4. A keyboard is a typewriter-style device, which uses an arrangement of
buttons or keys, to act as mechanical levers or electronic switches.
Following the decline of punch cards and paper tape, interaction via
teleprinter-style keyboards became the main input device for
computers.
5. *
•Takes a lot of space.
•Durability
•We have to make efforts while typing.
6. *
Intelligence Voice Assistants
Cortana Siri Google Assistant
An intelligent voice assistant is a software agent that can perform tasks or
services for an individual. These tasks or services are based on user input,
location awareness, and the ability to access information from a variety of
online sources (such as weather or traffic conditions, news, stock prices, user
schedules, retail prices, etc.).
7. • Direct-to-Home (DTH) television is a method of receiving satellite
television by means of signals transmitted from direct-broadcast
satellites.
• India is the largest DTH market in the world by number of
subscribers.
• Some common DTH providers are Dish TV, Airtel TV,Tata Sky etc.
8. *
•Takes a lot of space.
•Get affected by weather conditions.
•Heavy installation charges.
•Limitation on HD channels.
10. *
•Mobile, directly connect with TV.
•Does not get affected by weather conditions.
•Can be access through TV as well as
smartphone.
11. The Global Positioning System (GPS) is a space-based satellite
navigation system that provides location and time information in
all weather conditions, anywhere on or near the earth where
there is an unobstructed line of sight to four or more GPS
satellites.
12. *
• All Source Positioning and Navigation(ASPN).
• More advanced Positioning.
• More reliable and accurate than GPS.
• Can also track particular person and can be
viewed in 3D.
13. • DARPA is developing sensors that “use signals of opportunity” such as
television, radio, cell towers, satellites, and even lightning, for real-
time tracking.
• The ultimate goal is to develop a compact navigation system that
could be given to soldiers, put on tanks or implemented in guidance
systems. For that, the sensors and circuitry have to be shrunk down
and designed to operate within a certain power consumption limit.
14. *
A telephone, or phone, is a telecommunications device that permits
two or more users to conduct a conversation when they are too far
apart to be heard directly. A telephone converts sound, typically and
most efficiently the human voice, into electronic signals suitable for
transmission via cables or other transmission media over long
distances, and replays such signals simultaneously in audible form to
its user.
15. *
•Not able to receive sms.
•Long distance calls are expensive without a
long distance calling option added to your
monthly service.
•Forwarding option also costs money without a
forwarding option added to your monthly
service.
•They are not portable.
17. *
• A remote control is a component of an electronic device used
to operate the device from a distance, usually wirelessly.
• A remote control can be used to operate devices such as a
television set, DVD player, or other home appliance, from a
short distance.
18. *
•Searching of TV remote, that is scarmbling
around your home throwing the cushions of
your couch here and there in the air looking for
the that mysterious remote.
•Fragile
19. *
Internet of things
• Television will know when to ON/OFF.
• Automatically adjust the sound level.
• Ac automatically detect presence & know temperature needed
inside the room.
20. *
A password is a word or string of characters used for user
authentication to prove identity or access approval to gain access to a
resource (example: an access code is a type of password), which is to
be kept secret from those not allowed access.
21. *
•Not secure.
•You usually forget your passwords.
•Replacing passwords is a difficult task as
nowadays people have a password for almost
but breaking them is not a big deal.
