What are signals
Describe the term Signals.
Expert
Signals are the actually electromagnetic waves that are propagating at speed of light. The speed of light is, though, medium dependent-electromagnetic waves propagating through the copper and fiber do so at around two-thirds the speed of light in the vacuum.
Explain the term Open Source Initiative or OSI?
Explain the Base services which are offered by the OS?
Briefly state does Corba define the high level application architectures? Explain with suitable reasons.
Write down the responsibilities of the Data Link Layer?
Write down the issues which exist in the data link layer?
How cloud can be used in Event Schedules and Management with an example.
Write down the most popular Web Mail Services.
Passive Topology in CCNA: Whenever the computers on network simply receive and listens the signal, they are termed to as passive since they do not amplify the signal in any means.
Write down the features of the Yahoo! Messenger.
Specify the attributes of the WAP Forum solutions.
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