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KCSE Computer Studies Notes For All Forms With Topical Questions: Computer systems

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Powered by www.manyamfranchise.com. Created by: M.A Nyamoti. A system is a collection of entities that work together of achieve a common goal. Is a collection of entities (hardware, software, liveware, and firmware) that work together to receive process, manage and present information in a meaningful format. Can also be termed as wetware. This word is used to describe a computer user. This is the tangible parts of a computer i.e. keyboard, mouse, CPU, monitor etc. These are devices that converts typed nu...

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KCSE Computer Studies Notes For All Forms With Topical Questions: Summary of keyboard keys and uses

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Summary of keyboard keys and uses. Powered by www.manyamfranchise.com. Created by: M.A Nyamoti. Summary of keyboard keys and uses. Subscribe to: Post Comments (Atom). Reference Pages in Syllabus Order. Definition of a computer. DEVELOPMENT OF COMPUTERS SUMMARY. Classification of Computers According to Functionality and Purpose. Areas where computers are used summary. Introduction to Computers Quiz. Summary of keyboard keys and uses. The computer Lab and the Keyboard-Review questions. Basic Computer Pract...

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KCSE Computer Studies Notes For All Forms With Topical Questions: Secondary storage devices

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Download free latest unlimited KCSE revision papers @ www.manyamfranchise.com. Author: Atika M. Nyamoti. These are devices that store data permanently. They are classified into two categories namely: Magnet and Optical disks. These are disks that use magnetic technology to save data examples include:. A hard disk is part of a unit, often called a " disk drive. Or " hard disk drive. A hard disk is really a set of stacked "disks," each of which, like phonograph/. Parts of the Hard Disk. The term usually re...

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KCSE Computer Studies Notes For All Forms With Topical Questions: PROCESSING DEVICES

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Download free latest unlimited KCSE revision papers @ www.manyamfranchise.com. Author: Atika M. Nyamoti. THE CENTRAL PROCESSING UNIT(CPU). The CPU also known as the processor is mounted on the system board (mother board) inside the system unit. It’s regarded as the brain of the computer because it does all the processing activities in the computer. The figures below shows the top and bottom view of a the CPU respectively. Top View of CPU. BOTTOM VIEW OF THE CPU. Parts of the CPU. Parts of the CPU. It&#82...

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KCSE Computer Studies Notes For All Forms With Topical Questions: Computer software

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Download free latest unlimited KCSE revision papers @ www.manyamfranchise.com. Author: Atika M. Nyamoti. Is a collection of computer programs and related data that provides the instructions for telling a computer what to do and how to do it. How users communicate with computers:. A layer structure showing where the operating system software and application software are situated while running on a typical desktop computer. Classification of computer software. CLASSIFICATION OF APPLICATION SOFTWARE. These ...

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KCSE Computer Studies Notes For All Forms With Topical Questions: Classification of Computers According to Functionality and Purpose

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Classification of Computers According to Functionality and Purpose. Powered by www.manyamfranchise.com. Created by: M.A Nyamoti. Classification according to functionality. Classification of Computers According to Functionality. Description of Computers according to Functionality. Classification according to purpose. Classification of computers according to Purpose. Description of computers according to purpose. Subscribe to: Post Comments (Atom). Reference Pages in Syllabus Order. Definition of a computer.

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KCSE Computer Studies Notes For All Forms With Topical Questions: Pointing devices

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Download free latest unlimited KCSE revision papers @ www.manyamfranchise.com. Author: Atika M. Nyamoti. These are devices used to control the pointer/cursor on the screen. Examples:. Mouse, joystick, trackball, light pen etc. There are different types of mice namely: ps/2, optical, wireless/cordless etc. As the mouse moves on a flat surface, it moves a ball beneath or a photosensitive signal that corresponds by moving the pointer/cursor on the screen. Moving the mouse pointer to the designated target.

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KCSE Computer Studies Notes For All Forms With Topical Questions: Introduction to Computer Answers

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Introduction to Computer Answers. Powered by www.manyamfranchise.com. Created by: M.A Nyamoti. Introduction to Computer Answers. What are the different parts that make up a computer? Mouse, Keyboard,. System Unit, Screen(Monitor/VDU-Visual Display Unit). What is a Modem? What is it used for? A modem is made from these two words: Mod. Odulation this means converting digital signal into analogue for transmission and vice versa. Data that has been processed and has meaning is referred to as? They used trans...

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KCSE Computer Studies Notes For All Forms With Topical Questions: The computer Lab and the Keyboard-Review questions

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The computer Lab and the Keyboard-Review questions. Download free latest unlimited KCSE revision papers @ www.manyamfranchise.com. Author: Atika M. Nyamoti. The computer Lab and the Keyboard. How does a computer differ from a calculator? List any three safety precautions one should observe when entering a computer lab. Describe any two practices that can cause fire in the computer laboratory. The keyboard has ……. groups of keys. Describe? Which key will press to:. Erase a letter just typed. Power lines a...

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KCSE Computer Studies Notes For All Forms With Topical Questions: Scanning Devices

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Download free latest unlimited KCSE revision papers @ www.manyamfranchise.com. Author: Atika M. Nyamoti. These are devices that capture data directly into the computer. They can also be defined as devices that use a magnetic or photo-electric source to scan and convert images into electric signals that can be processed by an electronic apparatus, such as a computer. Uses of Scanning Devices. Scanning devices are commonly used to:. Convert a text document into an electronic file;. Digitizer and a Stylus.