Clover Infotech Interview Questions, Process, and Tips

Q1. What is memory ballooning ?
Ans. 
Memory ballooning is a technique used in virtualization to reclaim unused memory from virtual machines.
• Allows hypervisors to dynamically adjust memory allocation based on demand.

• Helps optimize resource utilization in environments with multiple VMs.

• Example: If a VM is using less memory than allocated, the hypervisor can reclaim that memory for other VMs.

• Works in conjunction with memory overcommitment, where more memory
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Q2. What is promiscuous mode in network traffic shaping?
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Promiscuous mode allows a network device to intercept and read all traffic on the network segment.
• Promiscuous mode is used primarily in network monitoring and analysis.

• In this mode, a network interface card (NIC) captures all packets, regardless of their destination.

• It is commonly used in packet sniffing tools like Wireshark.

• Example: A network administrator uses promiscuous mode to troubleshoot network issues by analyz...read more
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Q1. Explain Public , private Procedure
Ans. 
Public and private procedures in PL/SQL control the visibility and accessibility of procedures within a package.
• Public procedures can be accessed by other packages or programs outside the package.

• Private procedures can only be accessed within the package where they are defined.

• Public procedures are declared in the package specification using the 'PUBLIC' keyword.

• Private procedures are declared in the package body witho...read more
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Q2. Cursor and Trigger , Mutating error
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Q1. Public and private procedure
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Q2. Cursor , triggers and function
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Q1. Briefly explain the your network architecture.
Ans. 
Our network architecture is a hybrid model combining on-premises and cloud-based solutions for optimal performance and scalability.
• Utilize on-premises servers for critical data storage and applications

• Leverage cloud services for scalability and flexibility

• Implement redundant network connections for high availability

• Use virtual private networks (VPNs) for secure remote access

• Employ firewalls and intrusion detection/prev
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Q2. Choose your best routing protocols
Ans. 
My best routing protocols are OSPF, BGP, and EIGRP.
• OSPF is a link-state routing protocol known for its scalability and fast convergence.

• BGP is a path vector protocol commonly used for inter-domain routing.

• EIGRP is a Cisco proprietary protocol that combines features of both distance vector and link-state protocols.
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Q1. Did you customize any standard report
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Q2. Have you worked on BPM
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Q1. Explain about the rac
Ans. 
RAC stands for Real Application Clusters, a feature of Oracle Database that allows multiple instances to access a single database simultaneously.
• RAC enables high availability and scalability for Oracle databases.

• It allows multiple instances to run on different servers, providing load balancing and failover capabilities.

• RAC requires shared storage and a cluster interconnect for communication between instances.

• Examples o...read more
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Q2. Explain about the datagaurd
Ans. 
Data Guard is a high availability and disaster recovery solution provided by Oracle for Oracle databases.
• Data Guard ensures high availability, data protection, and disaster recovery for Oracle databases.

• It involves creating standby databases that are synchronized with the primary database to provide failover capabilities.

• Data Guard can be configured in various modes such as Maximum Availability, Maximum Performance, an...read more
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Q1. User management
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Q2. Previous organization work
Ans. 
I worked as a Senior Consultant at XYZ Company, where I led a team of consultants to provide strategic solutions to clients.
• Led a team of consultants to provide strategic solutions to clients

• Developed and implemented customized strategies to meet client needs

• Collaborated with cross-functional teams to deliver successful projects
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Q1. What is the use of datafiles
Ans. 
Datafiles are used to store data in a database system.
• Datafiles store actual data in a database system

• They are used to organize and manage data efficiently

• Datafiles can be used to store tables, indexes, and other database objects

• They are essential for the functioning of a database system
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Q2. Explain about the glodengate
Ans. 
GoldenGate is a data integration software product used for real-time data integration and replication.
• GoldenGate allows for real-time data movement between heterogeneous systems.

• It can be used for data replication, data synchronization, and data transformation.

• GoldenGate supports various databases such as Oracle, SQL Server, MySQL, etc.

• It provides high availability and data consistency during data integration processes
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They took aptitude test in which there was a set of 30 questions like mathematical and logical

Q1. Where do you live? Tell me about your family. Will you get shift in another city if required?
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Q2. Tell me about your family
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Q3. For which job role are you looking for ?
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Q1. Tell me about your project. What technologies has been used in your project? Is there anyone in your family who comes from I.T background? And question related to mysql queries
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Q1. In this process HR gives Basic idea regarding salary and ask basic questions
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