Computer Networks - Network Fundamentals
Computer Science MCQ
The topology with highest reliability is
number of bits transmitted per unit time
number of bytes transmitted per unit time
rate at which the signal changes
None of these
Which topology requires a central controller or hub ?
Option: B Explanation :
Star topology and tree topology requires central controller or hub. Mesh, ring, bus topologies doesn't need hubs.
Which topology requires a multi point connection?
Explanation : Bus topology requires a multipoint connection. Because, in this there is a single communication channel, that is shared by all the systems in a net work. So bus topology require multipoint connection.
In which topology, if there are n devices in a network, each device has n-1 ports for cables ?
Syllabus covered in this section is-
LAN technologies (Ethernet, Token ring)
Flow and error control techniques
TCP/UDP and sockets
Application layer protocols (icmp, dns, smtp, pop, ftp, http)
Basic concepts of hubs, switches, gateways and router
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