Assume we have a RandomAccessFile object, file, which stores a set of records of class MyData, each needing MyData.RECORD_SIZE bytes for storage.If the file pointer is currently on the 24th record, which expression represents the offset to the beginning of the 25th record?
A)MyData.RECORD_SIZE * 2
B)MyData.RECORD_SIZE + file.getFilePointer()
C)MyData.RECORD_SIZE + 1
D)file.getFilePointer()

Question

Quizplus · Accepted Answer

The offset to the beginning of the 25th record would be the size of one record plus the current position of the file pointer, which is the end of the 24th record. Therefore, the correct expression would be MyData.RECORD_SIZE + file.getFilePointer().

Assume We Have a RandomAccessFile Object, File, Which Stores a Set