10+ Vidocto Interview Questions and Answers

Cases are records of customer issues or requests. Case types are categories of cases based on their nature.

• Cases are used to track customer issues or requests

• Case types are used to categorize cases based on their nature

• Examples of case types include technical support, billing inquiries, and product feedback

Views and view rules are used to control access to data and define how data is displayed in ServiceNow.

• Views determine which records are displayed to users based on their roles and permissions.

• View rules are used to further restrict access to specific records based on conditions.

• Views can be customized to display specific fields and order of fields.

• View rules can be used to hide sensitive data from certain users or groups.

• Examples of views include 'My Open Incidents' and 'All...read more

A null pointer is a pointer that does not point to any memory location.

• A null pointer is represented by the value 0 or nullptr in C++.

• Dereferencing a null pointer results in undefined behavior.

• Null pointers are commonly used to indicate the end of a linked list or array.

• Null pointers can be used to check if a pointer has been initialized or not.

Remotely access client machine, analyze issue, troubleshoot, and provide solution

• Request remote access to client machine

• Analyze reported issue thoroughly

• Troubleshoot the problem step by step

• Communicate with client for additional information

• Provide a detailed solution and ensure it resolves the issue

Bug life cycle is the process of identifying, reporting, fixing, and verifying software defects.

• Bug is identified by testers or users

• Bug is reported to development team

• Development team fixes the bug

• Fixed bug is verified by testers

• Bug is closed if verified or reopened if not fixed

• Bug is retested after reopening

Structure padding is the insertion of unused memory between structure members to align them to specific memory addresses.

• Padding is added to ensure that each member of the structure is aligned to a memory address that is a multiple of its size.

• Padding is added to improve performance by allowing the CPU to access data more efficiently.

• Padding can be controlled using compiler-specific directives or pragmas.

• Example: struct example { char a; int b; char c; }; - padding will be ad...read more

Yes, I have implemented various use cases and scenarios in my previous roles.

• Implemented use cases for incident management, change management, and service request management.

• Created scenarios for testing and validation of new features and enhancements.

• Developed workflows and automation scripts to streamline processes.

• Collaborated with cross-functional teams to identify and prioritize use cases.

• Trained end-users on new use cases and scenarios.

• Continuously monitored and evaluat...read more

A C structure is a user-defined data type that groups related variables of different data types under a single name.

• Structures allow for the creation of complex data types that can be used to store and manipulate related data.

• They can contain variables of different data types, including other structures.

• Structures are defined using the 'struct' keyword and can be accessed using the dot operator.

• Example: struct person { char name[20]; int age; float salary; };

• Example: struct p...read more

CTC expectation refers to the expected salary or compensation package for the position.

• CTC stands for Cost to Company

• It includes all the expenses incurred by the company for an employee, such as salary, bonuses, benefits, and taxes

• The CTC expectation can vary based on the candidate's experience, skills, and the company's budget

• It is important to discuss CTC expectations during the interview process to avoid any misunderstandings later on

Structure padding adds extra bytes to align data while structure packing removes extra bytes to save memory.

• Structure padding is used to align data in memory for efficient access.

• Structure packing is used to save memory by removing extra bytes.

• Padding bytes are added to ensure that each member of the structure is aligned on a boundary that is a multiple of its size.

• Packing bytes are removed to ensure that the structure uses the minimum amount of memory possible.

• Padding and pa...read more

I am an experienced operations engineer with expertise in Linux commands and a proven track record in my previous organization.

• Proficient in Linux commands and shell scripting

• Experience in managing and maintaining servers and applications

• Skilled in troubleshooting and problem-solving

• Collaborated with cross-functional teams to ensure smooth operations

• Implemented automation and monitoring tools to improve efficiency

• Managed and mentored junior team members

• Previous role: Operatio...read more

I write SQL queries by first identifying the data I need to retrieve, then structuring the query using SELECT, FROM, WHERE, and other clauses.

• Identify the data needed for the query

• Use SELECT to specify the columns to retrieve

• Use FROM to specify the tables to query from

• Use WHERE to filter the results based on conditions

• Use JOIN to combine data from multiple tables if needed

• Use GROUP BY and HAVING for aggregating data

• Use ORDER BY to sort the results

• Use LIMIT to restrict the num...read more