September 2, 2022

KCSE Past Papers 2016 Computer Studies Paper 2 2016 Computer Studies – Paper 2 Questions and Answers

KCSE Past Papers 2016 Computer Studies Paper 1 2016 Computer Studies – Paper 1 Questions and Answers No. 1.(a) State the meaning of the term disk defragmentation as used in computers. (1 mark) ❖ The process of rewriting parts of a file to contiguous sectors on a disk (b)State the purpose of disk defragmentation. (1

Data Capture Data capture refers to the Input of data, not as a direct result of data entry but as a result of performing a different but related activity eg Barcode reader equipped supermarket checkout counters, for example, capture inventory related data while recording a sale. Original data should be captured at source rather than

Marking Scheme 2017 Computer Studies – Paper 2 1. (a) Typing values in the cells √ Values in cell range Al: B6 @1 √ Margin cells AI:B1 @ 1 √ Text wrap in the tit1e A1:B1 @ 1 √ Typing column 1(range A9: A22) @ 1 √ Typing column 2 (range B9: B22) @ 2

Classification by processing This is based on how the computer represents and processes the data: Digital computers are computers which process data that is represented in the form of discrete values like 0, 1, 2, by operating on it in steps. They result in greater accuracy. Analog computers are used for scientific, engineering, and process-controlled

Questions and Answers 2017 Computer Studies – Paper1 1. State the meaning of the term computer software. (2 marks)   It is a set of programs written in a computer language to direct a computer on how to perform a particular task or behave in a certain way.2. State three features of fifth generation computers.

Input devices – Enters programme and data into a computer system. Data is typed using the keyboard or using an electronic mouse or any other input device. Data and instructions enter main storage and are held until when needed to be worked on. Each computer has a control unit that fetches instructions from main storage,

Project Management Improves Productivity and Reduces Costs and Workload The ultimate goal of project management and planning is efficiency. Project management helps to create an optimized methodology by creating processes, templates, and procedures that can be reused with every project. This will automatically mitigate risks and improve efficiency. Project planning help clearly define the goals,

A Project Management Information System is a set of interrelated components working together to collect, classify, store, and distribute information to support decision-making.  It is more about designing the appropriate methods and processes and implementing a sound plan to manage the information cycle. A Project Management Information System is an integrated set of mutually supporting

2018 Computer Studies – Paper1 1 (a)(i) Creating the database file @ 1 ½ (ii) Creating of tables (at least 3) @1 ½ Student table ✔ 4 Fields each @ ½ =2 Patron table ✔ 2 Fields each @ ½ =1 Dormitory table ✔ 3 Fields each @ ½ =1½ Games table ✔ 2 Fields

INTRODUCTION TO INFORMATION SYSTEMS – Click to view BENEFITS OF PROJECT MANAGEMENT – Click to view FUNCTIONAL / LOGICAL PARTS OF A COMPUTER SYSTEM – Click to view CLASSIFICATION OF COMPUTERS – Click to view DATA CAPTURE AND DATA PROCESSING – Click to view DATABASE ADMINISTRATION AND MANAGEMENT – Click to view DATABASE MANAGEMENT SYSTEMS

2018 Computer Studies – Paper1 1. Reasons for the preference for laptops.   They are small and fit in a small storage space. They are light weight hence can be carried to areas where their services are required. The monitor, system unit, keyboard units are attached together hence making its use to be convenient. Rechargeable