10+ DATAMARK BPO SERVICE (P) LTD Interview Questions and Answers

Backup is the process of creating copies of data to prevent data loss in case of system failures or disasters.

• Types of backup include full backup, incremental backup, and differential backup.

• Full backup involves copying all data in a system.

• Incremental backup only copies data that has changed since the last backup.

• Differential backup copies all data that has changed since the last full backup.

• Other types of backup include mirror backup, synthetic backup, and continuous data p...read more

A virtual machine is a software-based emulation of a physical computer that can run operating systems and applications.

• Virtual machines allow multiple operating systems to run on a single physical machine

• They are isolated from each other and can be easily created, duplicated, or deleted

• Common virtual machine software includes VMware, VirtualBox, and Hyper-V

Virtualization is the process of creating a virtual version of a device or resource, such as a server, storage device, network or operating system.

• Allows multiple virtual instances to run on a single physical machine

• Improves efficiency by maximizing resource utilization

• Enhances flexibility and scalability of IT infrastructure

• Examples include VMware, Hyper-V, and VirtualBox

WSUS stands for Windows Server Update Services, a Microsoft tool for managing and distributing updates to Windows operating systems and other Microsoft software.

• WSUS is used by organizations to centrally manage and distribute updates to Windows operating systems and other Microsoft software.

• It allows administrators to approve or decline updates before they are deployed to client computers.

• WSUS can be used to automate the process of downloading and installing updates on client...read more

FSMO (Flexible Single Master Operations) roles are specialized Active Directory domain controller tasks.

• FSMO roles are used to manage and perform specific tasks within an Active Directory environment.

• There are five FSMO roles: Schema Master, Domain Naming Master, RID Master, PDC Emulator, and Infrastructure Master.

• Each FSMO role is responsible for a specific aspect of the Active Directory domain.

• For example, the PDC Emulator role is responsible for time synchronization and pa...read more

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 resolving domain names to their corresponding IP addresses.

• DNS servers store records of domain names and their associated IP addresses.

• DNS also helps with email delivery by translating domain names in email addresses to IP addr...read more

DHCP stands for Dynamic Host Configuration Protocol. It is a network protocol that automatically assigns IP addresses to devices on a network.

• Automatically assigns IP addresses to devices on a network

• Helps in managing and organizing IP addresses efficiently

• Reduces the need for manual configuration of IP addresses

• Ensures that each device on the network has a unique IP address

• Commonly used in home networks, corporate networks, and internet service providers

A server is a computer or software program that provides functionality for other programs or devices, often over a network.

• A server stores and manages data, files, or applications that can be accessed by clients over a network.

• Servers can provide services such as email, web hosting, file storage, and database management.

• Examples of servers include web servers like Apache or Nginx, email servers like Microsoft Exchange, and file servers like Windows Server.

A server is a computer or software program that provides functionality for other programs or devices, often over a network.

• A server stores and manages data, files, or applications that can be accessed by clients.

• Servers can provide services such as email, web hosting, file sharing, and database management.

• Examples of servers include web servers like Apache or Nginx, email servers like Microsoft Exchange, and file servers like Windows Server.