NRS-1 Practice Test From Nokia's SIte | 60 Questions with 100% Correct Answers | Updated & Verified
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Course
NRS-1
Institution
NRS-1
1.1 Which of the following is the physical infrastructure that
provides interconnections between ISPs?
a. A demarcation point
b. An Internet exchange point
c. A central office
d. A point of presence - ANS - b. An Internet exchange point
1.2 Which of the following provides physical separation
...
NRS -1 Practice Test From Nokia's SIte 1.1 Which of the following is the physical infrastructure that provides interconnections between ISPs? a. A demarcation point b. An Internet exchange point c. A central office d. A point of presence - ANS - b. An Internet exchange point 1.2 Which of the following provides physical separation between service provider and customer responsibilities? a. A provider edge router b. An Internet exchange point c. A demarcation point d. A point of presence - ANS - c. A demarcation point 1.3 Which TCP/IP layer is responsible for path determination and end -to-end forwarding of datagrams? a. The application services layer b. The transport layer c. The Internet protocol layer d. The network interface layer - ANS - c. The Internet protocol layer 1.4 What information is part of the encapsulation done at the network interface layer? a. Source and destination MAC addresses b. Source and destination IP addresses c. Source and destination port num bers d. Source and destination email addresses - ANS - a. Source and destination MAC addresses 2.1 Which of the following shows a typical data packet flow when egressing an Nokia 7750 SR? a. SF/CPM -> MDA -> IOM -> SFP b. SF/CPM -> SFP -> IOM -> MDA c. SF/CPM -> IOM -> MDA -> SFP d. MDA -> IOM -> SF/CPM -> SFP - ANS - c. SF/CPM -> IOM -> MDA -> SFP 2.2 Which of the following is not a recommended usage of the compact flashes on an Nokia 7750 SR? a. Using CF 1 to store debug logs. b. Using CF 2 to stor e debug logs. c. Using CF 3 to store accounting logs. d. Using CF 3 to store system files. - ANS - c. Using CF 3 to store accounting logs. 2.3 Which of the following displays a hierarchial CLI command structure at the current context level? a. show b. inf o c. tree d. help - ANS - c. tree 2.4 Which of the following is NOT a valid log destination in an Nokia 7750 SR? a. Main b. Session c. Syslog d. Console - ANS - a. Main 2.5 Which one of the following log -IDs is typically reserved for Network Management o n an Nokia 7750 SR a. 0 b. 98 c. 99 d. 100 - ANS - b. 98 3.1 Which of the following is NOT a type of Layer 2 network? a. Point -to-point network b. Circuit -based network c. Virtual private routed network d. Shared network - ANS - c. Virtual private routed network 3.2 Which of the following statements about SONET/SDH is FALSE? a. SONET/SDH is a Layer -1 technology. b. SDH is used primarily in North America. c. The basic SONET frame is the STS -1. d. An STS -1 frame is exactly one third of an STM -1 frame. - ANS - b. SDH is used primarily in North America. 3.3 Which Ethernet frame field is found in the Ethernet II frame header but NOT in the Ethernet 802.3 frame header? a. Preamble b. Start Frame Delimiter c. Source address
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