Associate Consultant Engineering

Associate Consultant Engineering Interview Questions and Answers

Updated 15 Mar 2023

Q1. Tell me about special variables used in Shell Scripting ?

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Special variables in Shell Scripting

Special variables are predefined variables in shell scripts
They provide information about the script and its environment
Examples include $0 (name of the script), $1-$9 (arguments passed to the script), and $# (number of arguments)
Other special variables include $?, $$ (process ID of the script), and $! (process ID of the last background command)

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Linux architecture consists of kernel, system libraries, user space programs and file system.

Linux architecture is based on a monolithic kernel.
The kernel provides low-level hardware interaction and manages system resources.
System libraries provide higher-level functionality to user space programs.
User space programs are applications that run on top of the kernel.
The file system organizes and stores data on the system.
Examples of Linux distributions include Ubuntu, Debian, an...read more

Associate Consultant Engineering Interview Questions and Answers for Freshers

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Daemons are background processes that run continuously on a computer system.

Daemons are usually started at system boot time
They perform tasks such as handling requests from other programs or monitoring system activity
Examples include web servers, email servers, and print spoolers

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To find 2 unique numbers in an array with others occurring twice.

Iterate through the array and use a hash table to count the occurrences of each number.
Iterate through the hash table and find the two numbers with a count of 1.
Return the two unique numbers as an array of strings.

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Ans.

SED and AWK are Linux commands used for text processing and manipulation.

SED stands for Stream Editor and is used for performing basic text transformations on an input stream
AWK is a programming language used for text processing and data extraction
SED can be used for tasks such as search and replace, inserting or deleting lines, and more
AWK can be used for tasks such as filtering and sorting data, performing calculations, and more
Both commands are commonly used in shell scrip...read more

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ACID properties ensure database transactions are reliable. Normalization reduces data redundancy.

ACID stands for Atomicity, Consistency, Isolation, and Durability.
Atomicity ensures that a transaction is treated as a single unit of work.
Consistency ensures that a transaction brings the database from one valid state to another.
Isolation ensures that concurrent transactions do not interfere with each other.
Durability ensures that once a transaction is committed, it will remain c...read more

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Ans.

An UI for food applications should be user-friendly, visually appealing, and easy to navigate.

Include high-quality images of food items
Use a simple and intuitive layout
Allow users to easily search for specific foods or restaurants
Include filters for dietary restrictions or preferences
Provide clear and concise information about each food item, including ingredients and nutritional information