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Teradata Interview Questions and Answers
17 Interview questions
Using Go routines to send and receive data between two concurrent processes.
Create two Go routines, one for sending data and one for receiving data
Use channels to communicate between the two Go routines
Example: sender Go routine sends data to a channel, receiver Go routine receives data from the same channel
Designing a high-speed data processing system for a satellite communication project.
Working with complex algorithms to optimize data transmission
Collaborating with RF engineers to ensure signal integrity
Testing and debugging in a simulated space environment
Polymorphism is the ability of a function or method to behave differently based on the object it is acting upon.
Polymorphism allows objects of different classes to be treated as objects of a common superclass.
It enables a single interface to be used for different data types or objects.
Examples include method overloading and method overriding in object-oriented programming languages like Java.
Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
Allows a class to reuse code from another class
Creates a parent-child relationship between classes
Derived class inherits attributes and methods from base class
OOP principles are the fundamental concepts of object-oriented programming that help in designing and implementing software solutions.
Encapsulation: Bundling data and methods that operate on the data into a single unit (class).
Inheritance: Allowing a class to inherit properties and behavior from another class.
Polymorphism: The ability of objects to take on multiple forms or have multiple behaviors.
Abstraction: Hid...
Union combines and removes duplicates, Union all combines all rows including duplicates.
Union removes duplicates while Union all includes duplicates
Union is slower than Union all as it involves removing duplicates
Union all is used when duplicates are desired in the result set
3 way matching is a process used in accounting to ensure that the purchase order, invoice, and receiving report all match before payment is made.
Involves comparing the purchase order with the invoice and the receiving report
Helps to prevent errors and fraud in the accounts payable process
Ensures that the company is only paying for goods or services that were actually received
Example: A company orders 100 units of ...
LRU Cache is a data structure that stores recently used items in a limited size cache.
LRU stands for Least Recently Used
It has a fixed size and when the cache is full, the least recently used item is removed to make space for new items
It uses a combination of a doubly linked list and a hash map to achieve O(1) time complexity for both insertion and deletion
When an item is accessed, it is moved to the front of the ...
Various methods to solve spool space issue
Optimize queries to reduce spool space usage
Increase spool space allocation for the user
Use temporary tables to reduce spool space usage
Use compression techniques to reduce spool space usage
Avoid Cartesian joins to reduce spool space usage
Hop Amp CPU is a performance issue caused by excessive CPU usage in a database server.
Hop Amp CPU occurs when a database server is overloaded with too many queries or transactions.
It can also be caused by poorly optimized queries or inefficient database design.
Hop Amp CPU can lead to slow response times, system crashes, and other performance issues.
To prevent Hop Amp CPU, database administrators should monitor ser...
Teradata Interview Experiences
53 interviews found
Anonymous
(1 Question)
- Q1. What is MDM ? Why its important
(1 Question)
- Q1. Explain about project
(1 Question)
- Q1. Normal HR questions
Skills evaluated in this interview
(3 Questions)
- Q1. What is inheritance?
- Ans.
Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
Allows a class to reuse code from another class
Creates a parent-child relationship between classes
Derived class inherits attributes and methods from base class
- Q2. What is oop principles?
- Ans.
OOP principles are the fundamental concepts of object-oriented programming that help in designing and implementing software solutions.
Encapsulation: Bundling data and methods that operate on the data into a single unit (class).
Inheritance: Allowing a class to inherit properties and behavior from another class.
Polymorphism: The ability of objects to take on multiple forms or have multiple behaviors.
Abstraction: Hiding t...
- Q3. What is polymorphism principle?
- Ans.
Polymorphism is the ability of a function or method to behave differently based on the object it is acting upon.
Polymorphism allows objects of different classes to be treated as objects of a common superclass.
It enables a single interface to be used for different data types or objects.
Examples include method overloading and method overriding in object-oriented programming languages like Java.
(2 Questions)
- Q1. Basic level of SQL questions
- Q2. Difference between Union and Union all
- Ans.
Union combines and removes duplicates, Union all combines all rows including duplicates.
Union removes duplicates while Union all includes duplicates
Union is slower than Union all as it involves removing duplicates
Union all is used when duplicates are desired in the result set
(2 Questions)
- Q1. Introduce yourself
- Q2. Why do you want to join?
Skills evaluated in this interview
(1 Question)
- Q1. Scenario based questions
(1 Question)
- Q1. Monitoring tools with datadog and grafana
- Ans.
Datadog and Grafana are popular monitoring tools used in DevOps for tracking and visualizing metrics.
Datadog is a cloud-based monitoring service that provides infrastructure monitoring, application performance monitoring, and log management.
Grafana is an open-source platform for creating dashboards and graphs for visualizing time series data.
Datadog can be used to collect metrics and logs from various sources, while Gr...
(2 Questions)
- Q1. How you handled challenges?
- Ans.
I handle challenges by breaking them down into smaller tasks, seeking help when needed, and staying persistent.
Break down the challenge into smaller, manageable tasks
Seek help from colleagues or mentors if needed
Stay persistent and focused on finding a solution
Learn from past challenges to improve problem-solving skills
- Q2. Toughtest project?
- Ans.
Designing a high-speed data processing system for a satellite communication project.
Working with complex algorithms to optimize data transmission
Collaborating with RF engineers to ensure signal integrity
Testing and debugging in a simulated space environment
(3 Questions)
- Q1. Deferred revenue basis
- Q2. Monthly balance sheet checking
- Q3. Prepaid insurance entries
Selected
I applied via Referral and was interviewed before Nov 2023. There were 3 interview rounds.
Basics of coding like shell python
(2 Questions)
- Q1. K8 docker git jenkins
- Q2. Git git hub python shell
(2 Questions)
- Q1. Project discussion
- Q2. Project more details
Firdaus Mazlan
(2 Questions)
- Q1. Tell me about yourself
- Ans.
Experienced Accounts Payable Analyst with a strong attention to detail and problem-solving skills.
Over 5 years of experience in accounts payable processing
Proficient in using accounting software such as SAP and QuickBooks
Strong analytical skills and ability to identify discrepancies in financial records
Excellent communication skills and ability to work well in a team environment
- Q2. What is 3 way matching
- Ans.
3 way matching is a process used in accounting to ensure that the purchase order, invoice, and receiving report all match before payment is made.
Involves comparing the purchase order with the invoice and the receiving report
Helps to prevent errors and fraud in the accounts payable process
Ensures that the company is only paying for goods or services that were actually received
Example: A company orders 100 units of a pro...
(1 Question)
- Q1. Level order traversal of binary tree and follow up questions
Interview Preparation Tips
Brijesh Kumar
Basics topics of aptitude in mcq format
(2 Questions)
- Q1. 2nd round was technical interview
- Q2. All questions are based on projects mentioned in resume.
(1 Question)
- Q1. 3rd round was just basic conversation about candidate like where he/she is from.
Interview Preparation Tips
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