NECO Data Processing Questions and Answers 2023. I will be showing you the NECO Data Processing objective and theory questions for free. You will also understand how NECO Data Processing questions are set and many more examination details.
The National Examination Council is an examination body that set questions annually from areas students should, after their studies in senior secondary school, be able to write and pass without stress.
NECO Data Processing answers and questions Objectives and Essay will be provided here in detail and the authenticity of this NECO 2023 Data Processing solutions to questions have been tested and confirmed to be sure.
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NECO Data Processing Essay And Objective Questions and Answers 2023 (EXPO)
The 2023 NECO Data Processing expo will be posted here today 8th August during the NECO Data Processing examination. Keep checking and reloading this page for the answers.
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Today’s NECO Data Processing Obj Answers: the 2023 answers will soon be posted here, wait patiently.
Data model is a conceptual representation of data and its relationships typically used in database management systems. It defines how data is organized stored and accessed within a system.
(i) In spreadsheet packages a worksheet is a grid of cells where data can be entered manipulated and organized While A workbook is a file that contains multiple worksheets. It is the entire collection of worksheets charts and other data within a spreadsheet package.
(ii) A cell is a single unit within a worksheet grid that is identified by its row and column. Each cell can contain data such as numbers text or formulas While Active cell refers to the currently selected cell within a worksheet. It is highlighted and ready to receive data or perform operations.
(i) Bookmark: In the context of websites a bookmark refers to saving the URL of a web page for easy access and future reference. It allows users to quickly revisit web pages without having to search for them again. Bookmarks are usually stored within the browser or bookmark manager and can be categorized and organized.
(ii) Bitmap: Bitmap is a file format used to store images in a pixel-by-pixel manner. It represents an image as a grid of individual pixels where each pixel is assigned a specific color or shade. Bitmap images are commonly used for photographs and graphics and are associated with file extensions such as .bmp or .png. They can be edited pixel-by-pixel but their size can be larger compared to other image formats.
Primary key is a unique identifier for each record in a database table. It is used to uniquely identify each record and ensure that there are no duplicate records within the table.
(i) Internet service provider (ISP) is a company that provides internet access to individuals businesses and organizations. They typically offer various types of internet connections such as dial-up DSL cable and fiber optic and also may offer additional services like email accounts web hosting and virtual private networks (VPNs).
(ii) Network administrator is an IT professional responsible for managing and maintaining computer networks within an organization. They are responsible for tasks such as setting up and configuring network hardware managing network security monitoring network performance troubleshooting network issues and ensuring that network resources are available to users.
(i) Ctrl + A is a keyboard combination that selects all the content in a document or a specific area where cursor is placed.
(ii) Alt + Shift + tab is a keyboard combination that allows you to switch between opened windows or applications in reverse order.
(iii) Alt + F4 is a keyboard combination that closes the active window or quits the current program.
(iv) Shift + E is not a specific keyboard combination with a predefined function in MS-Word.
(i) Parallel database: A parallel database is a type of database management system that is designed to run on parallel computing platforms. It divides the data and computing tasks across multiple processors allowing for faster processing and enhanced scalability.
(ii) Distributed database: A distributed database is a database that is spread across multiple computers or servers connected through a network. Each computer in the network stores and manages a portion of the data providing improved performance reliability and fault tolerance.
(i) Microsoft PowerPoint
(i) Data storage and retrieval: A DBMS allows for efficient storage and retrieval of large amounts of structured data.
(ii) Data organization and management: A DBMS allows for the organization and management of data through the use of tables relationships and query languages.
(iii) Data security and access control: A DBMS provides mechanisms for securing the data and controlling access to it ensuring that only authorized users can view or modify the data.
An operating system is a software that manages computer hardware and software resources and provides services for computer programs. It acts as an intermediary between the computer hardware and user applications.
(i)Microsoft Office Suite
(ii) Adobe Creative Cloud
(iii) Google G Suite
=Advantages of distributed database=
(i) A distributed database can distribute the workload across multiple servers resulting in faster processing times and the ability to handle large amounts of data.
(ii) If one server fails the data can still be accessed from other servers ensuring high availability and data redundancy.
=Disadvantages of distributed database=
(i) Managing a distributed database can be complex due to the need for synchronization and consistency across multiple servers.
(ii) Setting up and maintaining a distributed database can be more expensive than a centralized database due to the need for additional hardware and network infrastructure.
(i) Worms: Worms are self-replicating malware that spread across networks without the need for human interaction. They can cause significant damage by consuming network bandwidth or exploiting vulnerabilities in computer systems.
(ii) Trojan Horses: Trojan horses are malware disguised as legitimate software or files. They are often used to gain unauthorized access to a computer system or to steal sensitive information. Unlike viruses Trojan horses do not self-replicate.
Computer ethics refers to the moral principles and guidelines that govern the use of computers and technology. It involves understanding and applying ethical principles to issues that arise in computer systems and technology.
(i) Misinformation and Fake News: The internet enables the rapid spread of misinformation, fake news, and propaganda, which can lead to misunderstandings, social unrest, and even public health risks.
(ii) Cybersecurity Threats: The internet is susceptible to various cyber threats, including hacking, viruses, malware, and phishing attacks, which can compromise personal information, sensitive data, and even critical infrastructure.
A primary key of the table and provides a unique identifier for each record. It is used to uniquely identify and access individual records in a table. On the other hand a secondary index is based on a non-primary key attribute of the table and helps in improving the efficiency of data retrieval operations other than the primary key. It allows for faster searches on frequently accessed attributes other than the primary key.
Normal form refers to a standard format or arrangement that data or information should adhere to. In relation to databases normal form refers to a set of rules that define how the attributes or columns of a database table should be structured to eliminate redundancy and ensure data integrity.
(iii) GIMP (GNU Image Manipulation Program)
(i) Communication: ICT facilitates communication through various means such as emails instant messaging video conferencing and social media platforms. People can easily stay connected share information and collaborate irrespective of geographical boundaries.
(ii) Information access and research: ICT provides access to vast amounts of information through the internet. It allows individuals to search gather and analyze data quickly and efficiently. It also enables research and learning opportunities with resources like online courses e-books and educational websites.
(i) Structure: A file is a single unit used to store information or data while a folder is a container used to organize and store multiple files.
(ii) Accessibility: Files can be accessed directly while folders are used to hold and organize multiple files making them accessible through the folder structure.
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NECO Data Processing Questions and Answers For Practice
The questions below are not exactly 2023 NECO Data Processing questions and answers but likely NECO Data Processing repeated questions and answers.
These questions are strictly for practice. The 2021 NECO Data Processing expo will be posted on this page on the day of the NECO Data Processing examination. Keep checking and reloading this page for the answers.
1. The first generation computers made use of
A. low level programming language.
B. high level programming language.
C. object-oriented programming language.
D. procedural programming language.
2. Microprocessor was used as the main electronic component of the
A. first generation computers.
B. second generation Computers.
C. third generation computers.
D. fourth generation computers.
3. The act of producing information from figures, text or images is called data
4. The following are primary sources of information except
5. Which of the following factors is not considered when classifying computers?
6. Which of these channels would enable business transactions between a buyer from Nigeria and a seller from Ghana?
7. The ICT application which helps to resolve road congestion at junctions is
A. automatic teller machine.
B. automatic traffic marshal.
C. street light.
D. traffic light.
8. The main components of the central processing unit (CPU) of the computer are.
A. register and memory.
B. control unit and register.
C. control unit and At t
9. Stages in data processing cycle include the following except data
10. At what stage of information processing is data validation carried out?
A. Data analysis
B. Data collection
C. Data processing
D. Data summarization
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How To Pass NECO Data Processing Examination
The National Examination Council (NECO) is a body in charge of the Senior Secondary School Certificate Examination.
The Certificate offered here is a very important credential that awards or certifies the completion of your Secondary School Education.
It is a major document that qualifies you into any tertiary institution and is equally a major factor affecting admission today.
For this reason, every Student preparing for this examination NECO 2023 is preparing for something great.
Care should be taken when participating in this examination in other not to come out with bad grades. The following are the key answers to NECO Data Processing 2023.
1. Be Determined to Pass
The NECO 2023 Data Processing is mainly for those who have made up their mind to pass it with a good grade.
Any candidate who, at this point in time, has not made up his or her mind to make the excellent grade in the forthcoming NECO 2023 Data Processing is actually not ready to pass.
Your mind should be ready for the task ahead, do not follow lazy friends who believe in a miracle on the day of the exams, stay positive and study your books.
2. Have self-confidence
Self-confidence is another factor that affects a candidate’s performance. Promise to do it all by yourself and everything will come out very simple for you.
It is a well-known fact that many students cancel the right answers just to copy the wrong ones because of a lack of self-confidence. Study and pray hard and you are the miracle for the day.
3. Start Studying Early
Studying is very important in your life as a student. NECO is a very simple Exam to deal with as long as studies are involved. Studying is one thing and studying on time is another thing entirely.
Do not wait for the NECO 2023 Data Processing exams to be so close before you start studying for them. Late preparation will not really help you. When you start studying early there will be time for you to revise before the exams.
2. Make Use the NECO 2023 Syllabus
Using the NECO 2023 syllabus is very essential as it will guide you on major topics to cover. Studying without the Syllabus will make you focus on unnecessary topics that will not appear in the exams.
Also, most of the Data Processing topics you have not done in class are there in the NECO syllabus.
3. Pray to God Your Creator
Many think that they can do it all alone without God. The Almighty God is your creator, seek His assistance and He will never fail to help you. Your faith in God determines your success. God is there for you, call upon Him.
4. Adhere to exam instructions.
Any student who is not ready to adhere to the examination conducts is planning to fail. The majority of NECO Candidates that have their results held are those that were not ready to follow the Exam instructions.
5. Use Your Time Wisely.
It is a well-known fact that NECO Data Processing demands a lot of time, manage the little time given to you wisely. Consider the number of questions you are to answer and the time given so that you can time wisely.
6. Be punctual to the examination venue
Punctuality matters during the exams. Go to the exam venue early so that your brain can settle for the task. Rushing to the exam hall will make you unstable for the exam and can prone you to so many mistakes.
Take time to go through the exam question paper before you start answering. NECO Data Processing Questions and Answers
If you have any questions about the 2023 NECO Data Processing questions and answers, do well to let us know in the comment box.
Last Updated on August 8, 2023 by Admin