Exide Industries Salesforce Developer Interview Questions and Answers

Siemens plc models include S7-1200, S7-1500, S7-300, S7-400, and LOGO!

• S7-1200

• S7-1500

• S7-300

• S7-400

• LOGO!

SPC stands for Statistical Process Control, a method used to monitor and control processes to ensure they are operating efficiently and within specifications.

• SPC involves collecting and analyzing data to identify variations in a process

• It helps in detecting and correcting issues before they result in defects

• Common tools used in SPC include control charts, histograms, and Pareto charts

To configure a dp dp coupler, set the parameters for communication protocol, baud rate, address, and data format.

• Set the communication protocol to match the devices being connected.

• Configure the baud rate to ensure proper data transmission speed.

• Assign a unique address to the dp dp coupler for identification.

• Choose the appropriate data format for the connected devices.

• Test the configuration to ensure proper communicati

Smart pointers are objects that store a pointer to dynamically allocated memory and provide automatic memory management.

• Smart pointers help prevent memory leaks by automatically releasing memory when the pointer is no longer needed.

• Examples include unique_ptr, shared_ptr, and weak_ptr in C++.

• unique_ptr is used for exclusive ownership, shared_ptr for shared ownership, and weak_ptr to break circular references.

A lambda function is a small anonymous function defined in a single line of code without a name.

• Lambda functions are often used in programming languages that support functional programming.

• They are commonly used for short, simple operations that do not require a named function.

• Lambda functions can take any number of arguments but can only have one expression.

• Example: lambda x: x*2 defines a lambda function that doubles

Threading is a way for a program to split itself into multiple simultaneous tasks.

• Threading allows for parallel execution of tasks within a program.

• Each thread has its own stack and runs independently of other threads.

• Threads can communicate with each other and share resources.

• Example: A web server handling multiple client requests concurrently using threads.

Lambda function is an anonymous function in programming that can have multiple parameters and can be used as an argument to other functions.

• Lambda functions are also known as anonymous functions because they do not have a name.

• They are often used for short, one-time tasks that do not require a separate function definition.

• Lambda functions can take multiple parameters and return a single value.

• Example: lambda x, y: x + ...read more