Facile Services Quality Specialist Interview Questions and Answers

Polymorphism is the ability of a single function or method to operate on different types of data.

• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• There are two types of polymorphism: compile-time (method overloading) and runtime (method overriding).

• Example: Inheritance in object-oriented programming languages like Java allows for polymorphism.

• Example: Function overloading

Program to find number of repeated characters in a string

• Iterate through each character in the string

• Use a hashmap to store the count of each character

• Increment the count if character is already present in the hashmap

• Return the count of characters with count greater than 1

I am a dedicated Quality Engineer with a strong background in ensuring product quality and compliance with industry standards.

• Experienced in conducting quality control tests and inspections

• Skilled in analyzing data and identifying areas for improvement

• Proficient in implementing quality management systems

• Strong attention to detail and problem-solving skills

• Excellent communication and teamwork abilities

Permission sets and profiles are used in Salesforce to control access to objects, fields, and records.

• Permission sets are used to grant additional permissions to specific users or groups beyond what is already defined in their profiles.

• Profiles are used to define the baseline permissions and settings for a user or group.

• Permission sets can be assigned to users in addition to their profile to give them access to specifi...read more

Loan origination process involves application, underwriting, approval, and funding stages.

• Customer submits loan application with required documents

• Lender reviews application for completeness and accuracy

• Underwriting process assesses borrower's creditworthiness and risk

• Loan approval or denial decision is made based on underwriting results

• Funding stage involves disbursing approved loan amount to borrower

To select the 3rd highest salary from the employee table, you can use a SQL query with the 'LIMIT' and 'OFFSET' keywords.

• Use a SQL query like 'SELECT salary FROM employee ORDER BY salary DESC LIMIT 1 OFFSET 2' to get the 3rd highest salary.

• The 'ORDER BY' clause sorts the salaries in descending order, 'LIMIT 1' limits the result to 1 row, and 'OFFSET 2' skips the first two rows.

• Make sure to adjust the 'OFFSET' value if

Put is used to create or replace a resource, while patch is used to update a resource partially.

• Put is idempotent, meaning multiple identical requests will have the same effect as a single request

• Patch is not idempotent, as multiple identical requests may have different effects

• Put requires the client to send the entire updated resource, while patch only requires the specific changes to be sent

The == operator checks for reference equality, while the equals method checks for value equality in strings.

• Use == to check if two string variables refer to the same object in memory.

• Use equals() method to check if two string variables have the same sequence of characters.

• Example: String str1 = "hello"; String str2 = "hello"; str1 == str2 will return false, but str1.equals(str2) will return true.

String can be declared using double quotes, single quotes, or the String constructor.

• Declare using double quotes: String str1 = "Hello";

• Declare using single quotes: String str2 = 'World';

• Declare using String constructor: String str3 = new String("Java");

String builder is not synchronized, while String buffer is synchronized.

• String builder is faster than String buffer because it is not synchronized.

• String buffer is thread-safe, while String builder is not.

• String builder is preferred for single-threaded applications, while String buffer is preferred for multi-threaded applications.

Convert array to ArrayList of strings

• Create a new ArrayList

• Use Arrays.asList() method to convert array to ArrayList

• Example: String[] array = {"apple", "banana", "orange"}; ArrayList list = new ArrayList<>(Arrays.asList(array));