what are disadvantage of computer network

1.Network faults can cause loss of data.


2.Network faults could lead to loss of resources.


3.Systems open to hackers.


4.Could become inefficient.


5.Could degrade to performance.


6.Resources could be located too far from users.


7.As a work group user cannot Login from other work group machine within LAN network.


8.User also cannot login from any remote machine from WAN environment.