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DHCP assigns IP addresses, DNS resolves domain names to IP addresses, hostname is a unique name for a device, port number identifies a specific process on a device.
DHCP - Dynamic Host Configuration Protocol assigns IP addresses to devices on a network
DNS - Domain Name System resolves domain names to IP addresses
Hostname - A unique name given to a device on a network
Port number - Identifies a specific process on a devic
OS is the operating system, AD is Active Directory. Backup can be done using various methods. Network printer can be configured using IP address or hostname.
OS is the software that manages computer hardware and software resources.
AD is a directory service that stores information about objects on a network.
Backup can be done using tools like Windows Backup, third-party backup software, or cloud backup services.
Network p...
SLA stands for Service Level Agreement, SR stands for Service Request, and TAT stands for Turnaround Time.
SLA is a contract between a service provider and a customer that outlines the level of service expected.
SR is a request made by a customer for a specific service or support.
TAT is the time it takes to complete a service request or resolve an issue.
SLA, SR, and TAT are important metrics in measuring the quality of s
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I applied via Naukri.com
I applied via Naukri.com and was interviewed in Jan 2023. There were 4 interview rounds.
All about profit, percentages,desicion making, English grammar etc
I applied via Referral and was interviewed before May 2023. There was 1 interview round.
I applied via Naukri.com and was interviewed before Mar 2020. There were 4 interview rounds.
Hashtable is synchronized while hashmap is not.
Hashtable is thread-safe while hashmap is not.
Hashtable does not allow null keys or values while hashmap allows one null key and multiple null values.
Hashtable is slower than hashmap due to synchronization.
Hashtable is a legacy class while hashmap is a newer implementation.
Hashmap is not thread-safe while Concurrent Hashmap is thread-safe.
Hashmap is not suitable for multi-threaded environments as it can lead to race conditions and data inconsistencies.
Concurrent Hashmap allows multiple threads to access and modify the map concurrently without any data inconsistencies.
Concurrent Hashmap uses a technique called lock striping to achieve thread-safety.
Concurrent Hashmap is slower than Hashma...
I applied via Naukri.com and was interviewed before Apr 2021. There was 1 interview round.
I applied via Recruitment Consultant and was interviewed in Oct 2020. There were 6 interview rounds.
I applied via Naukri.com and was interviewed before May 2018. There were 5 interview rounds.
I appeared for an interview in Sep 2019.
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