About NJ Technologies
NJ Technologies Interview Questions and Answers
Updated 21 Feb 2026Technical Support Specialist Interview Experience
Candidate: Emily Davis
Experience Level: Entry-level
Applied Via: Job fair
Difficulty: Easy
Final Result:
Interview Process
1
Questions Asked
- How would you handle an irate customer?
- Describe your experience with troubleshooting software issues.
Advice
Focus on communication skills and problem-solving abilities.
Full Experience
I met the recruiter at a job fair and had an on-the-spot interview. The questions were straightforward and focused on customer service scenarios. I was offered the position shortly after.
Quality Assurance Engineer Interview Experience
Candidate: David Kim
Experience Level: Mid-level
Applied Via: Company website
Difficulty:
Final Result:
Interview Process
3
Questions Asked
- Explain the difference between black box and white box testing.
- Write test cases for a login feature.
- How do you prioritize bugs?
Advice
Understand testing methodologies well and be ready to write test cases on the spot.
Full Experience
I applied via the company website and had a phone screening, a technical test, and a final interview with the QA team. The technical test was practical and relevant to real-world scenarios. The team was friendly and supportive.
Product Manager Interview Experience
Candidate: Catherine Smith
Experience Level: Senior
Applied Via: LinkedIn
Difficulty: Hard
Final Result:
Interview Process
4
Questions Asked
- Describe a time you managed a difficult stakeholder.
- How do you prioritize features in a product roadmap?
- Design a go-to-market strategy for a new software product.
Advice
Prepare detailed examples of leadership and product strategy, and be ready for case study questions.
Full Experience
The process was intense with multiple rounds including HR, technical PM, and a final presentation. Each round tested different skills from behavioral to strategic thinking. I appreciated the professionalism and clarity throughout.
Data Analyst Interview Experience
Candidate: Brian Lee
Experience Level: Entry-level
Applied Via: Referral
Difficulty: Easy
Final Result: Rejected
Interview Process
2
Questions Asked
- What is the difference between inner join and outer join?
- How do you handle missing data in a dataset?
Advice
Gain more hands-on experience with SQL and data visualization tools before applying.
Full Experience
I was referred by a friend and had two interview rounds. The first was a basic technical interview focusing on SQL and Excel skills. The second was with the hiring manager, discussing my internship experience. Unfortunately, I was not selected as they preferred candidates with more experience.
Software Engineer Interview Experience
Candidate: Alice Johnson
Experience Level: Mid-level
Applied Via: Online job portal
Difficulty:
Final Result:
Interview Process
3
Questions Asked
- Explain the concept of polymorphism in OOP.
- Write a function to reverse a linked list.
- How do you handle merge conflicts in Git?
Advice
Brush up on data structures and algorithms, and be prepared to discuss your past projects in detail.
Full Experience
I applied through their career website and was invited for a phone screening. The first round was a technical phone interview focusing on coding problems. The second was an in-person technical interview with whiteboard coding and system design questions. The final round was with the team lead and HR, discussing culture fit and my experience. The process was thorough but fair.
Frequently Asked Questions in NJ Technologies
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Common Interview Questions in NJ Technologies
Q: In a sports contest there were m medals awarded on n successive days (n > 1). 1. On the first day 1 medal and 1/7 of the remaining m - 1 medals were awarded. 2. On the second day 2 medals and 1/7 of the now remaining medals was awarded; and so on.On the nth and last day, the remaining n medals were awarded.How many days did the contest last, and how many medals were awarded altogether?
Q: A hare and a tortoise have a race along a circle of 100 yards diameter. The tortoise goes in one directionand the hare in the other. The hare starts after the tortoise has covered 1/5 of its distance and that too leisurely.The hare and tortoise meet when the hare has covered only 1/8 of the distance. By what factor should the hareincrease its speed so as to tie the race?
Q: A rich merchant had collected many gold coins. He did not want anybody to know about them. One day his wife asked, "How many gold coins do we have?" After pausing a moment, he replied, "Well! If I divide the coins into two unequal numbers, then 32 times the difference between the two numbers equals the difference between the squares of the two numbers."The wife looked puzzled. Can you help the merchant's wife by finding out how many gold coins they have?
Q: Suppose a newly-born pair of rabbits, one male, one female, are put in a field. Rabbits are able to mate at the age of one month so that at the end of its second month a female can produce another pair of rabbits. Suppose that our rabbits never die and that the female always produces one new pair (one male, one female) every month from the second month on.
Q: 9 cards are there. You have to arrange them in a 3*3 matrix. Cards are of 4 colors. They are red, yellow, blue and green. Conditions for arrangement: one red card must be in first row or second row. 2 green cards should be in 3rd column. Yellow cards must be in the 3 corners only. Two blue cards must be in the 2nd row. At least one green card in each row.
Q: A rich man died. In his will, he has divided his gold coins among his 5 sons, 5 daughters and a manager. According to his will: First give one coin to manager. 1/5th of the remaining to the elder son.Now give one coin to the manager and 1/5th of the remaining to second son and so on..... After giving coins to 5th son, divided the remaining coins among five daughters equally.All should get full coins. Find the minimum number of coins he has?
Q: There are 3 clans in an island - The Arcs who never lie, the Dons who always lie and the Slons who lie alternately with the truth. Once a tourist meets 2 guides who stress that the other is a Slon. They proceed on a tour and see a sports meet. The first guide says that the prizes have been won in the order Don, Arc, Slon. The other says that, the order is Slon, Don, Arc. (the order need not be exact). To which clan did each of the guides and the players belong? ...
Q: 36 people {a1, a2, ..., a36} meet and shake hands in a circular fashion. In other words, there are totally 36 handshakes involving the pairs, {a1, a2}, {a2, a3}, ..., {a35, a36}, {a36, a1}. Then size of the smallest set of people such that the res...
Q: A light bulb is hanging in a room. Outside of the room there are three switches, of which only one is connected to the lamp. In the starting situation, all switches are 'off' and the bulb is not lit. If it is allowed to check in the room only once.How would you know which is the switch?
Q: There is a room with a door (closed) and three light bulbs. Outside the room there are three switches, connected to the bulbs. You may manipulate the switches as you wish, but once you open the door you can't change them. Identify each switch with its bulb.
Q: Every day a cyclist meets a train at a particular crossing .The road is straight before the crossing and both are travelling in the same direction.Cyclist travels with a speed of 10 kmph.One day the cyclist come late by 25 minutes and meets the train 5 km before the crossing.What is the speed of the train?
Q: A long, long time ago, two Egyptian camel drivers were fighting for the hand of the daughter of the sheik of Abbudzjabbu. The sheik, who liked neither of these men to become the future husband of his daughter, came up with a clever plan: a race would dete
Q: Tom has three boxes with fruits in his barn: one box with apples, one box with pears, and one box with both apples and pears. The boxes have labels that describe the contents, but none of these labels is on the right box. How can Tom, by taking only one p
Q: A vessel is full of liquid. From the vessel, 1/3rd of the liquid evaporates on the first day. On the second day 3/4th of the remaining liquid evaporates. What fraction of the volume is present at the end of the second day
Q: Jarius and Kylar are playing the game. If Jarius wins, then he wins twice as many games as Kylar. If Jarius loses, then Kylar wins as the same number of games that Jarius wins. How many do Jarius and Kylar play before this match?
Q: In a Park, N persons stand on the circumference of a circle at distinct points. Each possible pair of persons, not standing next to each other, sings a two-minute song ? one pair immediately after the other. If the total time taken for singing is 28 minutes, what is N?
Q: Give two dice - one is a standard dice, the other is blank (nothing painted on any of the faces). The problem is to paint the blank dice in such a manner so that when you roll both of them together, the sum of both the faces should lie between 1 and 12. Numbers from 1-12 (both inclusive) equally likely.
Q: If I walk with 30 miles/hr i reach 1 hour before and if i walk with 20 miles/hr i reach 1 hour late. Find the distance between 2 points and the exact time of reaching destination is 11 am then find the speed with which it walks.
Q: There are four dogs/ants/people at four corners of a square of unit distance. At the same instant all of them start running with unit speed towards the person on their clockwise direction and will always run towards that target. How long does it take for them to meet and where?
Q: Jack and his wife went to a party where four other married couples were present. Every person shook hands with everyone he or she was not acquainted with. When the handshaking was over, Jack asked everyone, including his own wife, how many hands they shook?