Ericsson
10+ U.a.e. University Interview Questions and Answers
Q1. Java What is JVM,JRE,JDK? what is the difference between class and instance variable in java? what is string Pool? write a code in java(prefer a good standard question) Web development if you have interest in w...
read moreTo build a web application, I would use a combination of front-end technologies like HTML, CSS, and JavaScript, along with back-end technologies like Node.js and MongoDB.
Use HTML for structuring the content of the web pages
Use CSS for styling the web pages and making them visually appealing
Use JavaScript for adding interactivity to the web pages and handling user input
Use Node.js for server-side scripting and handling server-side logic
Use MongoDB as the database to store and ...read more
Q2. Difference between 3G,2G and 4G?
3G, 2G, and 4G are different generations of mobile network technology.
3G (Third Generation) provides faster data transfer speeds compared to 2G.
2G (Second Generation) introduced digital voice communication and basic data services.
4G (Fourth Generation) offers even faster data transfer speeds, low latency, and improved network capacity.
Examples of 3G networks include UMTS and CDMA2000, while 2G networks include GSM and IS-95.
4G networks include LTE (Long-Term Evolution) and Wi...read more
Q3. if you have azure certification what is azure, what is Azure Blob Storage, What is ARM, what is horizontal Scaling?
Azure is a cloud computing platform by Microsoft. Azure Blob Storage is a service for storing large amounts of unstructured data. ARM stands for Azure Resource Manager, used for managing resources in Azure. Horizontal scaling is increasing the number of instances of a service to distribute load.
Azure is a cloud computing platform by Microsoft
Azure Blob Storage is a service for storing large amounts of unstructured data
ARM stands for Azure Resource Manager, used for managing r...read more
Q4. What is osi layer and its protocol?
OSI layer is a conceptual model that describes the communication functions of a telecommunication or computing system.
OSI stands for Open Systems Interconnection.
It has 7 layers: Physical, Data Link, Network, Transport, Session, Presentation, and Application.
Each layer has its own protocols and functions.
Examples of protocols include TCP/IP, HTTP, FTP, and SMTP.
Q5. What is difference between tuple and list !?
Tuple is immutable and ordered while list is mutable and ordered.
Tuple uses () while list uses []
Tuple is faster than list for accessing elements
Tuple can be used as keys in dictionaries while list cannot
Tuple is used for heterogeneous data while list is used for homogeneous data
Q6. What is a cell(in a cellular network)
A cell is a geographic area covered by a base station in a cellular network.
A cell is the basic unit of a cellular network.
It is a geographic area covered by a base station.
Each cell has a unique identifier and can handle multiple calls simultaneously.
As a mobile device moves from one cell to another, the call is handed off to the new cell.
Cells can vary in size depending on the population density and terrain.
Examples of cellular networks include GSM, CDMA, and LTE.
Q7. Define GSM?
GSM stands for Global System for Mobile Communications, a standard for mobile communication networks.
GSM is a digital cellular network technology used for voice and data communication.
It was first introduced in 1991 and is now the most widely used mobile phone standard in the world.
GSM uses a SIM card to identify and authenticate users on the network.
It operates on various frequency bands, including 900 MHz and 1800 MHz.
GSM also supports features like SMS, MMS, and mobile int...read more
Q8. What is slicing?
Slicing is a process of extracting a portion of a sequence or list in Python.
Slicing is done using the colon (:) operator.
It allows us to extract a range of elements from a sequence or list.
The syntax for slicing is [start:stop:step].
start is the index of the first element to be included in the slice.
stop is the index of the first element to be excluded from the slice.
step is the number of elements to skip between each element in the slice.
Examples: myList[2:5] will extract e...read more
Q9. java coding for heap sort
Heap sort is a comparison-based sorting algorithm that uses a binary heap data structure.
Create a max heap from the input array
Swap the root node with the last node and heapify the remaining nodes
Repeat the process until the heap is empty
Q10. Describe about linux
Linux is an open-source operating system based on Unix, known for its stability, security, and flexibility.
Linux is free and open-source, meaning anyone can modify and distribute it.
It is based on Unix, which is known for its stability and security.
Linux is highly customizable and can be used on a wide range of devices, from servers to smartphones.
Popular distributions of Linux include Ubuntu, Fedora, and CentOS.
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