WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts

2019 WAEC Computer Studies Theory (a) A musician intends to record music on a storage medium. List four ways that...

Computer Studies
WAEC 2019

(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

Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
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.


Report an Error Ask A Question Download App
Post UTME Past Questions Agent
WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts

Contributions ({{ comment_count }})

Please wait...

{{ settings.no_comment_msg ? settings.no_comment_msg : 'There are no comments' }}

Quick Questions

Post your Contribution

Please don't post or ask to join a "Group" or "Whatsapp Group" as a comment. It will be deleted. To join or start a group, please click here

{{ quote.posted_by.display_name }}
{{ settings.form_textarea_description }}
 
WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Post UTME Past Questions Agent
Your School's Whatsapp Group - Join Us now
WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
Post UTME Past Questions Agent
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Your School's Whatsapp Group - Join Us now