Nomura Holdings Interview Questions, Process, and Tips

Q1. What is your day to day roles and responsibilities
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Q2. What is Spanning Tree Protocol?
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Spanning Tree Protocol is a network protocol that ensures a loop-free topology for Ethernet networks.
• Prevents loops in Ethernet networks by blocking redundant paths

• Designated switches are elected to forward traffic on each segment

• Uses Bridge Protocol Data Units (BPDUs) to communicate and determine the topology

• Common implementations include IEEE 802.1D (STP), 802.1w (RSTP), and 802.1s (MSTP)
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Q3. Have you ever used BGP
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Yes, I have experience using BGP in managing network routing.
• I have configured BGP peering between routers to exchange routing information.

• I have troubleshooted BGP routing issues to optimize network performance.

• I have implemented BGP route filtering and policy-based routing.

• I have worked with BGP communities for traffic engineering purposes.
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Q1. Mostly on BGP Protocol
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Q2. Difference between Packet Switching and Store and Forward Switching
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Packet switching involves breaking data into packets for transmission, while store and forward switching involves receiving the entire message before forwarding.
• Packet switching breaks data into small packets for transmission, allowing for more efficient use of network resources.

• Store and forward switching receives the entire message before forwarding it to the next destination, which can lead to delays.

• Packet switchin...read more
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Q3. What are output errors
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Output errors are errors that occur when data is being sent out of a system or device.
• Output errors can occur when there is a problem with the transmission of data from a device or system.

• These errors can result in corrupted or incomplete data being sent to the intended recipient.

• Examples of output errors include dropped packets in network communication or garbled text in printed documents.
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Q4. How to create IPSec Tunnel with CSR
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To create an IPSec Tunnel with CSR, you need to configure the necessary settings on both devices.
• Configure the IPSec settings on the CSR device, including encryption algorithms, authentication methods, and pre-shared keys

• Ensure that the CSR device has a public IP address and is reachable from the remote device

• Configure the remote device with matching IPSec settings and establish the tunnel with the CSR device
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Questions on Collections

Q1. 2 coding questions
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Q2. Questions on Collections
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Q1. Types of garbage collectors
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Q1. Salary negotiation
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Q1. 1st round was virtual round basic queation of core java , design pattern, threading object creation singleton design pattern deep ,threading class level objevt level,collection differances java 8 stream...read more
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Q2. Singleton design implementation and deep dive into it
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Q3. Immutable implementation ,design classes interfaces with certain scenario
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Q1. Need to visit Nomura office
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Q2. Data structure questions arraylist linked list stack queue imple
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Q3. BFS related question
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Q4. Data structure related questions
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