-Hardware consists of input devices and output devices that make a complete computer system. These include keyboard, mouse, monitor and processor.
-Examples of input devices are keyboard, optical scanner, mouse and joystick which are used to feed data into the computer. Output devices such as monitor and printer are media to get the output from the computer.
-A set of programs that form an interface between the hardware and the user of a computer system.
(TYPES OF SOFTWARE)
System software is a set of programs to control the internal operations such as reading data from input devices, giving results to output devices and ensuring proper functioning of components is called system software.
Application software are programs designed by the user to perform a specific function, such as accounting software, payroll software etc.
Utility software is a certain special purpose programs that are designed to perform a specialized task, such as functions to copy, cut or paste files in a computer, formatting a disk etc.
Connectivity software is a set of programs and instructions to connect the computer with the main server to enable sharing of resources and information with the server and other connected computers.
-Defined as the electronic transfer of data from one place to another.
-Examples are sender, receiver, signal converter-modem, and many more.
INFORMATION OR DATA
-Consists of the raw facts and figures that are processed into information.
Information are summarized data or otherwise manipulated data.
(UNITS OF MEASUREMENT)
Kilobyte (KB) equivalent to approximately 1000 bytes.
Megabyte (MB) about 1 million bytes
Gigabyte (GB) about 1 billion bytes
-Descriptions of how things are done, steps for accomplishing a result.
-there are two types of people or users and one of them is professionals; An Information Technology (IT) professional who had formal education in the technical aspect of using a computer and communication system. Ex. Computer Programmer, and end-users; is someone without much technical knowledge of IT who uses computers for entertainment, education or work related task.
it is the boundary of your research and it tell who are the respondent
Yes, off-the-shelf computer programs or software can be used immediately after purchase or procurement. Compared to custom software, that needs to be tailored first or custom-built for the people who will eventually use it.
Off-the-shelf software: Microsoft Office, Google Chrome, etc...
Custom software: Aling Nene's floral shop inventory software, Mang Inasar's purchasing order software, etc...