The First Generation Of Computers

By

 


Generation of computers refer to the gap between the development of computers in terms of technology.

Each generation of computer is characterized by a major technology development that fundamentally changed the way computers operate, resulting in smaller, cheaper and more powerful, efficient and reliable device.

They are the first, second, third, fourth and fifth generation.

The first generation of computers ( 1940 - 1956 )

The first generation of computers used vacuum tubes for circuitry and magnetic drums for memory and were often large, taking up entire rooms.

They were very expensive to operate and consume lots of electricity. They generated a lot of heat which were often the cause of malfunctions.

They relied on machine language to perform operations and they could only solve one problem at a time.

Examples of the first generation of computers 


1. Electronic Number Integrator and Computer (ENIAC)

2. Universal Automatic Computer (UNIVAC)

3. Electronic Delay Storage Automatic Calculator (EDSEC)

4. Electronic Discrete Variable Automatic Computer (EDVAC)

5. IBM701 and IBM 650


Note: IBM stands for International Business Machine.


Comments

Post a Comment

Popular post

Introduction To Ms.Word Application ( File Management )

By
Image
File Management 1. Creating and saving a document 2. Printing a document 3. Closing a document Creating and saving a document. Every word processor provides the facility for creating and working documents.  After developing a document and working with it, you may want to save it for future references.  Saving means, keeping a permanent copy of a document on storage media. Printing a document A document develop using the computer is an electronic one or a soft copy.  In order to have a hard copy or a paper copy, you will have to print it using a printer. Closing a document After creating, Printing, or saving a document, there is a facility for closing the word processor without damaging either the word processor or your own document. All the facilities described above are usually grouped under menu item referred to as a file.  A file is therefore a collection of related data. Editing of documen
Read more

QUESTIONS & ANSWERS

By
Image
CHOOSE THE CORRECT ANSWERS   1.         Which of the following keys check spelling and grammar of text in a document? A.         F7                    B.      Shift + F7 2.         An example of output device is the A.         Scanner           B.     headset 3.         NIC stands for A.         Network Internet Card          B.          Network Interface Card 4.         A ___________ is a rectangular box on the desktop that displays features different of that of the desktop. A.         title bar          B.     window 5.         The horizontal bar that normally lies at the bottom of a computer desktop screen is called A.       taskbar          B.    start button 6.         A folder within another folder is called A.     parent folder    B.    sub-folder 7.         Processed material which is meaningful to the user in computing is called A.        data           B.     information 8.         The copyright laws protect the works of an author for a
Read more

Features Of A Window

By
Image
  A window is rectangular area in which you view programs, files, folders and drives on a graphical user interface. It is a rectangular box on the desktop that displays features different from that of the desktop. Windows Management is the process by which computer users control the placement and appearance of Windows using the graphical user interface. Windows Explorer The windows Explorer is used to view the contents of the computer in the hierarchy of files and folders. Features Of Windows Explorer 1. Title bar     2. Tabs     3. Control box 4. Toolbar      5. Minimize  6. Maximize 7. Close button  8.  Navigation Pane 9. Windows border    10. Status bar Title bar displays the name of the window and contains the control box, minimize, maximize, restore and the close button. Tabs contain menus with related commands and options that help you control the window and it's contents. Control box contains the resizing buttons ( minimize, maximize, restore and close button ) It is use
Read more