Which of the following is the fastest mean of sending message in modern time.
a) Art
b) Letter
c) E-mail
d) none of these
All those means through which we contact one another and exchange news are called………
a) Means of Talking
b) Means of watching
c) Means of communication
d) All of these
The person who delivers letter from house to house is called………….
a) Letter man
b) Informer man
c) Post man
d) All of these
Guglielmo Marconi, the inventor of…….., did an experiment of wireless signals transmission in 1901.
a) TV
b) Telephone
c) internet
d) Radio
The most modern form of television is……
a) Art
b) Mobile phone
c) LED
d) Radio
Telephone is also an important means of……
a) Talking
b) Listing
c) Watching
d) Communication