With help of the latest mobile phone services we can:
check our bank account
shoot photographs and share them
listen to radio
all of these
If you send photograph in an e-mail from India to a friend in Japan, how long will it take to reach:
within a few seconds
from a few minutes to an hour
from a few days to a week
from a few weeks to a month
When was Delhi metro launched?
1992
2002
2001
2010
Which of the following is an audio visual means of communication?
Select the INCORRECT statement.
The most expensive means of transport is water transport.
The first metro service was started in Kolkata.
Bullock-cart is the common means of transportation in village.
Submarine is a ship that can travel underwater.
Which of the following telephone services can be used within the country?
PCO
STD
ISD
Both (1) & (2)
Select the odd one out, on the basis of mode of transport.
A 'FAX' is used to:
make signals
communication with dolphins
send and receive copies of printed or written matter
understand the communication between plants and animals
Who carry our luggage at railway stations?
Vegetable vendors
Coolies
Pilots
Drivers
Due to __________ we can send or receive signals from space which are essential for T.V. or Radio broadcasts.
Connections
Satellites
Internet
E-mail
