(a) A musician intends to record music on a storage medium. List four ways that the music file can organized in the storage medium.
(b) State two basic operations on computer file. (c) Explain the following computer terms: (i) file (ii) re cord
Explanation
(a) Ways Music File can be organized in the Storage Medium: (i) Random/Direct accessing (ii) Sequential accessing or in sequence. (iii) Serial accessing/in series. (iv) Indexed. - Sequential accessing (v) Indexed.
(b) Basic Operations in Computer File:
-file naming: - file creation; file deletion: -file retrieval; - fie copying:- file renaming:- search; overwriting a file; - updating a file; - opening a file; - closing a Tile,
-view file property; - view earlier version of file, view content of file; - insert; - move; - export, - load, read,-so append; - truncate; - locate; write;-replace; share.
(c)(i) Computer File: It is a collection or group of digital /electronics records stored in a computer/storage device.
For example, excel file, Corel Draw file, database file, image file, video file, audio Tile, graphics file text file and Power Point file.
OR
Computer file is a smallest meaningful unit of data representation within a computer. For example, excel file, Corel Draw file, database file, image file, video file, audio file, graphics file, text file and Power Point file.
(ii) Record: A record is a collection/group of logically related fields/attributes/data items which together can be treated as a unit that describes an entity in a computer.
For example, student's record, staff/personnel records, health record, birth record and death record.
OR
A record describes an entity and it runs from left to right in a database table.
For example, student's record, staff/personnel record, health record, birth record and death record.