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Belcan Network Engineer Interview Questions and Answers
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KUNDAN KUMAR
I applied via Campus Placement and was interviewed in Sep 2024. There were 3 interview rounds.
It is online test. In this test there is question of apti and also coding and from 5g question.
There are two questions asked and time is enough to solve 60 minutes
(5 Questions)
- Q1. Wap for palindrome number
- Ans.
A palindrome number is a number that remains the same when its digits are reversed.
Convert the number to a string
Reverse the string
Check if the reversed string is equal to the original string
- Q2. Add two numbers by function
- Ans.
Create a function to add two numbers
Define a function that takes two parameters as input
Inside the function, add the two numbers together and return the result
Example: function addNumbers(num1, num2) { return num1 + num2; }
- Q3. Write a code for Binary search
- Ans.
Binary search code implementation in Python
Define a function that takes a sorted array and a target value as input
Initialize two pointers, low and high, to the start and end of the array respectively
While low is less than or equal to high, calculate mid as (low + high) // 2 and compare array[mid] with target
If array[mid] is equal to target, return mid
If array[mid] is less than target, update low to mid + 1
If array[mid]...
- Q4. Wap for check your name is palindrome not
- Ans.
A program to check if a given name is a palindrome or not.
Convert the name to lowercase to handle case-insensitivity
Remove any spaces or special characters from the name
Reverse the name and compare it with the original name to check for palindrome
- Q5. What is malloc and calloc function
- Ans.
malloc and calloc are functions in C programming used for dynamic memory allocation.
malloc function is used to allocate a single block of memory of a specified size.
calloc function is used to allocate multiple blocks of memory of a specified size, initialized to zero.
Example: int *ptr = (int*)malloc(5 * sizeof(int));
Example: int *ptr = (int*)calloc(5, sizeof(int));
Interview Preparation Tips
- Basic programming
Skills evaluated in this interview
Anonymous
Normal communication check
(5 Questions)
- Q1. Basci CCNA question
- Q2. EIGRP was asked
- Q3. DHCp was asked and how it works
- Q4. What is loop and what is the IP
- Ans.
A loop is a sequence of instructions that is continually repeated until a certain condition is met. An IP (Internet Protocol) address is a unique numerical label assigned to each device connected to a computer network.
A loop is used in programming to execute a block of code repeatedly until a specific condition is met.
There are different types of loops such as for loop, while loop, and do-while loop.
An IP address is us...
- Q5. Rotuing protocols and switch protocols
Skills evaluated in this interview
(3 Questions)
- Q1. Share you internship exp
- Ans.
I interned at a telecommunications company where I gained hands-on experience in configuring network devices and troubleshooting network issues.
Configured routers and switches to optimize network performance
Assisted in setting up VLANs and implementing security protocols
Troubleshooted network connectivity issues for end users
Participated in network infrastructure upgrades and maintenance
- Q2. All question based on the resume only
- Q3. Prepare whatever written in your resume
Interview Preparation Tips
Normal aptitude group discussion assignment case study
Coding test assignment one on one round
(2 Questions)
- Q1. Technical vs no tech
- Ans.
Technical skills are essential for a Network Engineer, but soft skills are also important for effective communication and teamwork.
Technical skills are necessary for configuring and troubleshooting network devices.
Soft skills like communication, teamwork, and problem-solving are crucial for working effectively with colleagues and clients.
Balancing technical expertise with interpersonal skills is key to success in the r...
- Q2. Dhcp vs dns gdp vs rdp frp vs 30nd
- Ans.
DHCP is a protocol used to assign IP addresses dynamically to devices on a network, while DNS is a system that translates domain names to IP addresses.
DHCP assigns IP addresses to devices on a network dynamically
DNS translates domain names to IP addresses
RDP (Remote Desktop Protocol) allows users to remotely connect to a computer
FRP (Fiberglass Reinforced Plastic) is a material used in construction
30nd does not seem to
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via Walk-in and was interviewed before Oct 2023. There were 2 interview rounds.
Cyber security in modern world
60 questions one hour time
Interview Preparation Tips
Interview Questionnaire
3 Questions
- Q1. SMPS power supply
- Q2. About wire yellow
- Q3. Abc power supply 1.5
Interview Preparation Tips
(2 Questions)
- Q1. How would deal with angry customers?
- Ans.
I would listen to their concerns, empathize with them, and work towards finding a solution to address their issues.
Listen actively to understand the root cause of their anger
Empathize with their situation and show understanding
Apologize for any inconvenience caused and assure them that you will work towards resolving the issue
Offer solutions or alternatives to address their concerns
Follow up with the customer to ensure
- Q2. How you will handle multiple projects at same time.
I applied via Recruitment Consulltant and was interviewed in Sep 2024. There were 2 interview rounds.
(1 Question)
- Q1. Bgp, ospf, networking
(1 Question)
- Q1. Bgp, eigrp, switching
Selected
I applied via Naukri.com and was interviewed in Sep 2024. There was 1 interview round.
(3 Questions)
- Q1. What kind of work we did in previous company?
- Q2. Steps for IOS upgrade
- Ans.
Steps for IOS upgrade include backing up current configuration, downloading new IOS image, verifying compatibility, installing new image, and testing functionality.
Backup current configuration using 'copy running-config tftp' command
Download new IOS image from Cisco's website or TFTP server
Verify compatibility of new IOS image with hardware and existing configuration
Install new IOS image using 'copy tftp flash' command
...
- Q3. Routing protocol OSPF,BGP overview , IPV4 subnet reservation , TCP packet flow
Skills evaluated in this interview
Selected
I applied via Naukri.com and was interviewed in Jan 2023. There were 3 interview rounds.
(1 Question)
- Q1. What is STP What is ping What is networking What is osi model What is ip address What are the classes of ip address What is mac adress What is ARP What is RRRP
- Ans.
STP is a network protocol that prevents loops in Ethernet networks. Ping is a network utility used to test connectivity. OSI model is a framework for understanding how networks operate. IP address is a unique identifier for devices on a network. MAC address is a hardware address for network devices. ARP is a protocol used to map IP addresses to MAC addresses. RRRP is not a standard networking term.
STP stands for Spanni...
(1 Question)
- Q1. Nothing much Its all about our agree
Interview Preparation Tips
Skills evaluated in this interview
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