Infomatic Solutions Interview Questions and Answers

So in the first round they will give you assignment related to SQL..You need to know SQL very well. Like joins, Functions, window function etc.

Q1. What is union and union all?
Ans. 
UNION and UNION ALL are SQL commands used to combine the result sets of two or more SELECT statements.
• UNION removes duplicate rows from the combined result set

• UNION ALL does not remove duplicate rows

• Both commands require that the number of columns in each SELECT statement must be the same

• Example: SELECT column1 FROM table1 UNION SELECT column1 FROM table2;

• Example: SELECT column1 FROM table1 UNION ALL SELECT column1 FRO
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Q2. What is delete and truncate?
Ans. 
Delete and truncate are SQL commands used to remove data from a table, but with different implications.
• DELETE is a DML command used to remove specific rows from a table without affecting the table structure

• TRUNCATE is a DDL command used to remove all rows from a table, resetting the table to its initial state

• DELETE can be rolled back, while TRUNCATE cannot be rolled back

• DELETE triggers the delete trigger, while TRUNCAT
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Questions on output based questions, and on machine coding

Q1. What is closure,hoisting,how js works ? , prototype , polyfill
Ans. 
Closure, hoisting, prototype, polyfill are key concepts in JavaScript that help understand how the language works.
• Closure refers to the ability of a function to access its lexical scope even when it is executed outside that scope.

• Hoisting is a JavaScript mechanism where variables and function declarations are moved to the top of their containing scope during compilation.

• Prototype is an object that is associated with ev...read more
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Q1. Why are you looking for a job?
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Q1. Introduce yourself
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Q2. Besic nutrition science
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Q1. How many languages you know
Ans. 
I am fluent in three languages: English, Spanish, and French.
• Fluent in English, Spanish, and French

• Can communicate effectively in multiple languages

• Experience working with international clients
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Q1. Personal Introduction
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Q1. Introduction and experience if any
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Q1. Same questions as round one would be asking more about company? Why BPO or frontizo?
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Q1. Questions similar to round 1 and 2 manager would like to know about your future plans in company and questions regarding stability
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Q1. Listening and speaking test where you hear certain words or sentences of which you can reply or repeat according to the question. So listen carefully each and every questions
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Q1. Job experience explanation is mandatory
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Q2. Basic know how and step by step process knowledge.
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Q3. Negotiate salary and compensation in detail.
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Q1. What are hooks, types of hooks ?
Ans. 
Hooks are functions that allow developers to modify the behavior of a program without modifying the code.
• Hooks are used in WordPress to modify the behavior of a plugin or theme.

• There are two types of hooks: action hooks and filter hooks.

• Action hooks allow developers to execute code at specific points in the program's execution.

• Filter hooks allow developers to modify data before it is displayed or processed.

• Examples of
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Q2. Why do we use wp_head()?
Ans. 
wp_head() is used to add scripts, styles, and meta tags to the head section of a WordPress theme.
• wp_head() is a WordPress function that is called in the header.php file of a theme.

• It allows developers to add custom scripts, styles, and meta tags to the head section of a WordPress site.

• This function is important for SEO optimization and for adding custom functionality to a theme.

• Examples of what can be added using wp_he...read more
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Q3. What is Taxonomy, diffrence between category and tags?
Ans. 
Taxonomy is the science of classification. Categories are broad groups while tags are specific labels.
• Taxonomy is the process of organizing and classifying data into groups or categories.

• Categories are broad groups that items can be classified into, while tags are specific labels that can be assigned to items.

• For example, a blog post about a recipe might be categorized as 'food' and tagged with 'dessert' and 'chocolate...read more
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