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SPC stands for Statistical Process Control. It is a method used to monitor and control processes to ensure they are operating within acceptable limits.
SPC involves collecting and analyzing data to identify and reduce process variation.
It helps in detecting and preventing defects or errors in a process.
Control charts are commonly used in SPC to visually display process data and identify any out-of-control conditions.
SPC...
The manual micrometer will measure the value of 0.005mm.
The manual micrometer has a higher precision than the manual vernier caliper.
The manual micrometer can measure values up to 0.001mm, while the vernier caliper can measure up to 0.02mm.
The micrometer has a spindle and an anvil that can accurately measure small distances.
The vernier caliper is better suited for measuring larger distances or dimensions.
GD&T stands for Geometric Dimensioning and Tolerancing.
GD&T is a system used to define and communicate engineering tolerances.
It provides a standardized language for specifying the form, size, orientation, and location of features on a part.
GD&T ensures that parts and assemblies are manufactured and inspected correctly, leading to improved quality and interchangeability.
It uses symbols, feature control frames, and datu...
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Name mangling is a technique used by compilers to give unique names to functions and variables to avoid naming conflicts.
Name mangling is used in C++ to support function overloading.
It is also used in Python to avoid naming conflicts in modules.
Name mangling can make it difficult to access variables and functions from outside the class in which they are defined.
In C++, name mangling can be seen by using the 'nm' comman
Abstract Factory is a creational design pattern that provides an interface for creating families of related objects.
Abstract Factory is used when we need to create families of related objects without specifying their concrete classes.
It provides an interface for creating objects of related classes without specifying their concrete classes.
It encapsulates a group of factories that have a common theme.
It promotes loose c...
Range based map iteration can be done using a for-each loop or iterators.
Use a for-each loop to iterate over the map elements.
Alternatively, use iterators to traverse the map.
The range-based for loop is preferred for its simplicity and readability.
Example: for(auto const& [key, value] : myMap) { //do something with key and value }
Detached threads are independent threads that run separately from the main thread. Joined threads are threads that wait for the main thread to finish.
Detached threads are created using pthread_detach() function
Joined threads are created using pthread_join() function
Detached threads do not need to be explicitly terminated
Joined threads must be explicitly terminated using pthread_exit() or return statement
Detached thread...
Static code analysis tools are software programs that analyze source code to find potential issues and improve code quality.
Static code analysis tools scan code without executing it
They can detect issues such as security vulnerabilities, coding errors, and performance problems
Examples of static code analysis tools include SonarQube, ESLint, and Checkstyle
Command to list currently running threads in linux
Use the 'ps' command with the 'H' option to display threads in a hierarchy
Use the 'top' command to display threads in real-time
Use the 'htop' command for an interactive display of threads
No, arithmetic operations cannot be performed on unique pointers.
Unique pointers are used to manage the lifetime of dynamically allocated objects.
They cannot be copied or assigned, only moved.
Arithmetic operations are not defined for pointers, including unique pointers.
Designing Facebook is a complex task involving various components and technologies.
Identify the core features of Facebook such as user profiles, news feed, messaging, and groups.
Choose appropriate technologies for each component such as PHP for backend, React for frontend, and MySQL for database.
Ensure scalability and performance by implementing caching, load balancing, and database sharding.
Implement security measures...
I applied via Job Fair and was interviewed before May 2021. There were 2 interview rounds.
It was good as well as challenging
I applied via Company Website and was interviewed in Oct 2021. There were 3 interview rounds.
I applied via Naukri.com and was interviewed in Nov 2022. There were 3 interview rounds.
The market salary for a civil engineer with 12 years of experience varies depending on location, company size, and specific skills.
Market salary can range from $80,000 to $150,000 per year
Factors such as location (urban vs rural), company size, and industry specialization can impact salary
Additional certifications or advanced degrees can also increase salary potential
One question paper of 10 questions.
I applied via Referral and was interviewed in Mar 2023. There were 2 interview rounds.
based on 2 interviews
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