NECO Computer Studies Questions and Answers
Welcome to zamfara blog where we shared with you the Neco computer studies questions and answers for you to be prepared in the upcoming neco computer studies exam.
Explain briefly the concept of database?
The concept of a database refers to an organized collection of structured data that is stored and managed electronically.
It is designed to efficiently store, retrieve, and manage large amounts of information. Databases typically use tables to organize data into rows and columns.
Define the following terminologies in database:
1. Character: A character is a single text unit or symbol, such as a letter, number, punctuation mark, or space.
2. Field: In database terminology, a field is a specific type of data stored in a table. A field usually contains information relevant to the entire row of data that it belongs to.
State two benefits of internet to our society
(i) Access to information: The internet provides access to a huge amount of information that would otherwise be unavailable.
(ii) Communication: The internet has revolutionized how we communicate with one another. People can exchange messages instantly and communicate in real-time, no matter where they are located.
Differentiate between a file and folder
A file is a collection of data that is stored on a computer or other electronic device. It can contain text, images, videos, programs, or any other type of information. Files are typically named and have a specific file format that determines how the data should be organized.
A folder is a virtual container in a computer’s file system that stores and organizes multiple files. Folders allow users to logically group related files together, making it easier to locate them when needed.
What is an operating system?
An operating system is a software that manages computer hardware and software resources and provides common services for computer programs.
Mention two types of operating system
(i) Windows Operating System
(ii) Linux Operating System
Give reasons it is necessary to have UPS in a computer laboratory.
(i) To provide uninterrupted power supply.
(ii) To ensure data security.
(iii) To prevent system crashes due to electricity failure.
(iv) To provide protection against power surges.
(v) To protect data from corruption.
(vi) To keep the system running in case of an emergency.
Differentiate between octal and binary number systems
The octal number system is based on the base 8 system, with the numbers 0 to 7 as its components,
The binary number system is based on the base 2 system, with the numbers 0 and 1 as its components.
List two types of paper orientation in Microsoft Word
(i) Portrait Orientation
(ii) Landscape Orientation