FCS Software Solutions System Administrator Interview Questions and Answers

Q1. What is Ad replication
Ans. 
Ad replication is the process of copying Active Directory data from one domain controller to another.
• Ad replication ensures that all domain controllers in a network have the same information about user accounts, computers, and other objects.

• It is important for maintaining consistency and avoiding data loss.

• Replication can occur automatically or manually, and can be configured to occur at specific intervals.

• Examples of ...read more
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Q2. How file server works explain in detail
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A file server is a computer that stores and manages files for multiple users on a network.
• File server acts as a central repository for files and data

• Users can access files on the server from their own computers

• File server can be accessed remotely over the internet

• File server can be configured with different levels of access for different users

• File server can be backed up regularly to prevent data loss
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Q3. Dhcp dora process in detail
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DHCP DORA process is a four-step process that enables a client to obtain an IP address from a DHCP server.
• DORA stands for Discover, Offer, Request, and Acknowledge.

• The client sends a broadcast Discover message to locate available DHCP servers.

• The server responds with an Offer message containing an available IP address.

• The client sends a Request message to request the offered IP address.

• The server sends an Acknowledge m...read more
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Q1. Tell me your strengths an weaknesses
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Q2. Given a scenario of handling priorities
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Q1. What is a DNS?
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DNS stands for Domain Name System, which translates domain names to IP addresses.
• DNS is like a phone book for the internet, translating human-readable domain names (like google.com) to IP addresses (like 172.217.3.206).

• It helps users access websites by typing in easy-to-remember domain names instead of complex IP addresses.

• DNS servers store records of domain names and their corresponding IP addresses, allowing for effi...read more
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Q2. How does a DHCP work
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DHCP assigns IP addresses to devices on a network automatically
• DHCP server receives a request from a device for an IP address

• DHCP server assigns an available IP address to the device

• DHCP server also provides other network configuration information like subnet mask and default gateway

• DHCP lease time determines how long the IP address is valid for

• DHCP uses a client-server model
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Q3. How do you troubleshoot a browser slowness issue
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To troubleshoot browser slowness, check for network issues, clear cache and cookies, disable extensions, update browser, and check for malware.
• Check for network issues such as slow internet connection

• Clear browser cache and cookies to improve performance

• Disable unnecessary browser extensions that may be causing slowness

• Update the browser to the latest version for better performance

• Scan for malware or viruses that could
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Q1. Are you open to work in shifts
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Q2. What is the current and expected CTC
Ans. 
Current CTC is $70,000 and expected CTC is $80,000
• Current CTC: $70,000

• Expected CTC: $80,000
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Q3. What is the current notice period
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Q1. What is AD ,Tell me about iso layers,what is tcp/ip.
Ans. 
AD is Active Directory, a directory service developed by Microsoft. ISO layers refer to the OSI model, and TCP/IP is a protocol suite.
• Active Directory is a directory service used to manage resources in a network.

• ISO layers refer to the Open Systems Interconnection model, which is a conceptual model used to describe network communication.

• TCP/IP is a protocol suite used for communication between devices on a network.

• TCP/...read more
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Q1. Salary discussion,joining avail and previous emp details
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Q1. How to increase swap space.
Ans. 
Increasing swap space involves creating a new swap file or resizing an existing swap partition.
• Create a new swap file using the 'dd' command

• Format the new swap file using 'mkswap'

• Enable the new swap file using 'swapon'

• Update the /etc/fstab file to automatically mount the new swap file on boot

• Resize an existing swap partition using tools like 'resize2fs' or 'gparted'
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Q1. What are Oops concept
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Oops concepts refer to Object-Oriented Programming concepts which include inheritance, polymorphism, encapsulation, and abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class.

• Polymorphism: Allows objects to be treated as instances of their parent class.

• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Abstraction: Hides the complex implementation...read more
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Q2. Describe interprocess communication
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Interprocess communication is the mechanism by which processes in a computer system share data and information.
• IPC allows processes to communicate and synchronize with each other

• Common methods include pipes, sockets, shared memory, and message queues

• IPC can be synchronous or asynchronous

• Examples include client-server communication, file sharing, and remote procedure calls
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General aptitude test topics like Math, Reasoning, English, from computer science subjects.

Q1. Introduction about yourself, Technical questions from Data structure and C programming and Networking. Asked to write code and explanation.
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Q1. General HR discussions.
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Q2. Consider all kinds of questions.
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Q1. Have you worked with Productions Environments?
Ans. 
Yes, I have experience working with Production Environments.
• Managed and maintained production servers to ensure uptime and performance

• Deployed software updates and patches in production environments

• Troubleshooted and resolved issues in live production systems
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Q2. How do you automate SDLC?
Ans. 
Automating SDLC involves using tools and scripts to streamline and optimize the software development process.
• Use continuous integration and continuous deployment (CI/CD) tools to automate build, test, and deployment processes.

• Implement configuration management tools to automate infrastructure provisioning and management.

• Utilize automation scripts for repetitive tasks such as code reviews, testing, and deployment.

• Integr...read more
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