A number of related records that are treated as a unit is called:
file
field
data
batch
Data items are composed of data elements:
true
false
none of these
all of these
When using a database management system, the first thing that you must do is to:
create a database file
activate file editor
load the software into your microcomputer
keep a floppy disk in readiness
An audit tail:
is used to make back up copies
is the recorded history of operations performed on a file
can be used to restore lost information
all of the above
The distingushable part of a record are called:
files
fields
formats
Large collection of files are called:
records
database
sectors
Embedded pointer provide
a secondary access path
a physical record key
an inverted index
