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I applied via Recruitment Consulltant and was interviewed in Apr 2024. There were 2 interview rounds.
SCD 2 is a type of slowly changing dimension in data warehousing, and can be implemented in DataStage using various techniques.
SCD 2 stands for Slowly Changing Dimension Type 2, which tracks historical changes in data over time.
In DataStage, SCD 2 can be implemented using the Change Data Capture stage or custom SQL queries.
To implement SCD 2 in DataStage, you need to identify the key columns for tracking changes, defin...
To improve performance in Datastage, optimize job design, use efficient coding practices, utilize parallel processing, and monitor job performance.
Optimize job design by reducing unnecessary stages and transformations
Use efficient coding practices such as avoiding unnecessary data reads and writes
Utilize parallel processing to take advantage of multiple CPU cores
Monitor job performance using Datastage Director or other
Boxing is the process of converting a value type to a reference type, while unboxing is the process of converting a reference type to a value type.
Boxing is implicit, while unboxing is explicit.
Boxing involves converting a value type to an object type, while unboxing involves extracting the value type from the object type.
Boxing creates a new reference type object on the heap, while unboxing retrieves the original valu...
I applied via Company Website and was interviewed in May 2024. There were 2 interview rounds.
Infosys interview questions for designations
I applied via Campus Placement and was interviewed in Oct 2024. There were 2 interview rounds.
Quants, reasoning, english
With oops concepts, data structures
Get interview-ready with Top Infosys Interview Questions
I applied via Naukri.com and was interviewed in Aug 2024. There was 1 interview round.
A switch is a networking device that connects devices within a local area network (LAN) and forwards data packets between them.
Switches operate at the data link layer of the OSI model.
They use MAC addresses to forward data to the correct destination.
Switches increase network performance by reducing collisions and segmenting traffic.
Examples of switches include Cisco Catalyst series, Netgear ProSAFE series, and TP-Link
Group Policy Objects (GPO) are stored in the SYSVOL folder on domain controllers.
GPOs are stored in the SYSVOL folder on domain controllers
The path to GPOs is typically: C:\Windows\SYSVOL\domain\Policies
Each GPO is stored in a unique folder within the Policies folder
FSMO roles in Active Directory are specialized roles that handle specific tasks within the domain.
There are 5 FSMO roles: Schema Master, Domain Naming Master, RID Master, PDC Emulator, and Infrastructure Master.
These roles are essential for the proper functioning of the Active Directory environment.
Each FSMO role can only exist once in a forest.
The Schema Master controls all updates and modifications to the schema.
The ...
DORA process in DHCP stands for Discover, Offer, Request, Acknowledge. It is the process through which a client obtains an IP address from a DHCP server.
Discover: Client broadcasts a DHCPDISCOVER message to find available DHCP servers
Offer: DHCP servers respond with a DHCPOFFER message containing an available IP address
Request: Client selects an IP address and sends a DHCPREQUEST message to request it
Acknowledge: DHCP ...
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The duration of Infosys Technology Analyst interview process can vary, but typically it takes about less than 2 weeks to complete.
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