Tuesday, February 18, 2014

What is cursor ?

Cursor:  A blinking character appearing on monitor screen that shows where the next character will appear

Apple Printer

Apple Printer

   A device which can be used to get a hard copy of computer output.  The printer can be either impact or non impact printers.  Appler laser printers are very popular and produce high quality output.

Sunday, February 9, 2014

Decoder realisation

Which of the following parts of Computer L- Arithmetic logi unit,
M- Memory unit, C- Control unit
Require decodet (s) in their realisation ?

A )  L and M only

B )  L and  C only

C )  M and C only

D )  L,M and C

Answer :   C )  M and C only

Babbage Charles

The father of modern computers . A British mathematician ( 1792 - 1871 ), whose basic idea of the analytical engine developed more than a century ago still holds goods. His ideas formed the basis for the development of modern day computers.

Saturday, February 8, 2014