3 BT Business Security Engineer Interview Questions & Answers | Complete Prep Guide 2025

BT Business Security Engineer Interview Experiences

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Security Engineer Interview Questions & Answers

Anonymous

posted on 11 Sep 2020

Interview Questionnaire

3 Questions

Q1. What is the diff between zone protection dos and dos attack rule

Ans.

Zone protection DoS is a feature that protects against DoS attacks by limiting traffic to specific zones, while DoS attack rule is a specific rule that detects and blocks DoS attacks.

Zone protection DoS limits traffic to specific zones to prevent DoS attacks
DoS attack rule detects and blocks DoS attacks based on specific rules
Zone protection DoS is a proactive measure while DoS attack rule is a reactive measure
Zone pro...

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Q2. What is the diff between dos zone protection and dos attack rule

Ans.

DoS zone protection and DoS attack rule are two different methods to prevent DoS attacks.

DoS zone protection is a feature that blocks traffic from a specific IP address or subnet if it exceeds a certain threshold.
DoS attack rule is a security policy that identifies and blocks traffic patterns that are indicative of a DoS attack.
DoS zone protection is a proactive measure that prevents traffic from reaching the target, w...

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Q3. What is sp3 architecture

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SP3 architecture is a security architecture designed to protect against malware attacks.

SP3 stands for Security Platform 3
It is a hardware-based security architecture
It is designed to protect against malware attacks by isolating critical system components
It is used in some Intel processors, such as the Intel Core i7
It provides a secure execution environment for sensitive applications

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Skills evaluated in this interview

Calpion Software Technologies

Be part of a company where work compliments life, not consumes it.

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6d (edited)

timepasstiwari

A Digital Markter

Got Rejected In an Interview, Just Because I Didn’t Answer a Personal Question

So, I got invited for this interview, and they told me to be there at 9 AM. Of course, I get there early, like 8:30, because I don't want to be late. But then I end up waiting for 1.5 hours... read more

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System Engineer Interview Questions & Answers

Infosys

Anonymous

posted on 22 Feb 2022

I applied via Campus Placement and was interviewed before Feb 2021. There were 3 interview rounds.

Round 1 - Aptitude Test

Aptitude round consists Logical reasoning, General Aptitude, Grammar related questions etc. All are moderate level questions.

Round 2 - Technical

(3 Questions)

Q1. Explain OOPs w.r.t Java

Ans.

OOPs is a programming paradigm that uses objects to represent real-world entities. Java is an OOPs language.

OOPs stands for Object-Oriented Programming System
Java is a class-based OOPs language
Encapsulation, Inheritance, Polymorphism, and Abstraction are the four pillars of OOPs
Objects have state and behavior
Java supports interfaces, which allow for multiple inheritance
Example: A car can be represented as an object wit...

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Q2. Explain about the projects that you have worked on

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Q3. Explain how Java solves machine dependency of code execution

Ans.

Java solves machine dependency by using bytecode and virtual machine.

Java code is compiled into bytecode which is platform-independent
The bytecode is executed by the Java Virtual Machine (JVM) which is platform-specific
JVM translates bytecode into machine code for the specific platform
This allows Java code to run on any platform with a JVM installed
Example: A Java program compiled on Windows can run on Linux or Mac as

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Round 3 - HR

(2 Questions)

Q1. Why should we hire you?

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Q2. Tell me about yourself.

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