WGU D413 Telecomm and Wireless Communications - D413 - Review Q&A Ch.7 With 100% accuracy(Passed)

A(n) _____ is a group of computers that share resources such as files and hardware.

Answer: Network

Explanation: A network allows computers to share resources like files, printers, and internet connections.

A(n) _____ is a logical grouping of users and equipment as defined by the network administrator.

Answer: Domain

Explanation: A domain is a group of network resources (computers, users, devices) that are managed as a unit with a common set of rules and procedures.

List and differentiate between the editions of Windows Server 2016.

Answer: Windows Server 2016 editions include Standard (for general-purpose usage), Datacenter (for highly virtualized environments with unlimited virtual instances), and Essentials (for small businesses with up to 25 users and 50 devices).

What phrase does Windows use to refer to a server cluster?

Answer: Failover cluster

Explanation: A failover cluster in Windows Server is a group of servers that work together to maintain high availability of applications and services.

What is the purpose of a server cluster?

Answer: To ensure high availability and fault tolerance by automatically transferring services from one node to another in case of failure.

What is the purpose of load balancing?

Answer: Load balancing distributes incoming network traffic across multiple servers to optimize resource utilization, maximize throughput, minimize response time, and avoid overloading any single server.

What is a HomeGroup?

Answer: A HomeGroup is a feature in Windows operating systems that allows easy sharing of files and printers on a home network.

In a(n) _____ network model, each computer contains its own database of users.

Answer: Peer-to-peer (P2P)

Explanation: In a peer-to-peer network, each computer acts as both a client and a server, and user accounts are managed locally on each machine.

A(n) _____ network stores user and resource information in one location.

Answer: Client/server

Explanation: In a client/server network, user accounts and resources are centrally managed and stored on servers.

What protocol is native to Windows file sharing?

Answer: SMB (Server Message Block)

Explanation: SMB is the primary protocol used for file and printer sharing in Windows environments.

What other protocol is often identified as SMB?

Answer: CIFS (Common Internet File System)

Explanation: CIFS is an enhanced version of SMB and is often used interchangeably with SMB.

What protocol is commonly associated with sharing on a Unix/Linux system?

Answer: NFS (Network File System)

Explanation: NFS allows Unix/Linux systems to share files and directories over a network.

What does the dollar sign symbol indicate when located beside a share?

Answer: The share is hidden.

Explanation: Adding a dollar sign ($) to the end of a share name in Windows makes it hidden from being browsed.

What two Internet protocols are used by Active Directory to exchange directory information with other servers?

Answer: LDAP (Lightweight Directory Access Protocol) and DNS (Domain Name System)

Explanation: LDAP is used for querying and modifying directory services data, while DNS resolves domain names to IP addresses.

The Active Directory is a hierarchical structure that consists of _____, _____ _____, and _____.

Answer: Domains, Organizational Units (OUs), and Trees

Explanation: Active Directory organizes network resources into domains, which can be grouped into trees, and further organized with OUs.

What namespace feature determines if a domain is part of a tree or forest?

Answer: Domain Naming Context (DNC)

Explanation: The DNC defines the boundaries of a domain within a tree or forest structure in Active Directory.

What is the difference between a disjointed and a contiguous namespace?

Answer: In a disjointed namespace, domain names do not overlap; in a contiguous namespace, domain names are hierarchical and overlap.

What two processes handle authentication in a Windows Server network?

Answer: Kerberos and NTLM (NT LAN Manager)

Explanation: Kerberos is the default authentication protocol in Active Directory environments, while NTLM is used for compatibility.

List and describe four types of trust relationships.

Answer: Trust relationships include one-way incoming, one-way outgoing, two-way transitive, and two-way non-transitive trusts, which define how domains authenticate and share resources.

The _____ file system is limited to a 32-GB partition.

Answer: FAT32

Explanation: FAT32 has a maximum partition size limit of 32 GB.

The _____ file system is limited to a 2-GB partition.

Answer: FAT16

Explanation: FAT16 has a maximum partition size limit of 2 GB.

The _____ file system can create partition sizes as large as 16 EB.

Answer: NTFS (New Technology File System)

Explanation: NTFS supports extremely large partition sizes up to 16 exabytes (EB).

_____ can be set up to share directories and control access to files.

Answer: File sharing

Explanation: File sharing allows users to access shared directories and files while administrators control permissions.

The _____ and _____ file systems allow only for share-level security.

Answer: FAT and FAT32

Explanation: FAT and FAT32 file systems only support share-level permissions, not individual file or folder security settings.

What is the Microsoft Management Console (MMC)?

Answer: MMC is a framework and host for administrative tools, providing a graphical user interface for managing Windows systems and services.

What utility would an administrator use to add users and groups to an Active Directory?

Answer: Active Directory Users and Computers (ADUC)

Explanation: ADUC is a Microsoft Management Console snap-in used to manage users, groups, and organizational units in Active Directory.

Define basic disk and dynamic disk.

Answer: Basic disks use traditional partition tables and are supported by all Windows operating systems; dynamic disks use a proprietary LDM (Logical Disk Manager) and support features like spanning and mirroring.

What does the acronym POSIX represent?

Answer: Portable Operating System Interface (POSIX)

Explanation: POSIX is a set of standards specifying the API for compatibility between Unix-based operating systems.

What was the original purpose of the POSIX standard?

Answer: To promote compatibility between Unix systems and ensure portability of applications across different Unix variants.

Today, the default protocol for network systems is _____.

Answer: TCP/IP (Transmission Control Protocol/Internet Protocol)

Explanation: TCP/IP is the fundamental protocol suite used for data communication in networks, including the Internet.

What is a gateway service?

Answer: A gateway service provides translation between different protocols or data formats to enable communication between different networks or network segments.

What will happen on Windows Server if a user presses the [Ctrl] [Alt] [Del] keys simultaneously after the server boots?

A. The system will reboot.

B. The Windows Security dialog box will display.

C. The Logon dialog box will appear.

D. Nothing will happen. Only the system administrator can invoke [Ctrl] [Alt] [Del].

Answer: C. The Logon dialog box will appear.

Explanation: On Windows Server, pressing [Ctrl] [Alt] [Del] brings up the Logon dialog box to enter credentials.

Which device is used to translate protocols when two different networks are connected together?

A. Switch

B. Router

C. Hub

D. Gateway

Answer: B. Router

Explanation: Routers are used to connect different networks and can translate protocols to enable communication between them.

Which file system supports the largest disk partition?

A. FAT16

B. FAT32

C. NTFS

D. OS/2

Answer: C. NTFS

Explanation: NTFS supports partition sizes up to 16 exabytes (EB), making it suitable for large-scale storage needs.

What can RAID do for a network server?

A. Provide a secure network connection.

B. Provide data storage redundancy.

C. Provide protection from malware.

D. Provide a secure method of user authentication.

Answer: B. Provide data storage redundancy.

Explanation: RAID (Redundant Array of Independent Disks) provides fault tolerance by storing data redundantly across multiple disks.

Which of the following is not a classification associated with LDAP?

A. Forest

B. Tree

C. Branch

D. Domain

Answer: D. Domain

Explanation: LDAP classifications include Forest, Tree, and Branch, but not Domain.

Which of the following is an authentication protocol?

A. FTP

B. HTML

C. Kerberos

D. ARP

Answer: C. Kerberos

Explanation: Kerberos is a network authentication protocol used in Windows domains and other environments.

A client can log on to a network and see a network folder. She can read the contents of all documents located inside the network folder but cannot make changes to the documents. What is the most likely reason she cannot make changes to the documents in the folder?

A. The client is configured with the wrong protocol.

B. The folder is located on a different subnet.

C. The client does not have the correct permission to change the contents of the folder.

D. The client is using the wrong software application when attempting to make changes to the shared documents.

Answer: C. The client does not have the correct permission to change the contents of the folder.

Explanation: Permissions on the network folder restrict the client's ability to modify documents, allowing only read access.

Which device is used to store user accounts in a client/server network?

A. Each workstation stores user-account security information and permissions.

B. The server stores user-account security information and permissions.

C. Both the user workstation and the server store user security information and permissions.

D. Security account information and permissions are stored at Microsoft headquarters, not on the actual network system.

Answer: B. The server stores user-account security information and permissions.

Explanation: In a client/server network, user accounts are centrally managed and stored on servers for security and ease of administration.

Which three are typical characteristics of a peer-to-peer network? (Select three.)

A. A centralized server to control user accounts.

B. Each computer requires individual user accounts.

C. There is no limit to number of workstations.

D. Total clients are limited to 20.

E. Each computer must be configured with LDAP.

F. LDAP is not required.

Answers: B. Each computer requires individual user accounts. C. There is no limit to the number of workstations. F. LDAP is not required.

Explanation: Peer-to-peer networks are decentralized, with no central server for user accounts, scalability to numerous workstations, and not necessarily requiring LDAP for authentication.

What is the minimal requirement for a client/server network user account?

A. User logon name and no password

B. User logon name and password

C. User logon name and a password shared folder

D. No user logon name, just a password

Answer: B. User logon name and password

Explanation: A user account in a client/server network requires at least a logon name (username) and password for authentication.