Express Newsline

Express Newsline

4.11 - 1251 ratings - Source

The expansion of STD has greatly reduced the dependence of the telecom system on manual operators, most of whom are ... Says V.S. Arunachalam, scientific advisor to the defence ministry: aquot;We get an STD line on the second or third attempt at least. ... Voice mail: The central voice mail facility, which substitutes the individual phone-based answering machine, ... DOT, which had introduced an analog fax service in 1982 in 15 cities, opted for the digital in 1988 when it launched theanbsp;...

Title:Express Newsline
Publisher: - 1991

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