Cognizant IT Service Desk Engineer Interview Questions and Answers

PST is a personal storage table used by Outlook to store emails, while OST is an offline storage table used for offline access to emails.

• PST is used for storing emails, contacts, calendar items, and other data in Outlook.

• OST is a cached copy of the mailbox stored on the local computer for offline access.

• PST files are typically used for archiving or backing up emails, while OST files are used for offline access to email...read more

Active Directory is a directory service developed by Microsoft for managing network resources and user accounts.

• Active Directory is used to centrally manage and authenticate users, computers, and other network resources in a Windows domain environment.

• It provides a hierarchical structure of objects, such as users, groups, and organizational units (OUs), which can be organized and managed based on the organization's nee...read more

DNS stands for Domain Name System. It is a decentralized system that translates domain names into IP addresses.

• DNS is used to resolve domain names to their corresponding IP addresses.

• It helps in the efficient routing of internet traffic by translating human-readable domain names into machine-readable IP addresses.

• DNS operates through a hierarchical structure of servers, including authoritative DNS servers, recursive DN...read more

DHCP stands for Dynamic Host Configuration Protocol. It is a network management protocol used to automatically assign IP addresses to devices on a network.

• Automatically assigns IP addresses to devices on a network

• Helps in managing and organizing network resources efficiently

• Reduces the need for manual configuration of IP addresses

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

• DHCP server leases IP addre

LAN stands for Local Area Network, a network that connects computers and devices within a limited area such as a home, office, or building.

• LAN is a network that covers a small geographic area, typically within a single building or campus.

• It allows connected devices to communicate with each other and share resources such as files, printers, and internet access.

• LANs are commonly used in homes, offices, schools, and other...read more

I would like to talk about the beautiful city of Paris.

• Paris is the capital city of France

• Known for its iconic landmarks such as the Eiffel Tower and Louvre Museum

• Famous for its delicious cuisine and fashion scene

• Rich in history and culture with many art galleries and theaters

• Popular tourist destination with millions of visitors each year