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Oracle System Engineer Interview Questions and Answers
6 Interview questions
SAN (Storage Area Network) is a dedicated network that provides access to consolidated, block-level data storage.
SANs connect multiple servers to a centralized storage system, improving data management.
They use high-speed network technologies like Fibre Channel or iSCSI.
Example: A SAN can support virtualized environments by providing shared storage for multiple virtual machines.
SANs enhance data availability and d...
SAN and NAS are storage solutions that provide data access over a network, each with distinct architectures and use cases.
SAN (Storage Area Network) connects storage devices to servers via a high-speed network, often using Fibre Channel.
NAS (Network Attached Storage) is a dedicated file storage device that connects to a network, allowing multiple users to access files.
SAN is typically used in enterprise environmen...
Linux booting process involves several stages from power on to user login.
BIOS/UEFI firmware initializes hardware
Bootloader (GRUB) loads kernel into memory
Kernel initializes system processes and mounts root filesystem
Init process starts user space processes and services
User login prompt is displayed
To improve performance of a database or SQL, optimize queries, use indexes, normalize data, and consider hardware upgrades.
Optimize queries by using proper indexing and avoiding unnecessary joins
Normalize data to reduce redundancy and improve data integrity
Consider hardware upgrades such as increasing RAM or using solid-state drives
Monitor and analyze query performance using tools like SQL Profiler or EXPLAIN
What people are saying about Oracle
Paging is a memory management scheme that allows the operating system to move data between RAM and disk storage.
Paging involves dividing memory into fixed-size blocks called pages.
When a program needs more memory than is available in RAM, the operating system swaps out less-used pages to disk to free up space.
Paging helps in efficient memory management and allows for virtual memory usage.
Examples include Windows u...
Intercompany process in Oracle Projects involves transactions between different legal entities within the same organization.
Intercompany process facilitates financial transactions between different legal entities within the organization.
It ensures accurate recording of revenue, costs, and profits for each legal entity involved.
Intercompany transactions are typically managed through intercompany billing and interco...
Oracle System Engineer Interview Experiences
9 interviews found
Anonymous
I appeared for an interview in Apr 2025, where I was asked the following questions.
- Q1. About yourself About critical incidents I have handled. Few SQL related questions. Told to write 3 SQL queries including concepts like groupby, join and subqueries.
- Q2. About career gap. Some more general questions.
Ankita Singh
Selected
I appeared for an interview in Feb 2025, where I was asked the following questions.
- Q1. What is san
- Ans.
SAN (Storage Area Network) is a dedicated network that provides access to consolidated, block-level data storage.
SANs connect multiple servers to a centralized storage system, improving data management.
They use high-speed network technologies like Fibre Channel or iSCSI.
Example: A SAN can support virtualized environments by providing shared storage for multiple virtual machines.
SANs enhance data availability and disast...
- Q2. What is nas and raid is used for
- Q3. How san and nas works
- Ans.
SAN and NAS are storage solutions that provide data access over a network, each with distinct architectures and use cases.
SAN (Storage Area Network) connects storage devices to servers via a high-speed network, often using Fibre Channel.
NAS (Network Attached Storage) is a dedicated file storage device that connects to a network, allowing multiple users to access files.
SAN is typically used in enterprise environments fo...
ANKIT KUMAR
Selected
I applied via Referral and was interviewed in Jul 2024. There was 1 interview round.
(2 Questions)
- Q1. Linux booting process
- Ans.
Linux booting process involves several stages from power on to user login.
BIOS/UEFI firmware initializes hardware
Bootloader (GRUB) loads kernel into memory
Kernel initializes system processes and mounts root filesystem
Init process starts user space processes and services
User login prompt is displayed
- Q2. DHCP process
(2 Questions)
- Q1. Basics of SQL and Scripts
- Q2. Health care related questions
I applied via Naukri.com and was interviewed before Mar 2023. There was 1 interview round.
(2 Questions)
- Q1. Asked questions regarding DBMS, OS Networking
- Q2. What is paging ?
- Ans.
Paging is a memory management scheme that allows the operating system to move data between RAM and disk storage.
Paging involves dividing memory into fixed-size blocks called pages.
When a program needs more memory than is available in RAM, the operating system swaps out less-used pages to disk to free up space.
Paging helps in efficient memory management and allows for virtual memory usage.
Examples include Windows using ...
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via LinkedIn and was interviewed before Apr 2023. There was 1 interview round.
(2 Questions)
- Q1. How to improve performance of a database or SQL
- Ans.
To improve performance of a database or SQL, optimize queries, use indexes, normalize data, and consider hardware upgrades.
Optimize queries by using proper indexing and avoiding unnecessary joins
Normalize data to reduce redundancy and improve data integrity
Consider hardware upgrades such as increasing RAM or using solid-state drives
Monitor and analyze query performance using tools like SQL Profiler or EXPLAIN
- Q2. How to install RAC
- Ans.
Installing RAC involves configuring shared storage, network, and Oracle Grid Infrastructure.
Prepare shared storage for Oracle Clusterware files
Configure network settings for interconnect and public network
Install Oracle Grid Infrastructure software on all nodes
Run the Oracle Clusterware Configuration Wizard to create the cluster
Install Oracle RAC software on all nodes
Create the database using Database Configuration Ass...
Skills evaluated in this interview
Interview Questionnaire
1 Question
- Q1. Regarding data structures
Interview Preparation Tips
I applied via Naukri.com
Interview Questionnaire
2 Questions
- Q1. Spring, Arraylist and linked list , problem solving
- Q2. Find a word in 2 d matrix , palindrome or not
- Ans.
A program to find a palindrome word in a 2D matrix of strings.
Iterate through each row and column of the matrix
Check if each string is a palindrome using two pointers approach
Return the first palindrome word found
Interview Preparation Tips
Skills evaluated in this interview
Interview Questionnaire
2 Questions
- Q1. Intercompany process in Oracle Projects
- Ans.
Intercompany process in Oracle Projects involves transactions between different legal entities within the same organization.
Intercompany process facilitates financial transactions between different legal entities within the organization.
It ensures accurate recording of revenue, costs, and profits for each legal entity involved.
Intercompany transactions are typically managed through intercompany billing and intercompany...
- Q2. How rates are setup in Oracle Projects
- Ans.
Rates in Oracle Projects are setup using rate schedules and rate matrices.
Rate schedules define the rates for different resources or roles in a project
Rate matrices define the rates based on different criteria such as project type, organization, or location
Rates can be setup for different time periods, such as hourly, daily, or monthly
Rates can also be setup for different cost types, such as labor, material, or equipme...
Interview Preparation Tips
Experience: Manager Interviewed about the process I have experienced in my previous projects and asked few process oriented questions
Round: Program Director Interview
Experience: Interviewed about my goals and aspirations and about expected CTC and how much am I willing to join Oracle and what made me choose Oracle
Skills evaluated in this interview
Interview questions from similar companies
I applied via Company Website and was interviewed before Sep 2020. There were 3 interview rounds.
Interview Questionnaire
2 Questions
- Q1. How does you skills relate to this job
- Ans.
My skills in software engineering align well with this role, emphasizing problem-solving, coding proficiency, and teamwork.
Proficient in Java: I have developed multiple applications using Java, including a project that improved data processing speed by 30%.
Full Stack Development: I have experience with both front-end and back-end technologies, having built a web application using Spring Boot and React.
Problem-Solving S...
- Q2. Why should we hire you
- Ans.
I bring a unique blend of technical skills, problem-solving abilities, and a passion for innovation that aligns with your team's goals.
Strong technical skills: Proficient in languages like Python and Java, demonstrated by developing a full-stack application for a local business.
Problem-solving mindset: Successfully optimized an existing algorithm, reducing processing time by 30%, which improved overall system performan...
Interview Preparation Tips
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Overall Interview Experience Rating
based on 7 interview experiences
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based on 5 reviews
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