Quant Interview Practice Questions

In low-latency trading systems, market data feeds are often distributed as streams of binary packets over UDP or TCP. To minimize deserialization overhead, quantitative developers use memory optimization techniques like reinterpret_cast to directly map raw byte buffers to packed C++ structures. This zero-copy approach is critical for achieving microsecond-level processing times in high-frequency trading architectures. Task Implement the parseHeaders method within the HeaderParser class to extra