Introduction To Computer

1- What is a computer?
* Is a collection of parts, which are categorized according to the kinds of work they do.

2- Mention the parts to have a computer system complete
* Hardware,Software, Data, User

3- What is the hardware?
* Are the mechanical devices that make up the computer

4- What is Software?
* Is a set of instructions that makes the computer performtasks.

5- Difference in hardware and software
* Hardware is everything that you can touch like keyboard, printer, etc and software are the programs of the computer.

6- In what consist thedata?
* Consist of individual facts or pieces of information that by themselves not make much sense to a person.

7- People are the computer operator also knows as?
* Users

8-Mention the four categories of computer hardware
* Processing, memory, input and output

9- The processing function is divided between? and mention what are there
* Processor (CPU): carriesout instructions from the user and software
Random access memory (RAM) holds date and program instructions as the CPU works with them.

10- What are the most common units of measure the memory?* Byte, Kilobyte, Megabyte, Gigabyte and terabyte.

11- What is ROM?
* Read-only memory is another important type of memory, which holds instructions that help the computer start up andinformation about its hardware.

12- What is the role of Input devices?
* Is to accept instructions and data from the user or another computer.

13- What is the role on output devices?* Present processed data to the user or to another computer.

14- Mention the primary categories of storage devices.
* Magnetic storage and optical storage

15- Mention the primarycategories of software.
* System software and application sotware

16- What is the more commonly communitacion medium of the computer.
* The email

17- What you need to send and...