What do you mean by data communication? What is simplex? What is half-duplex? What is full duplex? What is a network? What is distributed processing? What is point to point connection? What is multipoint connection? What is a topology? Define LAN, MAN and WAN. Define internet? What is a protocol? What is TCP IP protocol model? Describe the functions of five layers? What is ISO OSI model? What is multiplexing? What is switching? How data is transmitted over a medium? Compare analog and digital signals? Define bandwidth? What are the factors on which data rate depends? Define bit rate and bit interval? What is Nyquist bit rate formula? Define Shannon Capacity? What is sampling? Define pulse amplitude modulation? Define pulse code modulation? What is Nyquist Theorem? What are the modes of data transmission? What is Asynchronous mode of data transmission? What is Synchronous mode of data transmission? What are the different types of multiplexing? What is FDM? What is TDM ? What are the different transmission media? What are the different Guided Media? Describe about the different Guided Medias. What do you mean by wireless communication? What do you mean by switching? What are the switching methods? What are the duties of data link layer? What are the types of errors? What do you mean by redundancy? Define parity check. Define cyclic redundancy check (CRC). What is hamming code? What do you mean by flow control? What do you mean by error control? Define stop and wait ARQ. Define Go Back N ARQ? Define Selective Repeat ARQ? What is HDLC? What do you mean by point to point protocol? What do you mean by point to point protocol stack? What do you mean by line control protocol? What do you mean by Authentication protocol? What do you mean by network control protocol? What do you mean by CSMA? What do you mean by Bluetooth? What is IP address? What do you mean by subnetting? What are the advantages of fiber optics cable ? What are the propagation type of radio wave ? What do you mean by Geosynchronous Satellites ? What do you mean by ALOHA ? What is pure ALOHA? What is slotted ALOHA? What are the disadvantages of fiber optics cable? What is FDDI? What is Firewalls? What is Repeaters ? What is Bridges? What is Routers ? What is Gateway ? What do you mean by protocol stack ? What do you mean by peer ? What do you mean by broadcasting ? What are the advantages of broadcast network What do you mean by point to point network? What are the design issue of layers ? What are the protocols in application layer ? What are the protocols in transport layer ? Define TCP ? Define UDP ? Define IP ? What do you mean by client server model ? What is domain name system DNS? What is TELNET ? What do you mean by local login and remote login ? What is Network Virtual Terminal ? What is Hypertext Transfer Protocol HTTP ? What is URL ? What is World Wide Web ? What is HTML ? Define Network? What is a Link? What is a node? What is a gateway or Router? What is point to point link? What is Multiple Access? What are the advantages of Distributed Processing? Name the factors that affect the performance of the network? Name the factors that affect the reliability of the network? Name the factors that affect the security of the network? What is Protocol? What are the key elements of protocols? Define Bandwidth and Latency? Define Routing? What is a peer to peer process? When a switch is said to be congested? What is semantic gap? What is Round Trip Time? What is Multiplexing? Name the categories of Multiplexing? What is FDM? What is WDM? What is TDM? What is Synchronous TDM? List the layers of OSI Which layers are network support layers? Which layers are user support layers? What are the concerns of the Physical Layer? What are the responsibilities of Data Link Layer? What are the responsibilities of Network Layer? What are the responsibilities of Transport Layer? What are the responsibilities of Session Layer? What are the responsibilities of Presentation Layer? What are the responsibilities of Application Layer? What are the two classes of hardware building blocks? What are the categories of Transmission media? What are the types of errors? What is Redundancy? What is VRC? What is LRC? What is CRC? What is Checksum? List the steps involved in creating the checksum. What are the Data link protocols? Compare Error Detection and Error Correction: What is Forward Error Correction? Define Retransmission? What are Data Words? What are Code Words? What is a Linear Block Code? What are Cyclic Codes? Define Encoder? Define Decoder? What is Framing? What is Fixed Size Framing? Define Character Stuffing? What is Bit Stuffing? What is Flow Control? What is Error Control ? What Automatic Repeat Request ARQ? What is Stop and Wait Protocol? What is Stop and Wait Automatic Repeat Request? What is Pipelining ? What is Sliding Window? What is Piggy Backing? What are the two types of transmission technology available? What is subnet? Difference between the communication and transmission. What are the possible ways of data exchange? What is SAP? What do you meant by triple X in Networks? What is frame relay, in which layer it comes? What is terminal emulation, in which layer it comes? What is Beaconing? What is redirector? What is NETBIOS and NETBEUI? What is RAID? What is passive topology? What is Brouter? What is cladding? How Gateway is different from Routers? What is attenuation? What is MAC address? Difference between bit rate and baud rate. What is Bandwidth? What are the types of Transmission media? What is Project 802? What is Protocol Data Unit? What is ICMP? What is difference between ARP and RARP? What are major types of networks and explain? What is mesh network? What MAU? What is logical link control? What is virtual channel? What is virtual path? What is packet filter? What is traffic shaping? What is multicast routing? What is region? What is silly window syndrome? What are Digrams and Trigrams? Expand IDEA. What is wide mouth frog? What is Mail Gateway? What is IGP Interior Gateway Protocol? What is EGP Exterior Gateway Protocol? What is autonomous system? What is BGP Border Gateway Protocol? What is Gateway to Gateway protocol? What is NVT Network Virtual Terminal? What is a Multi homed Host? What is Kerberos? What is OSPF? What is Proxy ARP? What is RIP Routing Information Protocol? What is source route?
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