Podcast
Questions and Answers
What is the primary function of WANs?
What is the primary function of WANs?
- Connect LANs (correct)
- Connect home users to LANs
- Connect mobile devices
- Connect printers to the Internet
How are WANs commonly used in enterprise networks?
How are WANs commonly used in enterprise networks?
- To connect LANs to the Internet
- To connect remote sites to the enterprise network (correct)
- To connect LANs to home users
- To connect mobile devices to the Internet
In what way do WANs benefit home users?
In what way do WANs benefit home users?
- By providing faster LAN connections
- By connecting home users to LANs
- By connecting home users to the Internet (correct)
- By connecting home users to mobile devices
How do enterprise networks connect remote sites and users over the Internet?
How do enterprise networks connect remote sites and users over the Internet?
Which WAN topology involves a dedicated leased-line connection such as T1/E1?
Which WAN topology involves a dedicated leased-line connection such as T1/E1?
In which WAN topology does a single interface on the hub router connect to multiple spoke routers through virtual interfaces?
In which WAN topology does a single interface on the hub router connect to multiple spoke routers through virtual interfaces?
Which WAN topology requires each router to have a connection to every other router, requiring a large number of virtual interfaces?
Which WAN topology requires each router to have a connection to every other router, requiring a large number of virtual interfaces?
What is the purpose of a dual-homed WAN topology?
What is the purpose of a dual-homed WAN topology?
Which type of business typically consists of one LAN at one location that connects to the Internet through broadband technology?
Which type of business typically consists of one LAN at one location that connects to the Internet through broadband technology?
In a Campus Network, what type of business setup is used to connect to the internet?
In a Campus Network, what type of business setup is used to connect to the internet?
What distinguishes Branch Networks in terms of WAN strategy as a business grows(adding more branch offices, each with its own campus network)?
What distinguishes Branch Networks in terms of WAN strategy as a business grows(adding more branch offices, each with its own campus network)?
What do WAN operations primarily focus on in terms of OSI layers?
(A) Data link layer.
(B) Network layer.
(C) Transport layer.
(D) Physical layer.
Choose two
What do WAN operations primarily focus on in terms of OSI layers? (A) Data link layer. (B) Network layer. (C) Transport layer. (D) Physical layer. Choose two
What do Layer 1 protocols describe in WAN operations?
What do Layer 1 protocols describe in WAN operations?
What do Layer 2 protocols define in WAN operations?
What do Layer 2 protocols define in WAN operations?
What is the function of Customer Premises Equipment (CPE) in a WAN setup?
What is the function of Customer Premises Equipment (CPE) in a WAN setup?
What role does Data Communications Equipment (DCE) play in WAN connectivity?
What role does Data Communications Equipment (DCE) play in WAN connectivity?
How does Data Terminal Equipment (DTE) connect to the local loop in a WAN setup?
How does Data Terminal Equipment (DTE) connect to the local loop in a WAN setup?
What is the demarcation point in a WAN connection, and what is its significance?
What is the demarcation point in a WAN connection, and what is its significance?
What is the purpose of the Local Loop in a WAN network?
What is the purpose of the Local Loop in a WAN network?
What does the Central Office (CO) serve as in a WAN infrastructure?
What does the Central Office (CO) serve as in a WAN infrastructure?
What does the Toll network do in the context of WAN services?
What does the Toll network do in the context of WAN services?
Which WAN device converts digital signals into voice frequencies to be transmitted over analog lines of the public telephone network?
Which WAN device converts digital signals into voice frequencies to be transmitted over analog lines of the public telephone network?
What is the primary function of the access server?
What is the primary function of the access server?
Which WAN device is used with high-speed DSL or cable Internet service?
Which WAN device is used with high-speed DSL or cable Internet service?
What is the purpose of a CSU/DSU device in a WAN setup?
What is the purpose of a CSU/DSU device in a WAN setup?
Which WAN device is a multiport internetworking device commonly used in service provider networks?
Which WAN device is a multiport internetworking device commonly used in service provider networks?
What is the primary role of a router in a WAN environment?
What is the primary role of a router in a WAN environment?
Where is a core router/Multilayer switch typically located within the WAN architecture and its purpose?
Where is a core router/Multilayer switch typically located within the WAN architecture and its purpose?
How do circuit-switched networks operate in a WAN environment?
How do circuit-switched networks operate in a WAN environment?
What is a characteristic of packet-switched networks in WAN operations?
What is a characteristic of packet-switched networks in WAN operations?
WANs can operate as circuit-switched or packet-switched networks ?
WANs can operate as circuit-switched or packet-switched networks ?
Two way that a business can get WAN access, Private WAN Infrastructure and Public WAN Infrastructure.
Two way that a business can get WAN access, Private WAN Infrastructure and Public WAN Infrastructure.
In a private WAN infrastructure, how can a business typically obtain WAN access?
In a private WAN infrastructure, how can a business typically obtain WAN access?
How is WAN access typically achieved in a public WAN infrastructure?
How is WAN access typically achieved in a public WAN infrastructure?
Which of the following is an advantage of using a dial-up connection? (A) Availability.
(B) Complex setup process.
(C) Simplicity.
(D) High flexibility.
(E) Quality.
Choose three answers
Which of the following is an advantage of using a dial-up connection? (A) Availability. (B) Complex setup process. (C) Simplicity. (D) High flexibility. (E) Quality. Choose three answers
Which of the following is a disadvantage associated with dial-up connections?
Choose two answers
(A) Low initial setup cost.
(B) Limited flexibility.
(C) High data transfer speeds.
(D) Cost.
Which of the following is a disadvantage associated with dial-up connections? Choose two answers (A) Low initial setup cost. (B) Limited flexibility. (C) High data transfer speeds. (D) Cost.
What types of traffic can PVCs carry based on the information provided?
What types of traffic can PVCs carry based on the information provided?
How are PVCs uniquely identified in a network environment?
How are PVCs uniquely identified in a network environment?
How do PVCs and DLCIs contribute to communication from one DTE device to another according to the information provided?
How do PVCs and DLCIs contribute to communication from one DTE device to another according to the information provided?
In the given scenario, what DLCI does R1 use to reach R2, and what DLCI does R2 use to reach R1?
In the given scenario, what DLCI does R1 use to reach R2, and what DLCI does R2 use to reach R1?
on what architecture is atm built on?
on what architecture is atm built on?
What is the fixed length of ATM cells?
What is the fixed length of ATM cells?
pick 5 of the features and benefits of ethernet wan:
(A) Reduced expenses and administration.
(B) Easy integration with existing networks.Â
(C) Increased compatibility options.
(D) Service providers now offer Ethernet WAN service using fiber-optic cabling.
(E) Known as Local Ethernet (LocE) and Fiber Ethernet (FibE).
(F) Known as Wide Area Ethernet (WAE) and Satellite Ethernet (SatE).
(G) Known as Metropolitan Ethernet (MetroE), Ethernet over MPLS (EoMPLS), and Virtual Private LAN Service (VPLS).
(I) Enhanced business productivity.
pick 5 of the features and benefits of ethernet wan:
(A) Reduced expenses and administration. (B) Easy integration with existing networks. (C) Increased compatibility options. (D) Service providers now offer Ethernet WAN service using fiber-optic cabling. (E) Known as Local Ethernet (LocE) and Fiber Ethernet (FibE). (F) Known as Wide Area Ethernet (WAE) and Satellite Ethernet (SatE). (G) Known as Metropolitan Ethernet (MetroE), Ethernet over MPLS (EoMPLS), and Virtual Private LAN Service (VPLS). (I) Enhanced business productivity.
Ethernet WAN is commonly utilized to replace which traditional WAN technologies for network connections?
Ethernet WAN is commonly utilized to replace which traditional WAN technologies for network connections?
In Multiprotocol Label Switching (MPLS) which is a multiprotocol high-performance WAN technology, how is data directed from one router to the next based on the provided information?
In Multiprotocol Label Switching (MPLS) which is a multiprotocol high-performance WAN technology, how is data directed from one router to the next based on the provided information?
Multiprotocol Label Switching (MPLS) directs data from one router to the next, based on IP network addresses rather than short path labels
Multiprotocol Label Switching (MPLS) directs data from one router to the next, based on IP network addresses rather than short path labels
What type of solution is Very Small Aperture Terminal (VSAT) known for, based on the provided information?
What type of solution is Very Small Aperture Terminal (VSAT) known for, based on the provided information?
What technology uses existing twisted-pair telephone lines to transport high-bandwidth data and provides IP services to subscribers?
What technology uses existing twisted-pair telephone lines to transport high-bandwidth data and provides IP services to subscribers?
How does a DSL modem convert the signal from the user device?
How does a DSL modem convert the signal from the user device?
From where is network access available?
From where is network access available?
What type of connection and installation do cable modems provide?
What type of connection and installation do cable modems provide?
What is the purpose of municipal Wi-Fi?
What is the purpose of municipal Wi-Fi?
What does WiMAX stand for?
What does WiMAX stand for?
In which situations is Satellite Internet typically used?
In which situations is Satellite Internet typically used?
New developments in broadband wireless technology include:
(A) wifi.
(B) Ethernet.
(C) WiMAX.
(D) Satellite Internet.Â
(E) Municipal Wi-Fi.
(F) Router.
Choose three
New developments in broadband wireless technology include:
(A) wifi. (B) Ethernet. (C) WiMAX. (D) Satellite Internet. (E) Municipal Wi-Fi. (F) Router. Choose three
What do the terms 3G/4G Wireless estand for in the cellular industry?
What do the terms 3G/4G Wireless estand for in the cellular industry?
Which technology is considered to be part of the 4th generation (4G) and is newer and faster?
Which technology is considered to be part of the 4th generation (4G) and is newer and faster?
why do public WANs rely on VPNs when data crosses a public network like the Internet?
why do public WANs rely on VPNs when data crosses a public network like the Internet?
Which of the following are benefits of using VPNs for public WANs?
(A) speed.
(B) Security.
(C) Scalability.
(D) Cost savings.
(E) Compatibility with broadband technology.
(F) Real-time monitoring.
Choose four
Which of the following are benefits of using VPNs for public WANs? (A) speed. (B) Security. (C) Scalability. (D) Cost savings. (E) Compatibility with broadband technology. (F) Real-time monitoring. Choose four
What are the two types of VPN mentioned in the text?
What are the two types of VPN mentioned in the text?
How are permanent, dedicated point-to-point connections provided in networking using leased lines?
How are permanent, dedicated point-to-point connections provided in networking using leased lines?
How can security over public infrastructure connections be provided according to the text?
How can security over public infrastructure connections be provided according to the text?
Which of the following is included in private WAN connections?
(A) Dialup.
(B) ISDN.
(C) Frame Relay.
(D) Satellite Internet.
(E) Metro Ethernet.
(F) MPLS.
(G) VSAT.
(H) ATM.
(M) Cable.
(N) DSL.
Choose seven
Which of the following is included in private WAN connections? (A) Dialup. (B) ISDN. (C) Frame Relay. (D) Satellite Internet. (E) Metro Ethernet. (F) MPLS. (G) VSAT. (H) ATM. (M) Cable. (N) DSL. Choose seven
Which of the following is included in public WAN connections?
(A) DSL.
(B) Cable
(C) Wireless.
(D) Fiber-optic.
(E) Cellular.
(F) ATM.
(I) ISDN.
Choose four
Which of the following is included in public WAN connections? (A) DSL. (B) Cable (C) Wireless. (D) Fiber-optic. (E) Cellular. (F) ATM. (I) ISDN. Choose four
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