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Chapter 2 Cisco 1 - Networking Basics LANs were developed to solve which business needs? (Choose three.) Perrine. J 1. reduce duplication of equipment 2. promote the use of sneakernets 3. increase productivity while saving money 4. reduce the number of duplicate copies of files 5. connect users in different geographic locations 6. increase complexity of the work environment 5/25/2017 Page 1 Chapter 2 Cisco 1 - Networking Basics LANs were developed to solve which business needs? (Choose three.) Perrine. J 1. reduce duplication of equipment 2. promote the use of sneakernets 3. increase productivity while saving money 4. reduce the number of duplicate copies of files 5. connect users in different geographic locations 6. increase complexity of the work environment 5/25/2017 Page 2 Chapter 2 Cisco 1 - Networking Basics Which of the following were disadvantages of electronic bulletin boards? (Choose 3.) Perrine. J 1. Simultaneous user connections to multiple computers were very fast. 2. Availability was limited to those who knew the location. 3. They did not scale well to keep up with growing demand. 4. Users could not simultaneously share files. 5. Modem and telephone line requirements were demanding. 5/25/2017 Page 3 Chapter 2 Cisco 1 - Networking Basics Which of the following were disadvantages of electronic bulletin boards? (Choose 3.) Perrine. J 1. Simultaneous user connections to multiple computers were very fast. 2. Availability was limited to those who knew the location. 3. They did not scale well to keep up with growing demand. 4. Users could not simultaneously share files. 5. Modem and telephone line requirements were demanding. 5/25/2017 Page 4 Chapter 2 Cisco 1 - Networking Basics Which of the following are LAN design goals? (Choose three) Perrine. J 1. provide full-time connectivity to remote services 2. consolidate network devices and protocols to a single vendor 3. provide access to high-bandwidth media 4. operate within a limited geographic area 5. allow users to share files and printers 6. provide access to geographically separated networks 5/25/2017 Page 5 Chapter 2 Cisco 1 - Networking Basics Which of the following are LAN design goals? (Choose three) Perrine. J 1. provide full-time connectivity to remote services 2. consolidate network devices and protocols to a single vendor 3. provide access to high-bandwidth media 4. operate within a limited geographic area 5. allow users to share files and printers 6. provide access to geographically separated networks 5/25/2017 Page 6 Chapter 2 Cisco 1 - Networking Basics Which of the following are considered WAN technologies? (Choose three) Perrine. J 1. DSL 2. Ethernet 3. FDDI 4. Frame Relay 5. Modem 6. Token Ring 5/25/2017 Page 7 Chapter 2 Cisco 1 - Networking Basics Which of the following are considered WAN technologies? (Choose three) Perrine. J 1. DSL 2. Ethernet 3. FDDI 4. Frame Relay 5. Modem 6. Token Ring 5/25/2017 Page 8 Chapter 2 Cisco 1 - Networking Basics Why are networking standards needed? Perrine. J 1. Many networks now cover wide geographic area 2. Technologies must be compatible to allow communication 3. Hardware and software are continually being redesigned 4. LANs, MANs, and WANs use different kinds of equipment. 5/25/2017 Page 9 Chapter 2 Cisco 1 - Networking Basics Why are networking standards needed? Perrine. J 1. Many networks now cover wide geographic area 2. Technologies must be compatible to allow communication 3. Hardware and software are continually being redesigned 4. LANs, MANs, and WANs use different kinds of equipment. 5/25/2017 Page 10 Chapter 2 Cisco 1 - Networking Basics Why did networks experience problems in the mid-1980s? Perrine. J 1. Many new network technologies were incompatible 2. Employees preferred sneaker net 3. Common carriers went bankrupt 4. Everyone used the same hardware and software 5/25/2017 Page 11 Chapter 2 Cisco 1 - Networking Basics Why did networks experience problems in the mid-1980s? Perrine. J 1. Many new network technologies were incompatible 2. Employees preferred sneaker net 3. Common carriers went bankrupt 4. Everyone used the same hardware and software 5/25/2017 Page 12 Chapter 2 Cisco 1 - Networking Basics Which of the following are typical features that determine throughput? (Choose two.) Perrine. J 1. types of passwords used on servers 2. type of Layer 3 protocol used 3. network topology 4. length of the network cable 5. number of users on the network 5/25/2017 Page 13 Chapter 2 Cisco 1 - Networking Basics Which of the following are typical features that determine throughput? (Choose two.) Perrine. J 1. types of passwords used on servers 2. type of Layer 3 protocol used 3. network topology 4. length of the network cable 5. number of users on the network 5/25/2017 Page 14 Chapter 2 Cisco 1 - Networking Basics Which of the following would be used by a network administrator to calculate an estimate of network performance? (Choose two.) Perrine. J 1. size of file 2. protocol overhead 3. line bandwidth 4. encapsulation rate 5. bit error rate 5/25/2017 Page 15 Chapter 2 Cisco 1 - Networking Basics Which of the following would be used by a network administrator to calculate an estimate of network performance? (Choose two.) Perrine. J 1. size of file 2. protocol overhead 3. line bandwidth 4. encapsulation rate 5. bit error rate 5/25/2017 Page 16 Chapter 2 Cisco 1 - Networking Basics What is the OSI model? Perrine. J 1. A conceptual framework that specifies how information travels through networks 2. A model that describes how data makes its way from one application program to another through a network 3. A conceptual framework that specifies which network functions occur at each layer 4. All of the above 5/25/2017 Page 17 Chapter 2 Cisco 1 - Networking Basics What is the OSI model? Perrine. J 1. A conceptual framework that specifies how information travels through networks 2. A model that describes how data makes its way from one application program to another through a network 3. A conceptual framework that specifies which network functions occur at each layer 4. All of the above 5/25/2017 Page 18 Chapter 2 Cisco 1 - Networking Basics Which statements describe the network layer of the OSI model in relation to peer-to-peer communication? (Choose two.) Perrine. J 1. Data is encapsulated and a header is attached creating a packet. 2. Network layer information is encapsulated in a frame. 3. The header contains information required to complete the transfer, such as source and destination logical addresses. 4. A service is provided to the physical and the application layer of the OSI model. 5. Data is encapsulated into segments. 6. The header contains no error correction. 5/25/2017 Page 19 Chapter 2 Cisco 1 - Networking Basics Which statements describe the network layer of the OSI model in relation to peer-to-peer communication? (Choose two.) Perrine. J 1. Data is encapsulated and a header is attached creating a packet. 2. Network layer information is encapsulated in a frame. 3. The header contains information required to complete the transfer, such as source and destination logical addresses. 4. A service is provided to the physical and the application layer of the OSI model. 5. Data is encapsulated into segments. 6. The header contains no error correction. 5/25/2017 Page 20 Chapter 2 Cisco 1 - Networking Basics Which of the following are data link layer encapsulation details? (Choose two.) Perrine. J 1. Packets are put into frames. 2. Data is packaged into a packet. 3. Data is segmented into segments. 4. Data is converted for Internet travel. 5. An address is added to identify the directly connected device. 5/25/2017 Page 21 Chapter 2 Cisco 1 - Networking Basics Which of the following are data link layer encapsulation details? (Choose two.) Perrine. J 1. Packets are put into frames. 2. Data is packaged into a packet. 3. Data is segmented into segments. 4. Data is converted for Internet travel. 5. An address is added to identify the directly connected device. 5/25/2017 Page 22 Chapter 2 Cisco 1 - Networking Basics Which of the following terms refers to end-user devices that provide users with a connection to the network? Perrine. J 1. hub 2. router 3. host 4. server 5/25/2017 Page 23 Chapter 2 Cisco 1 - Networking Basics Which of the following terms refers to end-user devices that provide users with a connection to the network? Perrine. J 1. hub 2. router 3. host 4. server 5/25/2017 Page 24 Chapter 2 Cisco 1 - Networking Basics Which of the following best defines encapsulation? Perrine. J 1. Segmenting data so that it flows uninterrupted through the network 2. Compressing data so that it moves more quickly 3. Moving data in groups so that it stays together 4. Wrapping of data in a particular protocol header 5/25/2017 Page 25 Chapter 2 Cisco 1 - Networking Basics Which of the following best defines encapsulation? Perrine. J 1. Segmenting data so that it flows uninterrupted through the network 2. Compressing data so that it moves more quickly 3. Moving data in groups so that it stays together 4. Wrapping of data in a particular protocol header 5/25/2017 Page 26 Chapter 2 Cisco 1 - Networking Basics Which of the following physical topologies is used in situations where breaks in communications are unacceptable? Perrine. J 1. ring 2. star 3. mesh 4. bus 5/25/2017 Page 27 Chapter 2 Cisco 1 - Networking Basics Which of the following physical topologies is used in situations where breaks in communications are unacceptable? Perrine. J 1. ring 2. star 3. mesh 4. bus 5/25/2017 Page 28 Chapter 2 Cisco 1 - Networking Basics Which type of VPN uses analog, dialup, ISDN, DSL, mobile IP, or cable technologies to securely connect mobile users and telecommuters to branch office networks? Perrine. J 1. Access VPN 2. Intranet VPN 3. Extranet VPN 4. Shared VPN 5/25/2017 Page 29 Chapter 2 Cisco 1 - Networking Basics Which type of VPN uses analog, dialup, ISDN, DSL, mobile IP, or cable technologies to securely connect mobile users and telecommuters to branch office networks? Perrine. J 1. Access VPN 2. Intranet VPN 3. Extranet VPN 4. Shared VPN 5/25/2017 Page 30 Chapter 2 Cisco 1 - Networking Basics A contracting company is planning to allow its subcontractors and suppliers access to its network resources. It desires the security of knowing that the general public and competitors will not be able to access the information. Which of the following technologies should the company implement? Perrine. J 1. Access VPN 2. Dial-up VPN 3. Extranet VPN 4. Intranet VPN 5. Secure VPN 6. Wide-Area VPN 5/25/2017 Page 31 Chapter 2 Cisco 1 - Networking Basics A contracting company is planning to allow its subcontractors and suppliers access to its network resources. It desires the security of knowing that the general public and competitors will not be able to access the information. Which of the following technologies should the company implement? Perrine. J 1. Access VPN 2. Dial-up VPN 3. Extranet VPN 4. Intranet VPN 5. Secure VPN 6. Wide-Area VPN 5/25/2017 Page 32 Chapter 2 Cisco 1 - Networking Basics Which of the following are characteristics that cause bandwidth to vary? (Choose three.) Perrine. J 1. network technologies used 2. physics of the media 3. application in use 4. signaling methods 5. type of data 5/25/2017 Page 33 Chapter 2 Cisco 1 - Networking Basics Which of the following are characteristics that cause bandwidth to vary? (Choose three.) Perrine. J 1. network technologies used 2. physics of the media 3. application in use 4. signaling methods 5. type of data 5/25/2017 Page 34 Chapter 2 Cisco 1 - Networking Basics Which layer of the OSI model establishes, manages, and terminates communication between applications? Perrine. J 1. Application 2. Presentation 3. Session 4. Transport 5/25/2017 Page 35 Chapter 2 Cisco 1 - Networking Basics Which layer of the OSI model establishes, manages, and terminates communication between applications? Perrine. J 1. Application 2. Presentation 3. Session 4. Transport 5/25/2017 Page 36 Chapter 2 Cisco 1 - Networking Basics Which of the following is the approximate amount of time it would take to transmit a 23.1 megabyte file on a T1 link? Perrine. J 1. fifteen seconds 2. fifteen million seconds 3. one hundred twenty seconds 4. one hundred twenty thousand seconds 5/25/2017 Page 37 Chapter 2 Cisco 1 - Networking Basics Which of the following is the approximate amount of time it would take to transmit a 23.1 megabyte file on a T1 link? Perrine. J 1. fifteen seconds 2. fifteen million seconds 3. one hundred twenty seconds 4. one hundred twenty thousand seconds 5/25/2017 Page 38