C3I Solutions Technical Analyst Interview Questions and Answers

DS,DNS,DHCP,DFS,OUTLOOK,VPN

Q1. What is DORA , what is DNS and DHCP
Ans. 
DORA is a framework for measuring software delivery performance. DNS is a system that translates domain names to IP addresses. DHCP is a protocol for automatically assigning IP addresses to devices.
• DORA stands for DevOps Research and Assessment, a framework for measuring software delivery performance

• DNS stands for Domain Name System, translates domain names to IP addresses

• DHCP stands for Dynamic Host Configuration Prot...read more
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Q1. What is active directory and DC promotion
Ans. 
Active Directory is a directory service that stores information about objects on a network, while DC promotion is the process of promoting a server to a domain controller.
• Active Directory is a centralized database that stores information about network resources such as users, computers, and printers.

• It allows administrators to manage and secure resources within a network.

• DC promotion is the process of installing Active...read more
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Asked to write a code to select values on the basis of the map keys using java 8 stream API

Q1. How OAuth works?
Ans. 
OAuth is an open standard for access delegation, commonly used as a way for Internet users to grant websites or applications access to their information on other websites but without giving them the passwords.
• OAuth allows users to grant access to their information without sharing their passwords.

• It is commonly used for authentication and authorization in web applications.

• OAuth uses tokens to grant access to resources o...read more
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Q2. Benefits of using Stream API.
Ans. 
Stream API provides a way to process collections of objects in a functional style.
• Allows for concise and readable code

• Supports parallel processing for improved performance

• Provides a set of powerful functions like map, filter, reduce, etc.

• Enables lazy evaluation for better memory efficiency
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Q1. Salary Negotiation
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Q1. Technical stack in mobile application?
Ans. 
The technical stack in mobile application includes programming languages, frameworks, libraries, and tools used to develop the app.
• Programming languages: Java, Kotlin, Swift, Objective-C

• Frameworks: React Native, Flutter, Xamarin

• Libraries: Retrofit, Alamofire, Glide, Picasso

• Tools: Android Studio, Xcode, Visual Studio

• Other technologies: RESTful APIs, Firebase, Push notifications
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Q2. Native library’s in ios ?
Ans. 
Native libraries are pre-compiled code that can be used in iOS apps for various functionalities.
• Native libraries are written in languages like C, C++, and Objective-C.

• They can be used for tasks like image processing, audio and video playback, and networking.

• Examples of native libraries in iOS include Core Data, Core Graphics, and Core Animation.
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Q1. Basics of firewall, packet flow, real time issues,
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Q1. Tell me about Yourself
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Q2. How many months you suffer in in this company
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Q3. If you have better opportunity are you left this company or if great opportunity is there or not ?
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That was a own question based upon interviewer