QR Crypher Interview Questions and Answers

Q1. How we can promote website in google?
Ans. 
Promote a website on Google by utilizing SEO strategies, Google Ads, creating quality content, and building backlinks.
• Optimize website for SEO with relevant keywords and meta tags

• Run Google Ads campaigns targeting relevant keywords and audiences

• Create high-quality content that is valuable to users and encourages engagement

• Build backlinks from reputable websites to improve website authority
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Q2. What is Search Engine Optimization?
Ans. 
SEO is the practice of optimizing websites to improve their visibility and ranking on search engine results pages.
• SEO involves keyword research to identify popular search terms

• Optimizing website content and structure to improve search engine rankings

• Building backlinks from reputable websites to increase credibility

• Monitoring and analyzing website traffic and performance using tools like Google Analytics
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Q3. What is Social Media Optimization?
Ans. 
SMO is the process of optimizing social media platforms to increase brand visibility and engagement.
• Creating engaging content to attract followers

• Using hashtags and keywords to improve discoverability

• Interacting with followers through comments and messages

• Analyzing data to track performance and make improvements
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Q1. How we can Improve our ranking in Google?
Ans. 
Improving Google ranking involves optimizing website content, building quality backlinks, and focusing on user experience.
• Optimize website content with relevant keywords and meta tags

• Build quality backlinks from reputable websites

• Focus on improving user experience with fast loading times and mobile optimization
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Q1. About profession
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Q2. About qualification
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Q1. About yourself
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Q2. Salary dissection
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Q1. About digital marketing
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Q1. What does the end-to-end recruitment process ?
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Q1. Introducing your self and project
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Q2. Severity and priority
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Q3. Smoke and sanity testing
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Q4. Scenario base question if find bug before release
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Q1. What is the default index type
Ans. 
B-tree index is the default index type in Oracle database.
• Default index type in Oracle is B-tree index

• B-tree index is suitable for range queries and equality searches

• Other index types in Oracle include bitmap index and function-based index
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Q2. What is the causes of query slowness
Ans. 
Causes of query slowness can include inefficient queries, lack of indexes, outdated statistics, hardware limitations, and network latency.
• Inefficient queries - poorly written queries that do not utilize indexes or join tables unnecessarily

• Lack of indexes - missing indexes on columns frequently used in queries

• Outdated statistics - outdated or inaccurate statistics can lead to poor query execution plans

• Hardware limitatio...read more
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Q3. How to resolve query slowness
Ans. 
To resolve query slowness, analyze query execution plan, optimize indexes, update statistics, consider partitioning.
• Analyze query execution plan to identify bottlenecks

• Optimize indexes to improve query performance

• Update statistics to ensure the query optimizer has accurate information

• Consider partitioning large tables to improve query performance
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Coding Test consists of 3 Problem Question (2 Logical questions and 1 SQL Query ) and Around 20 MCQS
Platform - CoderByte

30 Aptitude Question
3 Mail Writing Question

Q1. Explain 1st Problem Solved in Coding Test. Optimize it.
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Q2. Explain 2nd Problem Solved in Coding Test. I failed 1 test case in 1st round which was told to solve again.
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Q3. Explain 3rd Question based on SQL Query.
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Q4. Write a code to Reverse Digits.
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Q5. A problem question for solving a SQL Query.
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Q1. Communication evaluation
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Q1. Discussion on previously handled projects
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