What is a subnet mask?
Subnet mask is a 4 byte (32 bit) number used to identify the sub-network ID and the host ID from an IP address. All the hosts in a sub-network will have the same subnet mask. E.g. 255.255.255.0, 255.255.127.0, 255.255.0.0
How many times computer reboot when server 2000 install?
How will you remove this error “ ntldr missing press any key to reboot the system” ?
Reboot the system with XP, ( apply also on server2003,) cd
On setup screen press to R to repair the window
Now provide the administrator password
C:\>cd f:( your cd drive latter, f is taken as the example )
f:\>copy ntldr c:\
reboot the system
Difference between XP home and XP professional ?
Feature that is not available in XP home edition
Off line file and folder
Encrypting file system
The features listed above are only available in XP professional
Which OSI layer does IP belong?
IP belongs to the Network Layer (layer 3) in the OSI model.
Why do we do networking?
For data sharing
To accumulate hardware resource
What are the benefits of networking?
There are lots of advantages from build up a network, but the three big facts are-
From sharing files you can view, modify, and copy files stored on a different computer on the network just as easily as if they were stored on your computer.
Resources such as printers, fax machines, Storage Devices (HDD, FDD and CD Drives), Webcam, Scanners, Modem and many more devices can be shared.
Just as you can share files on a network, you can often also share program on a network. For example, if you have the right type of software license, you can have a shared copy of Microsoft Office, or some other program, and keep it on the network server, from where it is also run
What is network?
A network is basically all of the components (hardware and software) involved in connecting computers across small and large distances.
What are the differences between FAT and NTFS ?
|Doesn't provide local security||Provide local security|
|Doesn't provide disk quota||Provide disk quota|
|Doesn't provide file compression||Provide file compression|
|Doesn't provide other security feature||Provide other security feature|
What is networking?
A process that is describes how the network will connect.
What is topology?
A topology defines how the devices are connected. Further it is divided in physical and logical topology.
What is difference between physical and logical topology?
A physical topology describes how devices are physically cabled together.
A logical topology describes how devices communicate across the physical topology
How many types of topology are available?
A point-to-point topology has a single connection between two devices.
In a star topology, a central device has many point-to-point connections to other devices.
A bus topology uses a single connection or wire to connect all devices.
In a ring topology, device one connects to device two, device two connects to device three, and so on to the last device, which connects back to device one.