MCSE INTERVIEW QUESTIONS

Technical Interview Questions – Networking • What is an IP address? • What is a subnet mask? • What is ARP? • What is ARP Cache Poisoning? • What is the ANDing process? • What is a default gateway? What happens if I don’t have one? • Can a workstation computer be configured to browse the Internet and yet NOT have a default gateway? • What is a subnet? • What is APIPA? • What is an RFC? Name a few if possible (not necessarily the numbers, just the ideas behind them) • What is RFC 1918? • What is CIDR? • You have the following Network ID: 192.115.103.64/27. What is the IP range for your network? • You have the following Network ID: 131.112.0.0. You need at least 500 hosts per network. How many networks can you create? What subnet mask will you use? • You need to view at network traffic. What will you use? Name a few tools • How do I know the path that a packet takes to the destination? • What does the ping 192.168.0.1 -l 1000 -n 100 command do? • What is DHCP? What are the benefits and drawbacks of using it? • Describe the steps taken by the client and DHCP server in order to obtain an IP address. • What is the DHCPNACK and when do I get one? Name 2 scenarios. • What ports are used by DHCP and the DHCP clients? • Describe the process of installing a DHCP server in an AD infrastructure. • What is DHCPINFORM? • Describe the integration between DHCP and DNS. • What options in DHCP do you regularly use for an MS network? • What are User Classes and Vendor Classes in DHCP? • How do I configure a client machine to use a specific User Class? • What is the BOOTP protocol used for, where might you find it in Windows network infrastructure? • DNS zones – describe the differences between the 4 types. • DNS record types – describe the most important ones. • Describe the process of working with an external domain name • Describe the importance of DNS to AD. • Describe a few methods of finding an MX record for a remote domain on the Internet. • What does “Disable Recursion” in DNS mean? • What could cause the Forwarders and Root Hints to be grayed out? • What is a “Single Label domain name” and what sort of issues can it cause? • What is the “in-addr.arpa” zone used for? • What are the requirements from DNS to support AD? • How do you manually create SRV records in DNS? • Name 3 benefits of using AD-integrated zones. • What are the benefits of using Windows 2003 DNS when using AD-integrated zones? • You installed a new AD domain and the new (and first) DC has not registered its SRV records in DNS. Name a few possible causes. • What are the benefits and scenarios of using Stub zones? • What are the benefits and scenarios of using Conditional Forwarding? • What are the differences between Windows Clustering, Network Load Balancing and Round Robin, and scenarios for each use? • How do I work with the Host name cache on a client computer? • How do I clear the DNS cache on the DNS server? • What is the 224.0.1.24 address used for? • What is WINS and when do we use it? • Can you have a Microsoft-based network without any WINS server on it? What are the “considerations” regarding not using WINS? • Describe the differences between WINS push and pull replications. • What is the difference between tombstoning a WINS record and simply deleting it? • Name the NetBIOS names you might expect from a Windows 2003 DC that is registered in WINS. • Describe the role of the routing table on a host and on a router. • What are routing protocols? Why do we need them? Name a few. • What are router interfaces? What types can they be? • In Windows 2003 routing, what are the interface filters? • What is NAT? • What is the real difference between NAT and PAT? • How do you configure NAT on Windows 2003? • How do you allow inbound traffic for specific hosts on Windows 2003 NAT? • What is VPN? What types of VPN does Windows 2000 and beyond work with natively? • What is IAS? In what scenarios do we use it? • What’s the difference between Mixed mode and Native mode in AD when dealing with RRAS? • What is the “RAS and IAS” group in AD? • What are Conditions and Profile in RRAS Policies? • What types or authentication can a Windows 2003 based RRAS work with? • How does SSL work? • How does IPSec work? • How do I deploy IPSec for a large number of computers? • What types of authentication can IPSec use? • What is PFS (Perfect Forward Secrecy) in IPSec? • How do I monitor IPSec? • Looking at IPSec-encrypted traffic with a sniffer. What packet types do I see? • What can you do with NETSH? • How do I look at the open ports on my machine?   • What is Active Directory? • What is LDAP? • Can you connect Active Directory to other 3rd-party Directory Services? Name a few options. • Where is the AD database held? What other folders are related to AD? • What is the SYSVOL folder? • Name the AD NCs and replication issues for each NC • What are application partitions? When do I use them • How do you create a new application partition • How do you view replication properties for AD partitions and DCs? • What is the Global Catalog? • How do you view all the GCs in the forest? • Why not make all DCs in a large forest as GCs? • Trying to look at the Schema, how can I do that? • What are the Support Tools? Why do I need them? • What is LDP? What is REPLMON? What is ADSIEDIT? What is NETDOM? What is REPADMIN? • What are sites? What are they used for? • What’s the difference between a site link’s schedule and interval? • What is the KCC? • What is the ISTG? Who has that role by default? • What are the requirements for installing AD on a new server? • What can you do to promote a server to DC if you’re in a remote location with slow WAN link? • How can you forcibly remove AD from a server, and what do you do later? • Can I get user passwords from the AD database? • What tool would I use to try to grab security related packets from the wire? • Name some OU design considerations. • What is tombstone lifetime attribute? • What do you do to install a new Windows 2003 DC in a Windows 2000 AD? • What do you do to install a new Windows 2003 R2 DC in a Windows 2003 AD? • How would you find all users that have not logged on since last month? • What are the DS* commands? • What’s the difference between LDIFDE and CSVDE? Usage considerations? • What are the FSMO roles? Who has them by default? What happens when each one fails? • What FSMO placement considerations do you know of? • I want to look at the RID allocation table for a DC. What do I do? • What’s the difference between transferring a FSMO role and seizing one? Which one should you NOT seize? Why? • How do you configure a “stand-by operation master” for any of the roles? • How do you backup AD? • How do you restore AD? • How do you change the DS Restore admin password? • Why can’t you restore a DC that was backed up 4 months ago? • What are GPOs? • What is the order in which GPOs are applied? • Name a few benefits of using GPMC. • What are the GPC and the GPT? Where can I find them? • What are GPO links? What special things can I do to them? • What can I do to prevent inheritance from above? • How can I override blocking of inheritance? • How can you determine what GPO was and was not applied for a user? Name a few ways to do that. • A user claims he did not receive a GPO, yet his user and computer accounts are in the right OU, and everyone else there gets the GPO. What will you look for? • Name a few differences in Vista GPOs • Name some GPO settings in the computer and user parts. • What are administrative templates? • What’s the difference between software publishing and assigning? • Can I deploy non-MSI software with GPO? • You want to standardize the desktop environments (wallpaper, My Documents, Start menu, printers etc.) on the computers in one department. How would you do that? • Tell me a bit about the capabilities of Exchange Server. • What are the different Exchange 2003 versions? • What’s the main differences between Exchange 5.5 and Exchange 2000/2003? • What are the major network infrastructure for installing Exchange 2003? • What is the latest Exchange 2003 Service Pack? Name a few changes in functionality in that SP. • What are the disk considerations when installing Exchange (RAID types, locations and so on). • You got a new HP DL380 (2U) server, dual Xeon, 4GB of RAM, 7 SAS disks, 64-bit. What do you do next to install Exchange 2003? (you have AD in place) • Why not install Exchange on the same machine as a DC? • Are there any other installation considerations? • How would you prepare the AD Schema in advance before installing Exchange? • What type or permissions do you need in order to install the first Exchange server in a forest? In a domain? • How would you verify that the schema was in fact updated? • What type of memory optimization changes could you do for Exchange 2003? • How would you check your Exchange configuration settings to see if they’re right? • What are the Exchange management tools? How and where can you install them? • What types of permissions are configurable for Exchange? • How can you grant access for an administrator to access all mailboxes on a specific server? • What is the Send As permission? • What other management tools are used to manage and control Exchange 2003? Name the tools you’d use. • What are Exchange Recipient types? Name 5. • You created a mailbox for a user, yet the mailbox does not appear in ESM. Why? • You wanted to change mailbox access permissions for a mailbox, yet you see the SELF permission alone on the permissions list. Why? • What are Query Based Distribution groups? • What type of groups would you use when configuring distribution groups in a multiple domain forest? • Name a few configuration options for Exchange recipients. • What’s the difference between Exchange 2003 Std. and Ent. editions when related to storage options and size? • Name a few configuration options related to mailbox stores. • What are System Public Folders? Where would you find them? • How would you plan and configure Public Folder redundancy? • How can you immediately stop PF replication? • How can you prevent PF referral across slow WAN links? • What types of PF management tools might you use? • What are the differences between administrative permissions and client permissions in PF? • How can you configure PF replication from the command prompt in Exchange 2003? • What are the message hygiene options you can use natively in Exchange 2003? • What are the configuration options in IMF? • What are virtual servers? When would you use more than one? • Name some of the SMTP Virtual Server configuration options. • What is a Mail Relay? Name a few known mail relay software or hardware options. • What is a Smart Host? Where would you configure it? • What are Routing Groups? When would you use them? • What are the types of Connectors you can use in Exchange? • What is the cost option in Exchange connectors? • What is the Link State Table? How would you view it? • How would you configure mail transfer security between 2 routing groups? • What is the Routing Group Master? Who holds that role? • Explain the configuration steps required to allow Exchange 2003 to send and receive email from the Internet (consider a one-site multiple server scenario). • What is DS2MB? • What is Forms Based Authentication? • How would you configure OWA’s settings on an Exchange server? • What is DSACCESS? • What are Recipient Policies? • How would you work with multiple recipient policies? • What is the “issue” with trying to remove email addresses added by recipient policies? How would you fix that? • What is the RUS? • When would you need to manually create additional RUS? • What are Address Lists? • How would you modify the filter properties of one of the default address lists? • How can you create multiple GALs and allow the users to only see the one related to them? • What is a Front End server? In what scenarios would you use one? • What type of authentication is used on the front end servers? • When would you use NLB? • How would you achieve incoming mail redundancy? • What are the 4 types of Exchange backups? • What is the Dial-Tone server scenario? • When would you use offline backup? • How do you re-install Exchange on a server that has crashed but with AD intact? • What is the dumpster? • What are the e00xxxxx.log files? • What is the e00.chk file? • What is circular logging? When would you use it? • What’s the difference between online and offline defrag? • How would you know if it is time to perform an offline defrag of your Exchange stores? • How would you plan for, and perform the offline defrag? • What is the eseutil command? • What is the isinteg command? • How would you monitor Exchange’s services and performance? Name 2 or 3 options. • Name all the client connection options in Exchange 2003. • What is Direct Push? What are the requirements to run it? • How would you remote wipe a PPC? • What are the issues with connecting Outlook from a remote computer to your mailbox? • How would you solve those issues? Name 2 or 3 methods • What is RPC over HTTP? What are the requirements to run it? • What is Cached Mode in OL2003/2007? • What are the benefits and “issues” when using cached mode? How would you tackle those issues? • What is S/MIME? What are the usage scenarios for S/MIME? • What are the IPSec usage scenarios for Exchange 2003? • How do you enable SSL on OWA? • What are the considerations for obtaining a digital certificate for SSL on Exchange? • Name a few 3rd-party CAs. • What do you need to consider when using a client-type AV software on an Exchange server? • What are the different clustering options in Exchange 2003? Which one would you choose and why.

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