Exam (elaborations)
ANNEX B (DSAC-23) QUESTIONS AND ANSWERS
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ANNEX B (DSAC-23) QUESTIONS AND ANSWERS
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ANNEX B: (DSAC-23) QUESTIONS AND ANSWERSISO
[NOTE: not iso file] - Answers- International Organization for Standardization
[Ref. DS.02.01 Server Part I, page. 13]
ICMP - Answers- Internet Control Message Protocol
SNMP - Answers- Solarwinds Network Performance Manager
OSI - Answers- Open Systems Interconnection
OU - Answers- Organizational Units
DNS - Answers- Domain Naming System
[NOTE: "Service" in handout]
SQL - Answers- Structured Query Language
NAS - Answers- Network Attached Storage
CSVDE - Answers- Comma Separated Value Directory Exchange
LDAP - Answers- Lightweight Directory Access Protocol
ADDS - Answers- Active Directory Domain Services
(Microsoft implementation of LDAP)
WSUS - Answers- Windows Server Update Services
(Updates through a management council)
GPO - Answers- Group Policy Object
MX - Answers- Mail Exchanger
RAID - Answers- Redundant Array of Independent Disks
LUN - Answers- Logical Unit Number
What are Conditional Forwarders? - Answers- Conditional forwarders are used in DNS
in order to allow a DNS server from one domain to locate a resource in another.
Domain Name "Service" (DNS) Key - Answers- The address book used by all of your
clients and servers. DNS uses different types of records to match one type of identifier
, to another. Some examples are hostname to IPv4, hostname to IPv6, and hostname to
domain name.
What is an AppLocker? - Answers- AppLocker is an application lockdown and control
mechanism. It gives the administrator a very detailed control over which applications are
allowed to execute and which are blocked
*Storage Area network (SAN) - Answers- A network infrastructure designed to provide
data storage, retrieval, and replications. It involves high-end servers, multiple disk
arrays, and Fiber Channel interconnection technology. The Marine Corps primarily
utilizes this type of network in a virtual environment, which is maintained through
physical servers.
Comma Separated Value Directory Exchange (CSVDE) - Answers- CSVDE is a
command line utility that allows you to import and/or export from a Lightweight Directory
Access Protocol (LDAP) repository such as Active Directory. This utility only allows you
to import or export information. It will not allow you to modify or delete entries.
What does vCenter do? - Answers- VMware vCenter Server provides a [centralized
platform] for managing your VMware vSphere environments, allowing you to automate
and deliver a virtual infrastructure across the hybrid cloud with confidence.
Windows Server Update Service (WSUS) - Answers- A WSUS server provides features
that you can use to manage and distribute updates through a [management console.]
Redundant Array of Independent Disks (RAID) - Answers- A drive (or disk) is the basic
unit of storage for systems that use specific software to access native disk shelves.
RAID is a data storage virtualization technology that combines multiple physical disk
drives components into one or more logical units for the purpose of data redundancy
and/or performance improvement.
Virtual Storage Area Network (vSAN) - Answers- vSAN pools the locally attached
storage (physical hard drives in the server) from a vSAN-enabled cluster and presents
the aggregated pool back to all hosts within the cluster. vSAN is built directly on ESXi.
There is no additional software needed for vSAN to be functional. It has its own version
of fault-tolerance that is similar to RAID, without actually using raid.
What are the RAID levels that are the most likely to be utilized? - Answers- RAID 0
(Disk Striping)
RAID 1 (Disk Mirroring)
RAID 5 (Striping with Parity)
RAID 6 (Striping with Double Parity)
RAID 10 (Striping + Mirroring)
What is a server? - Answers- A server is a specialized machine or device with a
particular set of programs that provide various services based on client requests. A
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