NRS I Quiz 1 ⋆ IpCisco

NRS I QUIZ 1

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Question 1

How many layers are in the modern TCP/IP model?

A	10
B	8
C	7
D	5
E	4

Question 2

All severity alarms on a Nokia 7750 SR can be stored in ....

A	None of them
B	Log 99
C	Log 90
D	Log 100
E	Log 98

Question 3

Which prefix summarizes the networks 10.10.0.0/24 through 10.10.3.0/24?

A	10.10.0.0/22
B	10.10.0.0/21
C	10.10.0.0/24
D	10.10.0.0/20
E	10.10.0.0/23

Question 4

What happens during data encapsulation?

A	Headers are removed from data
B	IP addresses are converted to MAC addresses
C	Routing tables are deleted
D	MPLS labels are always removed
E	Protocol information is added as data moves down the protocol stack

Question 5

Which file is used to provide boot options during the Nokia SR OS boot process?

A	boot.ftp
B	startup.ini
C	system.dat
D	bof.cfg
E	router.cfg

Question 6

Which Nokia service provides Multipoint Layer 2 VPN connectivity between customer sites?

A	VPRN
B	BGP
C	LDP
D	VPLS
E	VPWS

Question 7

Which component of a Nokia 7750 SR is primarily responsible for control-plane processing?

Nokia NRS-I practice questions control plane question, Nokia 7750 Service Router

A	Control Processing Module (CPM)
B	Input/Output Module (IOM)
C	Media Dependent Adapter (MDA)
D	Compact Flash (CF)
E	Routing Processor Module (RPM)

Question 8

Which command is used to display configuration information in Nokia SR OS?

A	show
B	set
C	info
D	get
E	display

Question 9

Which Nokia service provides Layer 3 VPN connectivity between customer sites?

A	Ethernet VLAN
B	VPRN
C	VPWS
D	VPLS
E	MPLS LSP

Question 10

Which field in an Ethernet frame is used to detect transmission errors?

A	Preamble
B	EtherType
C	Frame Check Sequence (FCS)
D	Source MAC
E	VLAN ID

Question 11

What is the primary purpose of LDP in an MPLS network?

A	To encrypt VPN traffic
B	To create Ethernet VLANs
C	To distribute MPLS label information between routers
D	To assign IP addresses to routers
E	To calculate OSPF costs

Question 12

Which command is commonly used to display the routing table on Nokia SR OS?

A	info route-table
B	display ip routing-table
C	show ip route
D	show router route-table
E	get router routes

Question 13

If data can be transmitted in both directions simultaneously, the connection is called ...

A	Broadcast
B	Simplex
C	Half-duplex
D	Multicast
E	Full-duplex

Question 14

VLANs are identified by a ...

A	Engine ID
B	Service ID
C	Switch ID
D	Vlan ID
E	System ID

Question 15

Which three label operations are commonly associated with MPLS forwarding? (Choose Three)

A	Push
B	Pop
C	Flood
D	Learn
E	Swap

Question 16

Which two are sublayers of the Data Link layer? (Choose Two)

A	MAC
B	LLC
C	TCP
D	UDP
E	IP

Question 17

Which three VPN service types are covered in Nokia SR OS service configuration? (Choose Three)

A	VPWS
B	VPLS
C	OSPF
D	VPRN
E	LDP

Question 18

Provisioned Card type and Equipped Card type must be same for a card to work properly.

A	False
B	True

Question 19

At which OSI layer does a traditional Ethernet switch primarily operate?

A	Physical
B	Network
C	Data Link
D	Application
E	Transport

Question 20

Which plane is primarily responsible for forwarding user traffic through a router?

control and data plane Nokia NRS-I questions

A	Routing plane
B	Management plane
C	Service plane
D	Control plane
E	Data plane

Question 21

What is the broadcast address of prefix 165.24.200.0/23?

subnetting calculation Nokia NRS-I questions, ipv4 addressing, broadcast address

A	165.24.201.254
B	165.24.200.255
C	165.24.200.128
D	165.24.200.254
E	165.24.201.255

Question 21 Explanation:

Network: 165.24.200.0/23 10100101.00011000.1100100 0.00000000 (Class B) Broadcast: 165.24.201.255 10100101.00011000.1100100 1.11111111

Question 22

What does a router primarily examine when forwarding an IP packet? ip packet forwarding Nokia NRS questions

A	Ethernet FCS
B	Source TCP port
C	Destination IP address
D	VLAN name
E	Source MAC address

Question 23

Which two interfaces can be used for out-of-band management of a Nokia 7750 SR? (Choose Two)

A	Management port
B	Console port
C	Network port
D	Access port
E	Service interface

Question 24

Which Nokia service provides a point-to-point Layer 2 VPN service? mpls layer 2 vpn Nokia NRS-I questions, nokia 7750 SR

A	OSPF
B	VPWS
C	VPRN
D	LDP
E	VPLS

Question 25

Which routing protocol covered in Nokia NRS I is a link-state routing protocol?

A	BGP
B	OSPF
C	ARP
D	LDP
E	MPLS

Question 26

Which type of fiber is typically used for longer-distance Ethernet connections?

A	Multimode fiber
B	UTP
C	STP
D	Coaxial cable
E	Single-mode fiber

Question 27

Which type of route is manually configured by a network administrator?

A	LDP route
B	Static route
C	OSPF route
D	BGP route
E	Dynamic route

Question 28

What does an Ethernet switch primarily use to make Layer 2 forwarding decisions?

A	Source IP address
B	MPLS label only
C	Destination TCP port
D	OSPF Router ID
E	Destination MAC address

Question 29

Which command configures the system name as ABC on Nokia SR OS?

A	system-name ABC
B	configure system name ABC
C	system name ABC
D	hostname ABC
E	name ABC

Question 30

Which state indicates a fully established OSPF adjacency?

A	2-Way
B	ExStart
C	Exchange
D	Init
E	Full

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gokhankosem

Gokhan Kosem is a Network Engineer, Instructor and the Founder of IPCisco.com with 15+ years of experience in Cisco, Nokia, Huawei, Juniper, Linux, Service Provider Networks, Routing and Switching technologies.

He has worked on the backbone networks of major service providers and network vendors including Nortel, Alcatel-Lucent (Nokia) and has extensive hands-on experience with Cisco, Huawei, Juniper and Nokia networking technologies.

He has trained thousands of networking students worldwide through IPCisco.com, Udemy, books, labs, quizzes, and educational content across multiple social media platforms.

IPCisco.com | Best Route to Your Dreams

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