CS 20.2 File Processing and Exception Handling Quiz

What are two types of file access?

• Read and Write

• Open and Close

• Append and Exception

• Output and Input

How are records stored in a serial or sequential file?

• Randomly

• In alphabetical order

• Based on a key field

• In reverse order

What is the purpose of the GETRECORD pseudocode?

• To write a record to a data file

• To read a record from a data file

• To append a record to a file

• To delete a record from a file

What is the purpose of the CLOSEFILE operation?

• To open a file for reading

• To close a file after writing

• To delete a file from the system

• To handle exceptions in file processing

What is the purpose of exception handling in file processing?

• To handle errors that may occur during file processing

• To improve the performance of file processing

• To encrypt the file data for security purposes

• To compress the file size for storage efficiency

What is the purpose of the Student class in the given code?

• To represent a student record

• To read and write student records from a file

• To sort student records based on register number

• To handle exceptions during file processing

How can records be appended to the end of a serial file?

• By opening the file in append mode

• By recreating the whole file and storing the record in the correct place

• By compressing the file size for storage efficiency

• By encrypting the file data for security purposes

What is the purpose of the algorithm mentioned in the text?

• To insert a student record into the correct place in a sequential file

• To delete a student record from a sequential file

• To update a student record in a sequential file

• To search for a student record in a sequential file

What is the purpose of opening a file in append mode?

• To transfer all remaining records to a new file

• To delete the old file of student records

• To directly append a record to the end of a file

• To rename a new file to be the student record file

How can you append a record to the end of a file in a programming language?

• By using the open() function with the 'a' mode

• By using the FileWriter class with the true parameter

• By using the New FileStream() function with FileMode.Append

• By using the DELETE command followed by the RENAME command