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VLOOKUP is a function in Excel used to search for a value in a table and return a corresponding value.
Syntax: =VLOOKUP(lookup_value, table_array, col_index_num, [range_lookup])
lookup_value: The value to search for in the first column of the table.
table_array: The range of cells that contains the data.
col_index_num: The column number in the table from which to retrieve the value.
range_lookup: Optional parameter - TRUE f...
I applied via Naukri.com and was interviewed in Apr 2024. There was 1 interview round.
Different file formats, REST vs SOAP, and protocols used in integrations
File formats: JSON, XML, CSV, Excel, PDF
REST vs SOAP: REST is lightweight, uses standard HTTP methods, stateless; SOAP is protocol-based, uses XML, more secure
Protocols: HTTP, HTTPS, FTP, SFTP, SMTP, TCP/IP
posted on 4 Nov 2024
I applied via Recruitment Consulltant and was interviewed before Nov 2023. There were 5 interview rounds.
Basic Communication Test.
Domain Name System (DNS) is a system that translates domain names to IP addresses on the internet.
DNS is like a phone book for the internet, translating human-readable domain names (like google.com) to machine-readable IP addresses (like 172.217.3.206).
DNS helps users access websites and other online services by resolving domain names to their corresponding IP addresses.
DNS servers store DNS records that contain inform...
Active Directory is a directory service developed by Microsoft for Windows domain networks.
Centralized database for managing network resources
Stores information about users, computers, and other network objects
Allows administrators to control access and permissions
Facilitates single sign-on for users across network services
DHCP stands for Dynamic Host Configuration Protocol. It is a network protocol that automatically assigns IP addresses to devices on a network.
DHCP is used to automatically assign IP addresses to devices on a network.
It helps in reducing the manual effort required to configure IP addresses on each device.
DHCP servers lease IP addresses to devices for a specific period of time.
DHCP also provides other network configurati...
DORA Process stands for Define, Observe, Reflect, and Adjust. It is a continuous improvement process used in technical support.
Define the problem or goal
Observe the current situation or process
Reflect on what could be improved
Adjust processes or strategies accordingly
Example: Using DORA Process to improve response time in technical support tickets
posted on 21 Mar 2024
I applied via Recruitment Consulltant and was interviewed before Mar 2023. There was 1 interview round.
posted on 3 Mar 2022
I applied via Naukri.com and was interviewed in Feb 2022. There was 1 interview round.
posted on 19 Dec 2022
I applied via Walk-in and was interviewed before Dec 2021. There were 6 interview rounds.
General computers peripheral and hardware troubleshooting and network related
No post situation with computer refers to a scenario where the computer fails to complete the Power-On Self-Test (POST) process.
It could be due to hardware failure, such as a faulty power supply, motherboard, or RAM.
It could also be due to software issues, such as corrupted BIOS or operating system files.
Troubleshooting steps include checking hardware connections, resetting BIOS, and running diagnostic tests.
Examples o...
The boot process is the sequence of events that occur when a computer system is turned on.
The BIOS (Basic Input/Output System) performs a Power-On Self-Test (POST)
The BIOS loads the bootloader from the boot device
The bootloader loads the operating system kernel
The kernel initializes the system and loads necessary drivers and services
The user is presented with a login screen or desktop environment
Input/output devices are hardware components that allow users to interact with a computer system.
Examples of input devices include keyboards, mice, scanners, and microphones.
Examples of output devices include monitors, printers, and speakers.
Some devices, such as touchscreens and webcams, can function as both input and output devices.
Input/output devices are essential for user interaction with computer systems.
To check if internet is working, perform basic troubleshooting steps and use online tools.
Check if other devices are able to connect to the internet
Restart the router/modem and the device
Check if the device has a valid IP address
Ping a website or IP address to check for connectivity
Use online tools like speedtest.net to check for internet speed
Contact the internet service provider for further assistance
I applied via Recruitment Consultant and was interviewed in Apr 2021. There were 3 interview rounds.
posted on 21 Nov 2021
I applied via Naukri.com and was interviewed before Nov 2020. There was 1 interview round.
The brain of a computer is the Central Processing Unit (CPU).
The CPU is responsible for executing instructions and performing calculations.
It is often referred to as the 'brain' of the computer because it controls all the other components.
The speed and power of the CPU can greatly affect the performance of the computer.
Examples of popular CPUs include Intel Core i7 and AMD Ryzen processors.
GPU is a specialized processor designed to handle complex graphical computations, while CPU is a general-purpose processor.
CPU is responsible for executing instructions and managing the overall system
GPU is optimized for parallel processing and handling large amounts of data
CPU has a few powerful cores, while GPU has many smaller cores
CPU is typically used for tasks like running applications and managing the operating ...
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