Geotrackers Mobile Resource Management Technical Support Engineer Interview Questions and Answers

Q1. Basic java questions
Add your answer
Q2. Sql related questions
Add your answer

Q1. How internally work HashMap ?
Ans. 
HashMap uses key-value pairs, hashing, and buckets for efficient data retrieval and storage.
• HashMap stores data in key-value pairs, where each key is unique.

• It uses a hash function to compute an index (hash code) for each key.

• The computed index points to a bucket in an array where the value is stored.

• If multiple keys hash to the same index (collision), they are stored in a linked list or tree structure.

• Example: For a k...read more
Answered by AI
Add your answer
Q2. Write the logic of prime number
Ans. 
A prime number is a natural number greater than 1 that cannot be formed by multiplying two smaller natural numbers.
• A prime number has exactly two distinct positive divisors: 1 and itself.

• Examples of prime numbers include 2, 3, 5, 7, 11, and 13.

• The number 1 is not prime because it has only one positive divisor.

• The number 4 is not prime because it can be divided by 1, 2, and 4.

• To check if a number n is prime, test divisi
Answered by AI
Add your answer
Q3. Difference between hash map and hash set?
Ans. 
HashMap stores key-value pairs; HashSet stores unique keys without values.
• HashMap allows duplicate values but not duplicate keys. Example: {1: 'A', 2: 'B', 1: 'C'} results in {1: 'C', 2: 'B'}.

• HashSet only stores unique elements. Example: {1, 2, 2} results in {1, 2}.

• HashMap provides O(1) average time complexity for get and put operations.

• HashSet provides O(1) average time complexity for add, remove, and contains operati...read more
Answered by AI
Add your answer

Basic aptitude followed with english and reasoning

Q1. Core java technical questions , spring , spring boot
Add your answer
Q2. What is JIT in java
Ans. 
JIT stands for Just-In-Time compilation in Java. It dynamically compiles bytecode into machine code at runtime for improved performance.
• JIT is a part of the Java Virtual Machine (JVM) that optimizes the execution of Java programs.

• It analyzes the frequently executed parts of the bytecode and compiles them into native machine code.

• This compilation happens at runtime, just before the code is executed, hence the name Just-...read more
Answered by AI
Add your answer
Q3. Explain lifecyxle of thread in java
Ans. 
The lifecycle of a thread in Java includes several stages from creation to termination.
• A thread is created using the Thread class or implementing the Runnable interface.

• The thread goes through the new, runnable, and blocked states before running.

• Once running, the thread can be paused, resumed, or stopped.

• Finally, the thread reaches the terminated state and cannot be restarted.
Answered by AI
Add your answer

Q1. Questions was based on SQL
Add your answer
Q2. SQL queries and joins and
Add your answer

Q1. Why are you interested in Finance?
Add your answer
Q2. What do you understand about securitization?
Ans. 
Securitization is the process of pooling various types of debt and selling them as securities to investors.
• Securitization involves bundling together various types of debt, such as mortgages, auto loans, or credit card debt.

• These debts are then sold to investors in the form of securities, such as bonds or asset-backed securities.

• Investors receive payments based on the underlying debt, while the issuer of the securities ...read more
Answered by AI
Add your answer

Q1. Probability related questions
Add your answer
Q2. Logic Puzzles, like Josephus problem.
Add your answer

Q1. Securitisation and how it works.
Ans. 
Securitisation is the process of pooling various types of debt and selling them as securities to investors.
• Securitisation involves bundling together various types of debt, such as mortgages, auto loans, or credit card debt.

• These debts are then sold to a special purpose vehicle (SPV) which issues securities backed by the cash flows from the underlying assets.

• Investors purchase these securities and receive payments based...read more
Answered by AI
View 1 more answer
Q2. Financial Ratios and how they work and what is a good number to have.
Ans. 
Financial ratios are tools used to evaluate a company's financial performance and health.
• Financial ratios are calculated using data from a company's financial statements.

• They help investors and analysts assess a company's profitability, liquidity, efficiency, and solvency.

• A good number for a financial ratio can vary depending on the industry and company size.

• For example, a current ratio of 2 or higher is generally cons...read more
Answered by AI
Add your answer
Q3. Random number crunching based on some scenario that needs you to make assumptions and get an answer
Add your answer
Q4. How an Excel function works. (Vlookup, Hlookup, Xlookup, IF/AND/OR)
Ans. 
Excel functions like Vlookup, Hlookup, Xlookup, IF/AND/OR are used for data lookup and logical operations.
• Vlookup: Searches for a value in the first column of a table and returns a value in the same row from a specified column.

• Hlookup: Similar to Vlookup but searches for a value in the first row of a table.

• Xlookup: A more versatile version of Vlookup and Hlookup that can search both vertically and horizontally.

• IF: Retu...read more
Answered by AI
Add your answer

Q1. Personal Questions.
Add your answer
Q2. My expertise and proficiency of excel
Add your answer

Q1. No questions. Was confirmed my job
Add your answer