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WorksheetsBlock 4
Total questions: 124
Worksheet time: 1hrs 6mins
What is a server?
A server is a system that provides resources or services to users
What is the difference between Single-purpose servers and Multipurpose servers?
Single Purpose servers can provide multiple resources and services at once. Highly flexible
Multipurpose servers can provide multiple resources and services at once. Highly flexible
Single Purpose servers can only provide one service at a time.
More efficient
Multipurpose servers can only provide one service at a time.
More efficient
Which network model allows every computer to communicate with every other computer?
Peer-to-Peer network
Which network model has no dedicated servers and by default no computer has more authority than another?
Peer-to-peer network
Which network model has a server used to facilitate communications and resource sharing between other computers on the network known as “clients”
Peer-to-Peer network model
Hybrid network model
Client-Server network model
A computer on the client-server network managing shared resources for other systems on the network
A computing device that initiates contact with a server in order to make use of a shared resource
What is a desk top terminal that has no hard drive
Thick client
A ______ refers to a computer relying heavily on another system to perform its operations.
Server
Thin client
Thick client
Host
What type of workstation computer is also known as a fat or rich client?
Thick client
Thin client
What type of workstation computer in a client-server configuration functions independently of the server and only occasionally needs to connect to the central server
Thick client
Thin client
What type of workstation computer in a client server configuration has many applications installed locally on the client hard drive
What is a personal computer that may or may not be connected to a network and can function independently of a server
Workstation
What are the advantages of a client-server network model
Easier organization and management of resources
Limited to certain areas
Central management of the server
Security
What are the disadvantages of a client-server network model
Security
More expensive in set up and maintenance
Extremely reliant on centralized server/ single point failure
Server performance impacts entire network
What are the two methods of network control
Workgroups
and
Domains
Work groups are commonly known as ______________ networks.
client
peer-to-peer
Domains are commonly known as ______________ networks
client/server
What type of server automatically assigns each computer an internet protocol (IP)address from a list of available addresses
What type of server provides a translation or resolution of domain names to IP addresses
What type of server acts as a mediator between a client and an external server
What type of server is used to hide the addresses of all devices on the network from the internet
What type of server is at another location and is shared by multiple web site owners
Cloud server
What type of server enables users to remotely log on to a host computer and execute tasks
Telnet Server
What type of server allows administrators to manage and store information about resources from a network and application data in a distributed database
Active Directory Server
What type of server is used to store, process and transfer web site data upon request of a visitor’s browser using the Hypertext Transfer Protocol (HTTP)
What is a combination of software applications and an operating system tricked into thinking it has dedicated hardware
Do VMs have a BIOS, hard disk, memory, applications, CPU, and Operating System
Yes
No
The____is the physical computer hardware on which the virtualized environment resides
Host server
The __________ or __________ is the link managing communications between the host server and virtualized environment
A single virtual environment consists of only one guest OS
True
False
______virtualization is a method of simulating a user workstation so it can be accessed from a remotely connected device
Name the three types of desktop virtualization architectures
Virtual Desktop Infrastructure
Presentation virtualization
User Profile Virtualization
Para-Virtualization
What is the most common type of virtualization, partitioning the physical server into smaller virtual servers
What are the three main types of server virtualization
OS-level Virtualization
Full Virtualization
Para-Virtualization
_________ virtualization allows multiple users to simultaneously access the same application installed on a central server
What type of virtualization is used to pool physical storage from multiple, often separate, network storage devices into one logical storage device that is centrally controlled
Storage Virtualization
What are the common applications of virtualization technologies
User interface design tools, Network bandwidth optimization, Security and control
Development and testing, Server pooling
Training, Server consolidation
Load balancing, Disaster recovery
What type of hypervisor has the virtualization software installed directly on the machine hardware? Is also known as the “Bare-Metal” hypervisor
What type of hypervisor is installed onto an operating system
What is a disadvantage of a Bare-Metal hypervisor
What are the four main benefits of virtualization
Environmental issues
Improvised responsiveness
Infrastructure simplification
Total cost of ownership
Server consolidation allows one server to virtually host many once-dedicated servers that may have been underutilized in their stand-alone state.
True
False
A Total Cost of Ownership (TCO) benefit increases a business’s return on investment (ROI) and is achieved by __________, __________, and _________
Utilization of customer value
Increased server utilization
Investing in product outcomes
Decreased management infrastructure costs
Lower costs to deploy new environments
Name the three environmental issues that virtualization addresses
Decreased physical space requirments
Reduced electrical energy consumption
Decreased cooling requirements
Increased area coverage
Dynamically allocating resources to workloads is __________ balancing and improves the efficiency and autonomy of resource management
automatic load
What are the six main areas of concern regarding virtualization security
Server policies, Applications, Accountability management
Change control, Asset management, Authentication and authorization
Training and education, Patch management, Logging and auditing
Security training, Network capability, Server ownership
When should changes be made to virtualization
When the error text/code is received
Before the virtual session expires
Within approved change control window
Immediately
Organization should create and maintain detailed inventories of software and hardware. This applies to physical and virtual software and falls under the virtualization security concern of __________ and _________
Patch Management
Logging and Auditing
Asset tracking and Management
Education and Training
Define Patch Management
the process of deleting outdated software.
the installation of new hardware components.
the method of creating software from scratch.
the process of managing updates and patches for software and systems to maintain security and protect data.
What shared operating system makes use of container-based virtualization and allows applications on the same server to share the kernel
Linux Kernal
Host OS
What are the logical partitions used to separate applications on the same server
containers
The main factors limiting the number of virtual machines (VMs) that a host can support are ________ and _________
For host servers without on-board graphics processing units (GPUs), an adaptor card will be required to be installed on the motherboard utilizing the PCI Express port
True
False
What is a directory
A directory is a list organizing resources and associates’ characteristics
What is an advanced hierarchical directory service (proprietary to Microsoft) used for managing permissions and user/group access to network resource
Active Directory has a tree-like structure (like the hierarchy of folders and subfolders) consisting of forests, trees, domains, organizational units, objects, and sites.
True
False
Active Directory is divided into __________ and _________ structures for grouping network components
logical and physical
What are the ten components of Active Directory’s logical structure
Partition, Configuration, Schema, Objects
Domain, Domain Tree, Forest, Leaf
Forest Root, Forest, Organizational Unit
Sites, Domain Controller, Forest
Where is the Active Directory information segregated and logically stored
Domain
Partition
Configuration
Forest Root
What are the three partitions of the domain controller
Configuration
Network
Domain
Schema
What Active Directory container consists of a set of object classes, attributes and syntaxes
Forest
Partition
Domain
Schema
__________ containers define the rules that ensure objects are created and modified with consistency
Virtual
Domain
Configuration
Schema
What Active Directory resource defines the rules that ensure objects are created and modified with consistency
What is an attribute
_______________ is the container that stores configuration objects for the entire forest
Configuration
What Active Directory logical structure is a group of users, servers and other resources sharing a centralized database of account and security information
A domain is a logical security boundary with access controlled by a/an
access control list
What is a domain tree
A domain tree is a collection of one or more domains that share a common namespace
What is at the top of the Active Directory structure and consists of one or more domain trees
Forest
Tree
Which logical Active Directory component provides the foundation for the active directory infrastructure and is the first domain to be created
Forest root
Domains created after the forest root are known as
What subdivision in Active Directory would you place users, groups, or computers
What is an object in Active Directory
What is the end point of a branch in Active Directory
Root
Branch
Leaf
What is the difference between a site and a domain
A domain maps the logical structure of an organization and a site maps the physical structure of a network
Name the five components that make up the Active Directory physical structure
Sites, Domain Controllers, Domain Clients, Member Servers, Global Catalog Server
What manages the domain security policy
What are the responsibilities of the domain controller
Enforcing policies
Security
Replication
Authenticating
users
Users can authenticate and log into the Air Force network if the domain controller is down
True
False
The global catalog server is part of Active Directory’s physical structure and allows access to network resources in other domains within a forest or tree
True
False
The ____________ server includes Active directory objects from all domains in a forest
_____________ servers are usually used for dedicated purposes such as FTP, print servers, application servers, or web servers
Members servers
What are some examples of member servers
Database Servers
Application Servers
Print Servers
File Servers
Web Servers
What is a domain client
A domain client is a computer that has an account in Active Directory
What is the purpose of DNS
What three components make up DNS
Resolvers, Name servers, Resources records
Gateway, Filters, Routers
Servers, Records, Caching
Client, Cache, Proxy
What is any host or client on the internet needing to look up domain information (can be software as well)
What entry in the DNS database contains information regarding the domain names.
Name Servers
Caching
Resolvers
Resource Records
Resource records are contained in files called __________
What are the name server roles
Primary name server, Secondary name server, Caching
Static name server, Dynamic name server, Primary name Server
Dynamic name server, Caching name server, Primary name server
Primary name server, Dominos pizza, Waffle house
What zone in the DNS name space resolves a host name to an IP address
Forward Lookup Zone
Reserve Lookup Zone
What zone in the DNS name space resolves IP addresses to host names
Forward Lookup Zone
Reverse Lookup Zone
A DNS query is also known as a __________
What are the three types of DNS queries
What type of query occurs when a DNS client provides a host name and the DNS resolver “must” provide an answer or error message. Uses delegation
What type of DNS query occurs when a DNS client provides a host name and the DNS resolver returns the “best” answer it can
What type of DNS query occurs when a response is immediately returned to the client because the record is stored in a local cache
Non-recursive query
What is the purpose of DHCP
The purpose of DHCP is to automatically assign IP addresses to clients
What protocol automatically assigns an IP address to clients during the log in process
What is typically the time to live (TTL) for a leased IP address
3 days
What is a DHCP scope
What information is required to set up a DHCP scope
Lease duration
Exclusions and delay
A subnet mask
The starting and ending IP addresses
Name the scope
DHCP servers share their database of leased IP addresses with other DHCP servers.
What is a DHCP lease
What is the four-step process for obtaining a DHCP lease for an IP address
During which step in the DHCP process does the client broadcast a request for a DHCP server
During which step in the DHCP process does the DHCP server offer an address to the client
What is the next step in the DHCP process after the client has been offered an IP address
During which step in the DHCP process does the DHCP server assign the IP address or other DHCP option
What are software solutions that improve speed, security, and operability of applications
application services
Services are utility programs that run silently in the background to monitor and take care of subsystems to ensure OS operability
True
False
What Windows service was developed by Microsoft for Windows networks and is included in most Microsoft Windows Server systems
Windows Firewall Services
Group Policy Services
Active Directory Services
What Windows service speeds up operating system and application startup by caching to RAM frequently used files, libraries, and application components
Superfetch / Prefetch
Daemons
What Windows service facilitates throttled, prioritized, and asynchronous file transfer between machines via idle bandwidth and plays a key role in the delivery of software updates from servers to clients
Define DNS Client Service
What Windows service allows users to easily locate shared resources on neighboring computers
Computer Browser Service
What does Internet Connection Sharing (ICS) Service enable
ICS enables the use of one device on a network as an access point for other devices
What does the Routing and Remote Access Service make possible
What two ways can administrators view and manage services in Windows
Service control management and Task management
A _________ is simply an executable program developed for the end user
process
Which Processes should never be deleted because if terminated can cause a freeze or crash
Windows Session Manager
(smss.exe)
Windows Shell Experience Host
(ShellExperienceHost.exe)
Windows Start-Up Application
(wininit.exe)
Client Server Runtime Process
(csrss.exe)
System (ntoskrnl.exe)
Windows Logon Application
(winlogon.exe)
Windows Explorer (explorer.exe)
Where can Processes be located
Processes can be located in Windows Task Manager On the processes tab
Accessing the Processes tab via Task Manager and ending a web browser (Chrome, Edge) process will cause irreparable damage to your computer. True or false
