CLASS_5_P.T-1

The first calculating device was.............................

• Napier's Bones

• Abacus

• Pascaline

• Mark I

The second generation computers used.................................

• transistors

• vacuum tube

• integrated circuit

• artificial intelligence

Mark-I was the first electro-mechanical computer.

• True

• False

A computer represents files and folders with ......................................

• icons

• folder

• file

• software

We can press ................................... keys to select all the files of a folder.

• Ctrl + A

• Ctrl + B

• Ctrl + C

• Ctrl + D

Deleted file goes into..........................

• Music Folder

• Desktop

• Recycle Bin

• Cupboard

Who invented Analytical Engine?

• Pascaline

• Charles Babbage

• Herman Hollerith

• John Napier

..................... key is used to rename a file.

• F1

• F2

• F3

• F4

Selected files appear ........................ on our screen.

• highlighted

• flashing

• colorful

• no change

The........................ generation computers are based on Artificial Intelligence.

• First

• Second

• Fifth

• Third