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Windows Network Administrator Interview Questions

• What is Active Directory schema?
  Posted Saturday, 27 October 2007 by
  

  The Active Directory schema contains formal definitions of every object class that can be created in an Active Directory forest it also contains formal definitions of every attribute that can exist in an Active Directory object.
  
  Active Directory stores and retrieves information from a wide variety of applications and services.

• What is Global Catalog Server?
  Posted Saturday, 27 October 2007 by
  

  A global catalog server is a domain controller it is a master searchable database that contains information about every object in every domain in a forest. The global catalog contains a complete replica of all objects in Active Directory for its host domain, and contains a partial replica of all objects in Active Directory for every other domain in the forest. It have two important functions:

  • Provides group membership information during logon and authentication
  • Helps users locate resources in Active Directory

   

• What is the ntds.tit file default size?
  Posted Saturday, 27 October 2007 by
  

  40 MB 

Network Interview Questions

• What are the standard port numbers for SMTP, POP3, IMAP4, RPC, LDAP and Global Catalog?
  Posted Wednesday, 19 September 2007 by
  SMTP – 25, POP3 – 110, IMAP4 – 143, RPC – 135, LDAP – 389, Global Catalog - 3268
• What is a default gateway?
  Posted Wednesday, 19 September 2007 by
  The exit-point from one network and entry-way into another network, often the router of the network.
• How do you set a default route on an Cisco router?
  Posted Wednesday, 19 September 2007 by
  ip route 0.0.0.0 0.0.0.0 x.x.x.x [where x.x.x.x represents the destination address]
• Describe the lease process of the DHCP server.
  Posted Saturday, 27 October 2007 by
  

  DHCP Server leases the IP addresses to the clients as follows:
  
  DORA
  D (Discover) : DHCP Client sends a broadcast packets to identify the dhcp server, this packet will contain the source MAC.
  O (Offer) : Once the packet is received by the DHCP server, the server will send the packet containing Source IP and Source MAC.
  R (Request) : Client will now contact the DHCP server directly and request for the IP address.
  A (Acknowledge) : DHCP server will send an ack packet which contains the IP address.

• What is IPv6?
  Posted Saturday, 27 October 2007 by
  

  Internet Protocol version 6 (IPv6) is a network layer IP standard used by electronic devices to exchange data across a packet-switched internetwork. It follows IPv4 as the second version of the Internet Protocol to be formally adopted for general use.  ip v6 it is a 128 bit size address. This is total 8 octants each octant size is 16 bits separated with “:”, it is in hexa decimal format. These 3 types:

  1. unicast address
  2. multicast address
  3. anycast address

  
  loopback address of ip v6 is ::1
   

MS Exchange Interview Questions

• What must be done to an AD forest before Exchange can be deployed?
  Posted Wednesday, 19 September 2007 by
  Setup.exe /forestprep
• What are the required components of Windows Server 2003 for installing Exchange 2003?
  Posted Wednesday, 19 September 2007 by
  ASP.NET, SMTP, NNTP, W3SVC
• What Exchange process is responsible for communication with AD?
  Posted Wednesday, 19 September 2007 by
  DSACCESS
• What 3 types of domain controller does Exchange access?
  Posted Wednesday, 19 September 2007 by
  Normal Domain Controller, Global Catalog, Configuration Domain Controller
• What connector type would you use to connect to the Internet, and what are the two methods of sending mail over that connector?
  Posted Wednesday, 19 September 2007 by
  SMTP Connector: Forward to smart host or use DNS to route to each address
• How would you optimise Exchange 2003 memory usage on a Windows Server 2003 server with more than 1Gb of memory?
  Posted Wednesday, 19 September 2007 by
  Add /3Gb switch to boot.ini
• Name the process names for the following: System Attendant?
  Posted Wednesday, 19 September 2007 by
  MAD.EXE, Information Store – STORE.EXE, SMTP/POP/IMAP/OWA – INETINFO.EXE
• What is the maximum amount of databases that can be hosted on Exchange 2003 Enterprise?
  Posted Wednesday, 19 September 2007 by
  20 databases. 4 SGs x 5 DBs.
• What is the use of NNTP with exchange?
  Posted Saturday, 27 October 2007 by
  

  This protocol is used the news group in exchange.