Basic CS [3i Infotech Placement]: Sample Questions 173 - 174 of 243

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Question 173

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Short Answer▾

Whether Linked List is linear or Non-linear data structure?

Explanation

  • According to access- listed list is a linear data structure.
  • According to storage linked list is a non-linear data structure as each node can be stored independently.

Linear Data Structure

  • Traverses the data elements sequentially, in which only one data element can directly be reached, Eg: Arrays, Linked Lists

Non-Linear Data Structure

  • Every data item is attached to several other data items that is specific for reflecting relationships.
  • The data items are not arranged in a sequential structure for example, Trees, Graphs

Question 174

Basic CS
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Essay▾

An IP/IPX packet is received by a computer having both IP/IPX. How is the packet handled.

Explanation

Understanding of IP/IPX Protocol
  • Internetwork Packet Exchange/Sequenced Packet Exchange is a set of network protocols that provide packet switching and sequencing for small and large networks.
  • IPX works at layer three of the Open Systems Interconnection model and SPX works at layer 4.
    • IP, IPX is connectionless and contains end-user data, such as IP addresses.
    • IPX/SPX is compatible with local area networks (LAN) or private networks and different communication protocol functions.
    • SPX is connection-oriented and used for routing information and connection-related functions. Routing Information Protocol routes server information, which provides optimal data routing.
  • When the IP/IPX packet is received by a server, which can hander either, it read a field in the packet header to understand whether it is IP or IPX protocol.

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