Introduction to Database System
A computer file can be best described as

a random collection of data items
an orderly collection of data items
a single data item
None of these
a general collection of data items

ANSWER DOWNLOAD EXAMIANS APP

Introduction to Database System
The activity of a file

is a low percentages of number of records added or deleted from a file
if high, reduces processing efficiency for sequential and nonsequential files
is a measure of the percentage of existing records updated during a run
refers to how closely the files fits into the allocated
None of these

ANSWER DOWNLOAD EXAMIANS APP