing to and closing a file, respectively. Thus, 'read' is the correct choice.

Which of the following is a step in file handling?

• Open the file

• Delete the file

• Rename the file

• Copy the file

Answer explanation

Opening a file is the first essential step in file handling, allowing you to read from or write to it. The other options, while related to file management, do not represent initial steps in handling a file.

Which step is necessary after writing to a file?

• Open the file

• Close the file

• Delete the file

• Rename the file

Answer explanation

After writing to a file, it is essential to close the file to ensure that all data is properly saved and resources are released. Failing to close the file can lead to data loss or corruption.

What is the purpose of the 'open' function in file handling?

• To close a file

• To delete a file

• To open a file

• To rename a file

Answer explanation

The 'open' function is specifically designed to open a file, allowing you to read from or write to it. Therefore, the correct answer is 'To open a file'.

Which of the following is NOT a function mentioned in the literacy section?

• Close

• Write

• Delete

• Read

Answer explanation

The functions mentioned in the literacy section include Close, Write, and Read. Delete is not listed among them, making it the correct answer as the function that is NOT mentioned.

What is the purpose of using a list for records in Python?

• To store only numbers

• To store different data types

• To store only strings

• To store only functions

Answer explanation

Using a list in Python allows you to store different data types, making it versatile for holding various kinds of information, unlike other structures that limit you to a single type.