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I applied via Walk-in and was interviewed in Jun 2024. There was 1 interview round.
Reasoning & General study
I applied via Referral
I applied via Referral and was interviewed before Jun 2021. There were 3 interview rounds.
The OSI Reference Model is a conceptual model that characterizes and standardizes the communication functions of a telecommunication or computing system.
The model has seven layers, each with a specific function.
The layers are: Physical, Data Link, Network, Transport, Session, Presentation, and Application.
Each layer communicates with the layer above and below it.
The model helps ensure interoperability between different...
TCP/IP is a protocol used for communication between devices on a network. IPV4 and IPV6 are two versions of the protocol.
TCP/IP is a suite of protocols that governs communication between devices on a network
IPV4 uses 32-bit addresses and can support up to 4.3 billion unique addresses
IPV6 uses 128-bit addresses and can support up to 340 undecillion unique addresses
TCP is responsible for establishing and maintaining a co...
I applied via Naukri.com and was interviewed before Aug 2022. There were 3 interview rounds.
DSM Infocom interview questions for designations
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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 Campus Placement and was interviewed in May 2021. There was 1 interview round.
I applied via Naukri.com and was interviewed before Apr 2021. There was 1 interview round.
I applied via Naukri.com and was interviewed in Dec 2020. There were 3 interview rounds.
posted on 20 Jun 2021
I applied via Campus Placement and was interviewed in May 2021. There was 1 interview round.
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