Download Nokia Scalable IP Networks.4A0-100.PassCertification.2020-01-23.185q.vcex

Vendor: Nokia
Exam Code: 4A0-100
Exam Name: Nokia Scalable IP Networks
Date: Jan 23, 2020
File Size: 3 MB
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Demo Questions

Question 1
You are configuring your Alcatel-Lucent 7750SR Service Router from the Command Line Interface (CLI), and after entering a lengthy command, wish to return directly to the ROOT context. Which control command allows you to do this quickly?
  1. Ctrl-z
  2. Ctrl-c
  3. Esc
  4. Shift-Page Down
Correct answer: A
Question 2
Which of the following best describes a repeater?
  1. A passive device simply used to connect two or more cables. Does not generate or amplify any signals.
  2. A device that receives and retransmits a signal out its ports, but does not do any Layer 2 analysis of the data.
  3. A device that receives a signal and based on the Layer 2 destination address, makes a decision on which ports the signal should be retransmitted.
  4. A device that receives a signal and based on the Layer 3 destination address, makes a decision on which ports the signal should be retransmitted.
Correct answer: B
Question 3
How do protocols such as ATM and Frame-Relay support differentiating multiple customers or traffic types on the same physical wire?
  1. ATM and Frame-Relay are circuit switched protocols and use Virtual Circuits to create logical separation of traffic.
  2. ATM and Frame-Relay are point-to-point protocols and do not support different customers or traffic type on the same physical wire.
  3. ATM and Frame-Relay are circuit switched protocols and use VLAN's to create logical separation of traffic.
  4. ATM and Frame-Relay are circuit switched protocols and use IP Header information to create logical separation of traffic.
Correct answer: A
Question 4
Which of the following is a feature of Layer 3?
  1. Provides an universal addressing scheme
  2. Ensures data is delivered across the Layer 2 network.
  3. Provides reliable data transfers.
  4. Provides a physical interface to the network.
Correct answer: A
Question 5
The 201.148.26.0/24 network is subnetted using a /26 mask. How many subnets and host addresses will you obtain with this mask?
  1. 4 subnets, 64 hosts
  2. 64 subnets, 4 hosts
  3. 4 subnets, 62 hosts
  4. 64 subnets, 2 hosts
  5. 6 subnets, 30 hosts
Correct answer: C
Question 6
Which statement accurately explains the purpose of the TCP protocol and what it provides?
  1. The primary purpose of TCP is to provide reliable communications between application services.
  2. The primary purpose of TCP is to provide unreliable communications between application services
  3. The primary purpose of TCP is to provide IP routing between application services.
  4. The primary purpose of TCP is to define the correct format for the application layer such as JPEG or HTML.
Correct answer: A
Question 7
Which organization first considered cross-platform networking support to be a necessity?
  1. IBM.
  2. US Military.
  3. Alcatel-Lucent.
  4. NASA.
  5. Bell Labs
Correct answer: B
Question 8
Which of the following statements best describes ARPANET?
  1. ARPANET was an early packet switched network initially connecting 4 sites (Stanford, UC Santa Barbara, UCLA, and U of Utah).
  2. The mission of ARPANET was to connect packet switched networks and other diverse networks, making an international network of networks.
  3. ARPANET connected sites spread around the Hawaiian Islands to a central time-sharing computer on the University of Hawaii campus.
  4. ARPANET was based on the use of TCP/IP to interconnect diverse systems.
Correct answer: A
Question 9
Which organization eventually became the standards body for IP and related protocols?
  1. IEEE
  2. IETF
  3. NSFNET
  4. ITU-T
  5. APNIC
Correct answer: B
Question 10
What is the name for an organization that provides Internet services to its customers?
  1. A large corporation.
  2. An ISP.
  3. A home based business.
  4. A content provider.
Correct answer: B
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