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Block 4 - Servers > Sgt Highlights > Flashcards

Sgt Highlights Flashcards

1
Q

A server is…?

A

Computer or device that is dedicated to managing network resources

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2
Q

What are the two basic networking models used with Windows® Server?

A
  • Peer To Peer (Non-Dedicated)
  • Client Server Architecture (Dedicated)
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3
Q

Name three qualities of Peer To Peer Architecture:

A
  • Non-Dedicated
  • Every computer can communicate directly with every other
    computer
  • No computer has more authority than another
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4
Q

Name three qualities of Client Server Architecture:

A
  • Dedicated
  • Each computer is configured either as a client or a server
  • Clients send a request or query to the server and the server
    responds accordingly
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5
Q
  1. What is a Virtual Machine (VM)?
A

Combination of software application(s) and operating system tricked into thinking it has its own dedicated workstation/server.

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6
Q

What is Para-virtualization?

A

A virtualization technique that presents a modified software interface to the
virtual machines which is similar, yet not identical, to the underlying hardware–software interface.

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7
Q

What is a type 1 hypervisor?

A

Virtualization software is installed directly on machine
hardware rather than on operating system.

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8
Q

A Type 1 Hypervisor is also referred to as?

A

Bare-Metal Virtualization

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9
Q

What is a Type 2 Hypervisor?

A

Requires the host to have an OS installed prior to installing virtualization software.

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10
Q

A Type 2 Hypervisor is also referred to as?

A

Host Virtualization

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11
Q

What is server consolidation?

A

Consolidation of servers using VMs reduces the number of physical servers required to meet operational needs. (benefit of physical host device that will now house multiple virtual servers)

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12
Q

What are the benefits of virtualization?

A

INFRASTRUCTURE SIMPLIFICATION
TOTAL COST OF OWNERSHIP (TCO)
ENVIRONMENTAL ISSUES
IMPROVED RESPONSIVENESS

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13
Q

What are some of the environmental advantages that come with virtualization?

A

Reduced electrical energy consumption (less energy, less power being utilized and less space utilized)

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14
Q

How is change control applied in virtualization?

A

Should be tested in staging environment to ensure no impact to host of guest operating system. (any changes to hardware/software will go through a change control board and then tested in a staged environment)

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15
Q

How is asset tracking and management applied in virtualization?

A

Create and maintain detailed inventories of software (goes back to block 2 and tracking of software compliance of software license agreements via asset tracking and management)

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16
Q

____ are logical partitions used to separate applications on same server.

A

Containers

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17
Q

The following describes what kind of hypervisor?

  • Runs on top of host operating system rather than interacting
    directly with hardware.
  • Can create multiple virtual machines that will each run a
    guest operating system.
A

Type 2 Hypervisor

18
Q

The following describes what kind of hypervisor?

  • Also known as bare-metal hypervisor
  • Installed directly on server’s hardware.
A

Type 1 Hypervisor

19
Q

Amount of memory ___ installed in a host will determine amount of VM’s it can support.

A

RAM

20
Q

RAM requirement for one virtual Microsoft Server 2019 is ___ MB.

A

512MB

21
Q

What is the requirement to support 2 virtual servers?

A

1GB (1000MB = 1GB)

22
Q

What is the requirement to support 3 virtual servers?

A

2GB

23
Q

What is the requirement to support 4 virtual servers?

A

3GB

24
Q

Microsoft Server 2019 requires min ____ free storage space.

A

32GB

25
Q

Used for managing permissions and user/group access to network resources (works on hierarchical structure utilizing info of integrated domains)

A

Active Directory

26
Q

Defines all the objects and attributes used to store data

A

Schema

27
Q

What are some examples of schema attributes?

A

examples: computer name, description, first name, last name, logon name, user name

28
Q

Define Active Directory Logical Structure:

A

Objects that have attributes that define and describe them

29
Q

Allows access to network resources in other domains within a tree or forest

A

Global Catalog Server

30
Q

Active Directory uses DNS to locate networked computers by resolving computer names to __ ___.

A

IP addresses

31
Q

DNS provides ___ ___ for objects located in the Active Directory domain (those objects created would be computer name within active directory)

A

name resolution

32
Q

What is a Record Type A?

A

Maps the IP address to the host name

33
Q

Obtains its zone files using a zone transfer from a master name server

A

Secondary Name Server

34
Q

DHCP Automatically assigns IP addresses to clients during the ___ ___ (done via a DHCP server for temp IP addressing)

A

logon process

35
Q
  1. DHCP scope - each scope must be unique (__ __ between scopes)
A

cannot overlap

36
Q

The following is a list of what?

Scope name, no overlap, start/end IP addresses, any exclusions, subnet mask and lease duration

A

Requirements for setting up a scope

37
Q

What does the acronym “DORA” stand for?

A

Discover, Offer, Request, Acknowledge

38
Q

Application services are called ____ in Linux.

A

Daemons

39
Q

Application services are called ___ in Windows.

A

services

40
Q

Facilitates throttled, prioritized and asynchronous file transfer between machines via idle bandwidth. (can also facilitate between servers and clients)

A

Background Intelligent Transfer Service

41
Q

Some processes should never be deleted; termination can cause ___ ____. (can turn off things or disable application executables)

A

system crash

Block 4 - Servers (13 decks)

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