4A0-100 Free Exam Questions & Answers (Updated 2026)

Question No 1

You are configuring your Nokia 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?

Choose the Choices:

Question No 2

Which of the following best describes a repeater?

Choose the Choices:

A passive device simply used to connect two or more cables. Does not generate or amplify any signals.

A device that receives and retransmits a signal out its ports, but does not do any Layer 2 analysis of the data.

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.

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.

Question No 3

How do protocols such as ATM and Frame - Relay support differentiating multiple customers or traffic types on the same physical wire?

Choose the Choices:

ATM and Frame - Relay are circuit switched protocols and use Virtual Circuits to create logical separation of traffic.

ATM and Frame - Relay are point - to - point protocols and do not support different customers or traffic type on the same physical wire.

ATM and Frame - Relay are circuit switched protocols and use VLAN's to create logical separation of traffic.

ATM and Frame - Relay are circuit switched protocols and use IP Header information to create logical separation of traffic.

Question No 4

Which of the following is a feature of Layer 3?

Choose the Choices:

Question No 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?

Choose the Choices:

4 subnets, 64 hosts

64 subnets, 4 hosts

4 subnets, 62 hosts

64 subnets, 2 hosts

6 subnets, 30 hosts

Next Question

Nokia 4A0-100 Free Exam Questions (Updated 2026)

PDF Questions

Bundle Pack

Online Engine

Question No 1

Question No 2

Question No 3

Question No 4

Question No 5