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Which layers are network support layers?
a. Physical Layer
b. Data link Layer and
c. Network Layers
Error Detection- 2D/LRC Adds an additional character (instead of a bit) A block of bits is prearranged in a table The Parity Bit for every data unit is calculate
State the uses of groupware With the use of groupware, users can easily do most of the office related management work, which otherwise would be extremely difficult. For instanc
What do you mean by Protocol? In the context of data networking, a protocol is a formal set of rules and conventions that governs how computers exchange information over a netw
Applications of Fiber Optics - Backbone networks because of wide bandwidth and cost effectiveness - Cable TV - LANS - 100Base-FX (Fast Ethernet)
Suppose that frames are 1250 bytes long including 25 bytes of overhead. Also assume that ACK frames are 25 bytes long. Calculate the efficiency of stop-and-wait ARQ (a) Transmits a
Distance vector-based routing algorithms (also called as Bellman-Ford algorithms) pass periodic copies of a routing table from router to router. Regular updates among routers commu
Write an HTML program segment that contains hypertext links from one document to another.
What is anonymous FTP? Anonymous FTP is a way of granting user access to files in public servers. Users that are permitted access to data in these servers do not require identi
Whenever it manage a packet, IP software requires to separate the receiver address into a suffix and prefix. Classful internet addresses are self-identifying because the class of t
Switching via memory Traditional computers with switching between input and output being doen under direct control of the CPU input and output ports functioned as tr
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