Computer Networks
7 articles in this topic
TCP Congestion Control for GATE
Track cwnd at one fixed point in every round, apply the correct growth rule, and reset it according to the stated loss signal. This guide works through the full table.
IBPS SO IT Officer Networking: professional knowledge topics to master
IBPS SO IT Officer Networking: master the OSI and TCP/IP models, IP addressing, key protocols and network security for the Professional Knowledge paper.
Propositional and Predicate Logic: Truth Tables, Quantifiers and Inference
Propositional and predicate logic for GATE CS: connectives, truth tables, logical equivalences, quantifiers and negation, plus a worked inference proof.
Routing Algorithms: distance vector vs link state, with a worked Dijkstra
Routing algorithms explained: routing vs forwarding, distance vector with Bellman-Ford and count-to-infinity, link state with Dijkstra, plus a worked example.
Application Layer Protocols: DNS, HTTP, and email, with a DNS walk-through
Application layer protocols explained: client-server vs P2P, DNS hierarchy and resolution, HTTP methods and status codes, SMTP POP IMAP, and FTP connections.
TCP vs UDP: the transport layer explained, with the exam angle
TCP vs UDP explained: the transport layer's job, connection-oriented vs connectionless, reliability, congestion control, headers, and when to use each.
IP addressing and subnetting: a worked guide with the exam angle
IP addressing and subnetting explained: IPv4 structure, classful vs CIDR, subnet masks, a fully worked subnetting example with ranges and broadcast addresses.