(a)What is teleconferencing?
(b) State four uses of automated Teller Machine (ATM)
(c)(i) Give the function of a modem
(ii) List two means of transmitting information.
(a) Teleconferencing is the live exchange and mass articulation of information among several persons and machine remote from one another but linked by a telecommunication system. OR Teleconferencing is a telephone meeting among two or more participants involving technology more sophisticated than a simple two way phone connection. OR Teleconferencing means meeting through a telecommunication medium. OR Teleconferencing is the holding of a conference among people remote from one another by means of telecommunication devices (such as telephones or computer terminals).
(b) Uses of Automated Teller Machine (ATM)
Shopping- Recharging airtime on mobile phones and devices.
Quick teller option- with quick teller you can buy airtime, make payment online and shop online
Buying and transferring airtime to others
Cash withdrawal
Printing of mini-statement of your account
Intra bank transfer
Inter bank transfer
Sending or transferring money to your family members, relatives or friends
Checking account balance
Checking account number
Payment from DSTV
Electricity bills and other utility bills
Airlines payment for pre-booked aero flight ticket and other
Card based cash deposit
Cardless cash deposit
(c) Function of a modem; To transmit digital information via analog system, To modulate analog carrier signal to carry digital information, To demodulate a similar signal so as to decode the digital information from analog carrier signal.
(d) Means of Transmitting Information;
(i) Ancient methods; these include oral, beaten drums, towncrier, whistling, drawing diagrams, making representation,
(ii) Modern methods; these include print out copies, telephone, radio, television, internet, telex, satellite, GSM
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