DXC Technology Information Security Analyst Interview Questions and Answers

The MITRE ATT&CK framework is a knowledge base of adversary tactics and techniques based on real-world observations.

• MITRE ATT&CK provides a comprehensive list of techniques used by attackers to compromise systems.

• Techniques are categorized into tactics such as Initial Access, Execution, Persistence, etc.

• Examples of techniques include Spearphishing Attachment, Command and Scripting Interpreter, and Registry Run Keys / S

A palindrome code is a program that checks if a given string reads the same forwards and backwards.

• Create a function that takes a string as input

• Reverse the string and compare it to the original string

• Return true if they are the same, false otherwise

An IP address is a unique numerical label assigned to each device connected to a computer network.

• IP address stands for Internet Protocol address.

• It is used to identify and locate devices on a network.

• There are two types of IP addresses - IPv4 and IPv6.

• Example of IPv4 address: 192.168.1.1

• Example of IPv6 address: 2001:0db8:85a3:0000:0000:8a2e:0370:7334

The OSI model is a conceptual framework that standardizes the functions of a telecommunication or computing system into seven distinct layers.

• The OSI model stands for Open Systems Interconnection model

• It helps in understanding how different networking protocols work together

• Each layer has specific functions and communicates with adjacent layers

• Examples of layers include physical layer, data link layer, network layer, e

The daily routine of an IT Support Engineer involves troubleshooting technical issues, providing support to end users, and maintaining IT systems.

• Responding to help desk tickets and resolving technical issues

• Installing and configuring hardware and software

• Providing technical support to end users via phone, email, or in person

• Performing routine maintenance on IT systems

• Documenting solutions and procedures for future ref

TCP/IP model is a networking protocol suite that defines how data is transmitted over a network.

• Consists of four layers: Application, Transport, Internet, Link

• Each layer has specific functions and protocols

• Example: TCP operates at the Transport layer, while IP operates at the Internet layer