ORACLE Interview Expertise for Technical Analyst (On-Campus)

Oracle got here to our faculty for on-campus hiring for batch 2023. They got here for Technical Analyst (Help ACS) position during which they’re offering each INTERN+FTE for this position.

I assumed there can be many interview rounds however I used to be shocked after the preplacement discuss. Within the preplacement discuss, they knowledgeable us that there can be only one ultimate spherical of interviews. However that single spherical of interviews shouldn’t be easy, it’s like combining 4 totally different rounds of interviews in a single interview. We can be interviewed by  4 interviewers who can be testing us with every ability we have now and in addition asking varied topic questions. Solely shortlisted college students can attend the preplacement discuss.  

Complete Course of: Digital On-line mode: Platform: Hackerrank
Spherical 1: Length: 2 hr. Problem: Exhausting. There are 4 sections during which there are 2 coding questions, 1 REST API, 1 DBMS(SQL question), and 5 MCQs (OS, DSA, Pseudocode, DBMS, APTI) whole of 9 questions.

• Coding -There have been 2 questions, one was medium and one other was very arduous(Connecting to database REST API ) for my good friend one of many questions was like node js database connecting questions was very arduous questions. I  have solved 1 medium-rated query. 
• MCQ Questions- There have been 7 questions that cowl varied ideas like
  •  DSA and DB
  • Math logical
  • Hashing
• Networks
• Discovering time complexity for the given code
• Normal aptitude: Every query carries a 6 or 4 mark and in addition questions weren’t direct and simple it was medium to hard-rated questions. 
• SQL QUERY: A really very arduous question was given. I used to be not capable of remedy this. Largely be a part of associated questions may be requested and in addition questions can be extra advanced. That is the corporate the place the primary spherical is tough in coding and SQL question part as in comparison with all firms throughout placements.

To get certified for the subsequent spherical at the very least remedy 1 coding query, SQL question, and a few MCQs. 

ROUND 2: DURATION: 1:30 MIN. DIFFICULTY: MEDIUM-HARD. There have been a complete of 4 interviewers in a single single panel, the first one can be asking about coding dsa ideas, 2nd one can be projected technical stuff and a few database ideas and a few database principle, third one can be asking about database queries, and the 4th one can be asking situational-based questions like he would be the HR so 
some basic questions can be requested him.

Technical Interview: The interview begins with their introduction, 4 interviewers launched themselves and so they requested me to introduce myself. After my introduction, they had been seeing my resume, after which 2 interviewers began asking about my venture, very deep questions on my venture algorithm, and so on.
I defined as a lot as I can however the interviewer shouldn’t be happy with my clarification of the venture. He requested me about which is my favourite topic. I mentioned networks. Then  interviewer gave one coding query which is a quite simple query:

• Reverse the given string after which after explaining my code and method. He gave the enter string with some little modifications that are of the string containing some particular characters additionally he informed me to reverse the string excluding particular characters and I coded utilizing ASCII after which I defined my ASCII method to the query, and he was happy with my solutions. For me, the interviewer was not concentrating extra on the coding half however for my good friend, the interviewer was asking him to put in writing code for Manhattan distance within the hackerrank platform after which palindrome code after which discover the subsequence within the palindrome, so we will’t say something, the interviewer can ask something. So be ready for the whole lot. 
• He began by asking about OOPS ideas as I’ve talked about in my space of curiosity, he requested me to put in writing code for methodology overloading and methodology overriding and requested me to clarify that, he requested me about inheritance and a few 
  basic oops questions and in addition he requested me in regards to the join-based query by assuming 2 tables eventualities he requested me what can we do. I answered with joins ideas, he was happy, and in addition he requested me for extra view-based questions and in addition queries utilizing view.
• 2nd  interviewer began asking questions that are totally primarily based on the database principle ideas just like the distinction between SQL and PL/SQL, main key, the international key, Mixture features, what’s the usage of combination features,
  the distinction between main and distinctive key, can we use the place and having 
  in the identical question? distinction between the place and having clauses, some PL/SQL questions, triggers, sorts of triggers, cursor, why cursor is used?
• third interviewer began asking some java primarily based questions like how java is sort of a platform-independent language clarify?, what’s Exception, the distinction between an exception and an error, how are you going to resolve it, and what person defines an exception.
  ?, Have u used any user-defined exceptions? What’s the distinction between python and java, compile time and run time, and the distinction between the net server and DB server?
• Questions come up from networks as a result of I mentioned my favourite topic is networks. Some questions had been what’s the Port quantity and what’s its use of it, the distinction between TCP and UDP, what’s a Digital certificates, some 
  encryption course of, who can be giving the digital certificates, and in addition who’s liable for that, I defined symmetric and Uneven cryptography, and he requested me about the private and non-private keys who can be offering that key why that’s required, who encrypts and decrypts the message, what’s a socket.
• Once more some database questions in java, how are you going to join java and the database I answered his JDBC, after which he requested me to put in writing the code however I mentioned I can’t recall it as a result of I’m not positive in regards to the database code. He requested me do u know HTML, CSS, and JS.
• Then they had been discussing with themselves, and everybody was happy with their questions and my solutions, after that some basic questions like what’s your ardour different than learning additionally I informed them my gardening hobbies, then 
  he requested me about industrial coaching and its period that I’ve talked about in my resume, then he requested me what did u be taught from that. Then he requested me in regards to the certification I discussed in my CV, then he requested me whether or not u have participated in a hackathon, and aside from 
  research he requested some basic questions.
• Finally, they requested me Do u have any questions for us and I requested them 2questions about their firm. The interviewer is not going to simply blindly take heed to your solutions regardless that it’s appropriate he can be asking you want are u positive? about this, like he can be testing how sturdy you’re and your accuracy within the solutions ideas the whole lot. So whereas answering be assured and really positive about it.

Trace:

• Self-introduction
• Depth Questioning in Tasks and Areas of Curiosity
• SQL Queries
• Extra information about Database 
• Good at Java programming and connecting SQL.
• Undergo every line that u point out in your resume.
• Clarify tasks which you’re positive about and assured in answering by way of.
• Should you actually don’t know the reply simply merely don’t say I Don’t 
• Comprehend it creates a nasty impression about u, so inform them I’m not positive and inform your reply with their permission opinion.
• Be sturdy in OOPS, DBMS, DSA, NETWORKS, CODING, OS and 
• Some puzzles to cracking any interviews.

VERDICT: SELECTED

Completely 8 college students had been chosen from my faculty.

• Should you obtained rejected don’t fear about it as a result of I obtained rejected by many firms and the factor which I did is get sturdy in all of the areas additionally I took notes like what are all of the errors that I make in interviews that make me get rejected. I realized from my Errors. 
• There’s loads of Fish within the Sea, catch one other Fish.
• Consistency and HARD WORK is the Key to Success.

ALL THE BEST.