Crown Solutions Test Engineer Interview Questions and Answers

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Q1. All Java related questions
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Q2. Idea about AI and general HR questions
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Logical reasoning, pseudo codes, mathematical equations

Q1. Explain OOPS in java
Ans. 
OOPS in Java stands for Object-Oriented Programming System, which is a programming paradigm based on the concept of objects.
• OOPS focuses on creating objects that interact with each other to solve a problem

• It involves concepts like inheritance, encapsulation, polymorphism, and abstraction

• Java supports OOPS principles through classes and objects
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Q2. Data Structure, Basic SQL queries
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Q3. Define abstract method and abstract class
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Abstract method is a method without implementation in abstract class which cannot be instantiated. Abstract class is a class with abstract methods.
• Abstract method is declared in abstract class without implementation

• Abstract class cannot be instantiated, only used as a base for other classes

• Abstract class can have both abstract and non-abstract methods

• Example: abstract class Animal { abstract void makeSound(); }

• Example:
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Q1. Why should we hire you?
Ans. 
I have a strong technical background, excellent problem-solving skills, and a passion for software development.
• I have a Bachelor's degree in Computer Science and 5 years of experience in software development.

• I have successfully completed multiple projects using various programming languages and technologies.

• I am a quick learner and always eager to expand my knowledge and skills in the field.
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Q2. What challenges your faced in life?
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I have faced challenges in balancing work and personal life, overcoming imposter syndrome, and adapting to new technologies.
• Balancing work and personal life: Juggling deadlines at work while making time for family and friends.

• Overcoming imposter syndrome: Feeling like I don't belong in the tech industry and constantly doubting my abilities.

• Adapting to new technologies: Learning new programming languages and tools to st
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Q1. Basic hardware troubleshooting
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Q2. Basic network issue
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Q3. OS installation and configuration
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Q1. What is AD & DNS
Ans. 
AD is Active Directory, a Microsoft service for managing users, computers, and resources. DNS is Domain Name System, a protocol for translating domain names to IP addresses.
• AD is used for centralized authentication and authorization of users and computers in a network

• DNS is used for resolving domain names to IP addresses

• AD and DNS are often used together in a Windows environment

• AD can store DNS information for a domain

• ...read more
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Q2. How to configure outlook
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Configuring Outlook involves setting up email accounts, server settings, and personal preferences.
• Open Outlook and click on File

• Click on Add Account and enter your email address and password

• Follow the prompts to set up server settings and account preferences

• Customize settings such as signature, automatic replies, and calendar options

• Test the account to ensure it is working properly
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Q3. If a laptop os crashed, what you do to recover the file?
Ans. 
Recover files by booting from a recovery disk or using data recovery software.
• Boot from a recovery disk and attempt to recover files

• Use data recovery software to scan the hard drive for recoverable files

• If the laptop has a backup system, restore files from the backup

• Avoid using the laptop until the files are recovered to prevent overwriting data
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Q4. If a system not getting internet. what steps you do to troubleshoot?
Ans. 
To troubleshoot a system not getting internet, I would perform the following steps.
• Check if other devices on the same network are able to connect to the internet

• Check if the network cable is properly connected to the system

• Check if the network adapter is enabled and working properly

• Check if the IP address and DNS settings are configured correctly

• Check if there are any firewall or antivirus software blocking the interne...read more
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Q1. Can you describe your previous experience?
Ans. 
I have extensive experience in systems engineering, focusing on design, implementation, and optimization of complex systems.
• Led a team in the deployment of a cloud-based infrastructure, improving system scalability by 30%.

• Implemented automation scripts that reduced deployment time by 50%, enhancing operational efficiency.

• Collaborated with cross-functional teams to integrate new software solutions, resulting in a 20% in...read more
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Q2. What are your reasons for wanting to change your current position?
Ans. 
I seek new challenges and opportunities for growth that align with my career goals and passion for system engineering.
• Desire for professional growth: I'm looking for a role that offers more opportunities for advancement and skill development.

• Interest in new technologies: I want to work with cutting-edge technologies that can enhance my expertise in system engineering.

• Seeking a collaborative environment: I thrive in tea...read more
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Q3. Are you willing to relocate?
Ans. 
Yes, I am open to relocating for the right opportunity, as it can enhance my career and personal growth.
• Relocation can provide exposure to new technologies and methodologies.

• It allows for networking with professionals in different regions.

• I am adaptable and enjoy experiencing new cultures and environments.

• For example, moving to a tech hub can lead to better career prospects.
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Q4. Are you comfortable with the proposed salary?
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Q1. What is networking?
Ans. 
Networking is the practice of connecting computers and devices to share resources and communicate effectively.
• Facilitates communication between devices, e.g., computers, printers, and servers.

• Enables resource sharing, such as files and internet connections.

• Utilizes protocols like TCP/IP for data transmission.

• Can be wired (Ethernet) or wireless (Wi-Fi) connections.

• Supports various network types, including LAN, WAN, and
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Q2. What is the Dynamic Host Configuration Protocol (DHCP)?
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DHCP is a network management protocol that automatically assigns IP addresses to devices on a network.
• DHCP eliminates the need for manual IP address configuration.

• It operates on a client-server model where the DHCP server manages IP address allocation.

• DHCP can provide additional network configuration information, such as subnet mask and default gateway.

• Example: When a device connects to a Wi-Fi network, it requests an ...read more
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Q3. What are the steps to install the Windows 10 and Windows 11 operating systems?
Ans. 
Steps to install Windows 10 and 11 include preparation, installation, and configuration.
• 1. Prepare installation media: Use a USB drive or DVD with the Windows ISO file.

• 2. Boot from installation media: Restart the computer and select the USB/DVD in BIOS/UEFI.

• 3. Choose language and preferences: Select your language, time, and keyboard settings.

• 4. Click 'Install Now': Start the installation process.

• 5. Enter product key: I...read more
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Q4. What is the process for configuring Outlook?
Ans. 
Configuring Outlook involves setting up email accounts, adjusting settings, and ensuring connectivity for optimal use.
• Open Outlook and go to 'File' > 'Account Settings' > 'Account Settings'.

• Click 'New' to add a new email account and select 'Email Account'.

• Enter your name, email address, and password, then click 'Next'.

• Outlook will attempt to configure the account automatically; if it fails, select 'Manual setup'.

• ...read more
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Q1. When will I be able to join?
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Q2. What is your understanding of rotational shifts?
Ans. 
Rotational shifts involve employees working different schedules, often rotating between day, evening, and night shifts.
• Rotational shifts help ensure 24/7 coverage in industries like healthcare and IT.

• Employees may rotate shifts weekly or monthly, promoting flexibility.

• Example: A nurse may work day shifts one week and night shifts the next.

• Rotational shifts can impact work-life balance and require adjustment.

• Effective c...read more
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Q1. Has the entire network experienced an outage?
Ans. 
The entire network can experience an outage due to various factors like hardware failure, software bugs, or external attacks.
• Hardware failure: A router or switch malfunction can disrupt connectivity.

• Software bugs: A critical update might cause network services to crash.

• External attacks: DDoS attacks can overwhelm network resources, leading to outages.

• Power outages: Loss of power to data centers can take down entire net...read more
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Q2. Is the VPN not working?
Ans. 
The VPN may not be working due to various issues like connectivity, configuration, or server problems.
• Check internet connectivity: Ensure the device is connected to the internet.

• Verify VPN credentials: Incorrect username or password can prevent access.

• Inspect VPN settings: Ensure the correct server address and protocol are configured.

• Firewall or antivirus interference: Sometimes, security software can block VPN connect...read more
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