Punjab Communications Interview Questions and Answers

Q1. Not available because still not give interview
Add your answer
Q2. Not possible because still not give interview process
Add your answer

Q1. Previous plant operation, maintenance, capacity etc
Add your answer
Q2. DG , compressor, chiller issue etc
Add your answer

Q1. Spark code optimization
Add your answer
Q2. Data formats in big Data, why each format.
Ans. 
Different data formats in big data are used for various purposes like storage efficiency, data processing speed, and compatibility with different systems.
• JSON: Lightweight, human-readable, and widely supported for web applications.

• Parquet: Columnar storage format for efficient querying and processing of large datasets.

• Avro: Schema-based serialization format with support for complex data types.

• ORC: Optimized Row Columna...read more
Answered by AI
Add your answer
Q3. Leet code - Most freq elem in a list
Ans. 
Find the most frequent element in a list of strings.
• Iterate through the list and count the frequency of each element using a dictionary.

• Track the element with the highest frequency as you iterate.

• Return the element with the highest frequency.
Answered by AI
Add your answer

Q1. Check if the linked list is palindrome or not
Ans. 
To check if a linked list is a palindrome, compare the first half of the list with the reversed second half.
• Traverse the linked list to find the middle node

• Reverse the second half of the linked list

• Compare the first half with the reversed second half to check for palindrome
Answered by AI
Add your answer
Q2. C string questions
Add your answer

Q1. Operating systems questions
Add your answer
Q2. Linked list and system design question
Add your answer

There were around 60 questions and negative marking was also there

Q1. Introduce yourself
Ans. 
I am a Full Stack Developer with experience in front-end and back-end technologies.
• Proficient in HTML, CSS, JavaScript for front-end development

• Skilled in Node.js, Express, MongoDB for back-end development

• Experience with React.js and Angular for building interactive web applications
Answered by AI
Add your answer
Q2. What is diamond problem
Ans. 
Diamond problem is a common issue in multiple inheritance where a class inherits from two classes that have a common ancestor.
• Occurs in languages that support multiple inheritance like C++

• Results in ambiguity when calling methods or accessing attributes from the common ancestor class

• Can be resolved using virtual inheritance or interfaces
Answered by AI
Add your answer
Q3. Run length encoding dsa problem
Ans. 
Run length encoding is a data compression technique that replaces repeated characters with a count and single character.
• Iterate through the input array of strings

• Count the number of consecutive characters in each string

• Replace consecutive characters with count and character
Answered by AI
Add your answer
Q4. Rotate an array by d times
Ans. 
Rotate an array of strings by d times
• Create a new array and copy elements from original array based on rotation index

• Use modulo operator to handle cases where d is greater than array length

• Handle edge cases like empty array or d being negative
Answered by AI
Add your answer

Q1. Details of academic project
Add your answer
Q2. Scenarios for business development
Ans. 
Scenarios for business development involve identifying market opportunities, analyzing competition, and creating strategies for growth.
• Identify market trends and opportunities for expansion

• Analyze competition to understand strengths and weaknesses

• Develop strategies for growth and market penetration

• Implement marketing campaigns to attract new customers

• Evaluate the success of business development initiatives
Answered by AI
Add your answer
Q3. Oops concept , c++, data structure
Add your answer
Q4. Last company experience
Ans. 
Worked as a Business Analyst at XYZ Company, focusing on data analysis and process improvement.
• Analyzed sales data to identify trends and opportunities for growth

• Collaborated with cross-functional teams to streamline processes and improve efficiency

• Created reports and presentations for senior management to support decision-making

• Implemented new software tools to enhance data collection and analysis
Answered by AI
Add your answer
Q5. Why do you want this job
Ans. 
I am passionate about analyzing data and solving complex business problems.
• I have a strong background in data analysis and problem-solving.

• I enjoy working with stakeholders to understand their needs and provide valuable insights.

• I am excited about the opportunity to contribute to the success of the company through my analytical skills.

• I am eager to learn and grow in a dynamic business environment.
Answered by AI
Add your answer

Q1. Based on Projects on Resume
Add your answer
Q2. Frequency Divider code
Add your answer

Q1. It is better not to ask or not to attend interview in Iron System.
Add your answer
Q2. It is better not to ask or not to attend the Interview in iron System.
Add your answer

Q1. Data structure algorithm questions related to various scenarios
Add your answer
Q2. DS Algo related questions which revolved around different scenarios
Add your answer