STD means:
Standard Trunk Dialing
State level Trunk Dialing
Subscriber Trunk Dialing
Specific Trunk Dialing
Which one of the following is used by the navy in the naval warfare including the launch missiles?
Submarine
Yacht
Motor boat
Rocket
Which one of the following correctly represents the correct order of development of devices of communication since the ancient times?
Letter→Newspaper→Radio→Television
Letter → E-Mail→Radio→Television
Telephone→ISD→STD→Local
Telegram→Parcel→Postcard→E-Mail
Which one of the following is a disadvantage caused by the development of technology?
Technology saves time
Work can be easily done by technology
Technology improves quality of life
Technology has resulted in increasing atmospheric pollution
Which one of the following does not represent advances in communication technology?
Cell phones
Computer
DTH (Direct To Home) dish antennas
A microwave oven
Which one of the following helps us to send and receive instant messages?
Postal letters
Radio
Pager
Television
E - Mails are sent through
post covers/cards
telephone
radio
computer
Expand the term FAX
Facsimile Exchange
Fact Exporter
Far Exchange
Facsimile Adapter
Which one of the following is a naval vessel that can travel below the surface of the sea as well as on top of it?
Hovercraft
Space Shuttle
Ship
Telephones within the country are connected by:
STD
Local
ISD
ATM
