A modem modulates digital signals into analog and __ analog signals back into digital signals.
Can you please explain the difference between hub and a switch?
what is the error we get if one of the disk is failed in raid1 how can i restore the data from another disk
howmany layers in the OSI model.
what is ROI?
Give the function of the osi session layer?
Host ----router ----server Class B network. host's IP : ...82.2 , Mask: 255.255.240.0 router's left IP-address is ...64.1 router's right IP-address is ...32.1. Why can the host not access the server ?
How long does an entry stay in the arp table by default ?
what is ping?
What network topology is at the exhibit (Exhibits looks like a star of David) ?
Give the importance of implementing a fault tolerance system? Are there limitations?
Solaris machines more often than not runs routed daemon. routed is the unix equivalent of RIP. It is always run with -q option. Why ? a. q options optimizes the process b. q option uses a default route c. q option only activates itself in the absence of a default router d. q option tells the process not to advertise any routes. It just listens to the RIP udates. That way it does not interfere with router in the subnet.
You see the following subnet addresses ; what is the subnet mask ? 252.4.0 252.8.0 252.12.0 252.16.0 a. 255.255.255.0 b. 255.255.192.0 c. 255.255.240.0 d. 255.255.252.0