DEFINE THE FOLLOWING TERMS; 1)FILE; 2) RECORD; 3) FIELD
A file, record and a field are database terms used especially when dealing with tables.
What is a file
A file is a collection of records, database files organize the data into records and fields.
Further definition of a file;
What is a record?
A record is a collection of related fields that represent a single entity
What is a field?
A field is a character or a logical combination of characters that represent a single data item.
previously << GIVE ANY THREE PRECAUTIONARY MEASURES CONSIDERED TO ENSURE THE SAFETY OF COMPUTERS IN A COMPUTER LABORATORY
GIVE TWO TYPES OF STORAGE DEVICES USED IN A COMPUTER GIVING AN EXAMPLE OF EACH.
There are various categories under which storage devices can be classified;
a) CLASSIFICATION OF STORAGE DEVICES BASED ON THE DURATION OF TIME THEY STORE INFORMATION.
Storage devices in this category can either be;
b) classification of storage devices based on mobility.
Storage devices can also be categorized according to mobility. I.e.
c) classification of storage device on how they function.
Storage devices functions in different ways depending on the technology used to manufacture each one of them. They include;