# limits

***

**1. Array Bounds Checking**

```cpp
int arr[5];

// Check if index is within bounds
if (index >= 0 && index < 5) {
  // Access element at index
  int value = arr[index];
} else {
  // Handle out-of-bounds error
}
```

**2. List Size Checking**

```cpp
vector<int> vec;

// Check if list is empty
if (vec.empty()) {
  // Handle empty list
}

// Check if list contains a specific element
if (find(vec.begin(), vec.end(), element) != vec.end()) {
  // Element found
} else {
  // Element not found
}
```

**3. Numerical Range Checking**

```cpp
int age = 15;

// Check if age is within a valid range
if (age < 0 || age > 120) {
  // Handle invalid age
} else {
  // Age is valid
}
```

**4. File Size Checking**

```cpp
ifstream file("filename.txt");

// Check if file is open
if (file.is_open()) {
  // Get file size
  file.seekg(0, ios::end);
  streampos size = file.tellg();

  // Check if file is empty
  if (size == 0) {
    // Handle empty file
  }

  // Check if file is too large
  if (size > MAX_FILE_SIZE) {
    // Handle file too large
  }
} else {
  // Handle file open error
}
```

**5. Memory Allocation Checking**

```cpp
int* ptr = new int[10];

// Check if allocation succeeded
if (ptr == nullptr) {
  // Handle memory allocation failure
}

// Check if allocation is within bounds
if (ptr < SOME_LOWER_BOUND || ptr > SOME_UPPER_BOUND) {
  // Handle out-of-bounds allocation
}
```

**6. String Length Checking**

```cpp
string str = "Hello World";

// Check if string is empty
if (str.empty()) {
  // Handle empty string
}

// Check if string is within a valid length range
if (str.length() < MIN_LENGTH || str.length() > MAX_LENGTH) {
  // Handle invalid string length
}
```

**7. Input Validation**

```cpp
int num;

// Get user input
cin >> num;

// Validate input
if (cin.fail()) {
  // Handle invalid input
} else if (num < 0 || num > 100) {
  // Handle out-of-range input
}
```

**8. Time Limit Checking**

```cpp
chrono::high_resolution_clock::time_point start = chrono::high_resolution_clock::now();

// Perform some computation

chrono::high_resolution_clock::time_point end = chrono::high_resolution_clock::now();

// Check if computation took too long
if (chrono::duration_cast<chrono::milliseconds>(end - start).count() > TIME_LIMIT) {
  // Handle time limit exceeded
}
```

**9. Loop Limit Checking**

```cpp
for (int i = 0; i < 100; i++) {
  // Perform some action

  // Check if loop has iterated too many times
  if (i >= MAX_ITERATIONS) {
    break;
  }
}
```

**10. Recursion Depth Limit Checking**

```cpp
int recursionDepth = 0;

void recursiveFunction(int n) {
  recursionDepth++;

  // Check if recursion depth limit has been reached
  if (recursionDepth >= MAX_RECURSION_DEPTH) {
    // Handle stack overflow
  }

  // Recursive call
  if (n > 0) {
    recursiveFunction(n - 1);
  }
}
```

**11. Thread Concurrency Limit Checking**

```cpp
int threadCount = 0;

void newThread() {
  threadCount++;

  // Check if too many threads are running concurrently
  if (threadCount > MAX_CONCURRENCY) {
    // Handle thread limit exceeded
  }

  // Thread execution
  // ...
}
```

**12. Database Query Limit Checking**

```cpp
int queryCount = 0;

void databaseQuery() {
  queryCount++;

  // Check if too many queries are being executed
  if (queryCount > MAX_QUERIES_PER_SECOND) {
    // Handle query rate limit exceeded
  }

  // Query execution
  // ...
}
```

**13. Resource Usage Limit Checking**

```cpp
int memoryUsage = 0;

void allocateMemory() {
  memoryUsage++;

  // Check if memory usage limit has been reached
  if (memoryUsage > MAX_MEMORY_USAGE) {
    // Handle memory limit exceeded
  }

  // Memory allocation
  // ...
}
```

**14. Network Traffic Limit Checking**

```cpp
int networkTraffic = 0;

void sendData(int size) {
  networkTraffic += size;

  // Check if network traffic limit has been reached
  if (networkTraffic > MAX_NETWORK_TRAFFIC) {
    // Handle network traffic limit exceeded
  }

  // Data transmission
  // ...
}
```

**15. API Call Limit Checking**

```cpp
int apiCallCount = 0;

void makeApiCall() {
  apiCallCount++;

  // Check if API call limit has been reached
  if (apiCallCount > MAX_API_CALLS_PER_HOUR) {
    // Handle API call limit exceeded
  }

  // API call
  // ...
}
```

**16. File Descriptor Limit Checking**

```cpp
int fileDescriptorCount = 0;

void openFile() {
  fileDescriptorCount++;

  // Check if file descriptor limit has been reached
  if (fileDescriptorCount > MAX_FILE_DESCRIPTORS) {
    // Handle file descriptor limit exceeded
  }

  // File opening
  // ...
}
```

**17. Process Limit Checking**

```cpp
int processCount = 0;

void startProcess() {
  processCount++;

  // Check if process limit has been reached
  if (processCount > MAX_PROCESSES) {
    // Handle process limit exceeded
  }

  // Process creation
  // ...
}
```

**18. Input Buffer Limit Checking**

```cpp
char inputBuffer[MAX_BUFFER_SIZE];

// Get user input
cin.getline(inputBuffer, MAX_BUFFER_SIZE);

// Check if the input buffer is full
if (!cin.good()) {
  // Handle input buffer limit exceeded
}
```

**19. Output Buffer Limit Checking**

```cpp
string outputBuffer;

// Write to the output buffer
outputBuffer.append("Some data");

// Check if the output buffer is full
if (outputBuffer.size() >= MAX_BUFFER_SIZE) {
  // Handle output buffer limit exceeded
}
```

**20. Command Line Argument Limit Checking**

```cpp
int argc;
char** argv;

// Parse command line arguments
argc = _argc;
argv = _argv;

// Check if the number of arguments exceeds the limit
if (argc > MAX_ARGUMENTS) {
  // Handle argument limit exceeded
}
```

**21. Environment Variable Limit Checking**

```cpp
int environmentVariableCount = 0;

// Enumerate environment variables
LPTSTR envVars;
envVars = GetEnvironmentStrings();
while (*envVars) {
  environmentVariableCount++;
  // Parse and process the environment variable
  envVars += strlen(envVars) + 1;
}

// Check if the number of environment variables exceeds the limit
if (environmentVariableCount > MAX_ENVIRONMENT_VARIABLES) {
  // Handle environment variable limit exceeded
}
```

**22. Registry Key Limit Checking**

```cpp
int registryKeyCount = 0;

// Enumerate registry keys
HKEY hKey;
RegOpenKeyEx(HKEY_CURRENT_USER, "Software\\MyCompany", 0, KEY_READ, &hKey);
if (hKey != INVALID_HANDLE_VALUE) {
  DWORD subKeyIndex = 0;
  char subKeyName[MAX_SUBKEY_NAME_LENGTH];
  DWORD subKeySize = MAX_SUBKEY_NAME_LENGTH;

  while (RegEnumKeyEx(hKey, subKeyIndex, subKeyName, &subKeySize, NULL, NULL, NULL, NULL) == ERROR_SUCCESS) {
    registryKeyCount++;
    // Parse and process the registry key

    subKeySize = MAX_SUBKEY_NAME_LENGTH;
    subKeyIndex++;
  }

  RegCloseKey(hKey);
}

// Check if the number of registry keys exceeds the limit
if (registryKeyCount > MAX_REGISTRY_KEYS) {
  // Handle registry key limit exceeded
}
```

**23. Service Limit Checking**

```cpp
int serviceCount = 0;

// Enumerate services
SC_HANDLE hManager;
hManager = OpenSCManager(NULL, NULL, SC_MANAGER_ENUMERATE_SERVICE);
if (hManager) {
  ENUM_SERVICE_STATUS_PROCESS* services;
  DWORD servicesSize = 0;
  DWORD servicesReturned = 0;

  EnumServicesStatusEx(hManager, SC_ENUM_PROCESS_INFO, SERVICE_WIN32, SERVICE_STATE_ALL,
                       (LPBYTE)services, servicesSize, &servicesSize, &servicesReturned, NULL, NULL);
  if (GetLastError() == ERROR_MORE_DATA) {
    services = (ENUM_SERVICE_STATUS_PROCESS*)malloc(servicesSize);

    EnumServicesStatusEx(hManager, SC_ENUM_PROCESS_INFO, SERVICE_WIN32, SERVICE_STATE_ALL,
                         (LPBYTE)services, servicesSize, &servicesSize, &servicesReturned, NULL, NULL);
  }

  for (DWORD i = 0; i < servicesReturned; i++) {
    serviceCount++;
    // Parse and process the service
  }

  free(services);
  CloseServiceHandle(hManager);
}

// Check if the number of services exceeds the limit
if (serviceCount > MAX_SERVICES) {
  // Handle service limit exceeded
}
```

**24. Driver Limit Checking**

```cpp
int driverCount = 0;

// Enumerate drivers
PDriverObject driverObject;
for (driverObject = IoGetInitialDriverObject(); driverObject != NULL; driverObject = driverObject->NextDriver) {
  driverCount++;
  // Parse and process the driver
}

// Check if the number of drivers exceeds the limit
if (driverCount > MAX_DRIVERS) {
  // Handle driver limit exceeded
}
```

**25. Interrupt Request Limit Checking**

```cpp
int interruptRequestCount = 0;

// Enumerate interrupt requests
for (int i = 0; i < MAXIMUM_PROCESSORS; i++) {
  PRKM_DEVICE_NODE pDeviceNode;
  for (pDeviceNode = KeGetPcr()->Prcb[i].DeviceListHead.Flink;
       pDeviceNode != &KeGetPcr()->Prcb[i].DeviceListHead;
       pDeviceNode = pDeviceNode->Next) {
    PIRQL_TABLE_ENTRY irqlTableEntry;
    for (irqlTableEntry = pDeviceNode->InterruptTable;
         irqlTableEntry->IsrRoutine != NULL; irqlTableEntry += sizeof(IRQ_TABLE_ENTRY)) {
      interruptRequestCount++;
      // Parse and process the interrupt request
    }
  }
}

// Check if the number of interrupt requests exceeds the limit
if (interruptRequestCount > MAX_INTERRUPT_REQUESTS) {
  // Handle interrupt request limit exceeded
}
```

**26. Process Handle Limit Checking**

```cpp
int processHandleCount = 0;

// Enumerate process handles
HANDLE processHandle;
for (processHandle = INVALID_HANDLE_VALUE;
     processHandle != NULL;
     processHandle = DuplicateHandle(GetCurrentProcess(), processHandle, NULL, NULL, 0, FALSE, DUPLICATE_SAME_ACCESS)) {
  CloseHandle(processHandle);
  processHandleCount++;
}

// Check if the number of process handles exceeds the limit
if (processHandleCount > MAX_PROCESS_HANDLES) {
  // Handle process handle limit exceeded
}
```

**27. Heap Allocation Limit Checking**

```cpp
int heapAllocationCount = 0;

// Enumerate heap allocations
HEAP_ENTRY heapEntry;
heapEntry.wFlags = 0;
heapEntry.iRegionIndex = 0;
while (HeapWalk(GetProcessHeap(), &heapEntry) != FALSE) {
  heapAllocationCount++;
  // Parse and process the heap allocation
}

// Check if the number of heap allocations exceeds the limit
if (heapAllocationCount > MAX_HEAP_ALLOCATIONS) {
  // Handle heap allocation limit exceeded
}
```

**28. Pagefile Usage Limit Checking**

```cpp
MEMORYSTATUSEX memStatus;
memStatus.dwLength = sizeof(MEMORYSTATUSEX);

GlobalMemoryStatusEx(&memStatus);

// Check if pagefile usage exceeds the limit
if (memStatus.ullTotalPageFile >> 20 > MAX_PAGEFILE_USAGE) {
  // Handle pagefile usage limit exceeded
}
```

**29. Physical Memory Usage Limit Checking**

```cpp
MEMORYSTATUSEX memStatus;
memStatus.dwLength = sizeof(MEMORYSTATUSEX);

GlobalMemoryStatusEx(&memStatus);

// Check if physical memory usage exceeds the limit
if (memStatus.ullTotalPhys >> 20 > MAX_PHYSICAL_MEMORY_USAGE) {
  // Handle physical memory usage limit exceeded
}
```

**30. Virtual Memory Usage Limit Checking**

```cpp
MEMORYSTATUSEX memStatus;
memStatus.dwLength = sizeof(MEMORYSTATUSEX);

GlobalMemoryStatusEx(&memStatus);

// Check if virtual memory usage exceeds the limit
if (memStatus.ullTotalVirtual >> 20 > MAX_VIRTUAL_MEMORY_USAGE) {
  // Handle virtual memory usage limit exceeded
}
```

**31. CPU Usage Limit Checking**

```cpp
GET_SYSTEM_TIMES time;
GetSystemTimes(&time);

// Calculate CPU usage
double cpuUsage = (time.dwKernelTime + time.dwUserTime) / (time.dwKernelTime + time.dwUserTime + time.dwIdleTime);

// Check if CPU usage exceeds the limit
if (cpuUsage * 100.0 > MAX_CPU_USAGE) {
  // Handle CPU usage limit exceeded
}
```

**32. Disk Space Limit Checking**

```cpp
ULARGE_INTEGER fsFreeBytes;
ULARGE_INTEGER fsTotalBytes;
GetDiskFreeSpaceEx(NULL, &fsFreeBytes, &fsTotalBytes, NULL);

// Calculate disk usage
double diskUsage = (fsTotalBytes.QuadPart - fsFreeBytes.QuadPart) / fsTotalBytes.QuadPart;

// Check if disk usage exceeds the limit
if (diskUsage * 100.0 > MAX_DISK_USAGE) {
  // Handle disk usage limit exceeded
}
```

**33. Network Bandwidth Limit Checking**

```cpp
NETWORK_INTERFACE_INFO interfaceInfo[MAX_INTERFACES];
DWORD interfaceCount;
GetNetworkInterfaceInfo(interfaceInfo, &interfaceCount);

// Calculate network bandwidth used
double bandwidthUsed = 0.0;
for (DWORD i = 0; i < interfaceCount; i++) {
  bandwidthUsed += interfaceInfo[i].Speed;
}

// Check if network bandwidth used exceeds the limit
if (bandwidthUsed > MAX_NETWORK_BANDWIDTH) {
  // Handle network bandwidth limit exceeded
}
```

**34. Thread Context Switch Limit Checking**

```cpp
HANDLE hThread;
hThread = GetCurrentThread();

// Get thread context switch count
FILETIME creationTime;
FILETIME exitTime;
FILETIME kernelTime;
FILETIME userTime;
GetThreadTimes(hThread, &creationTime, &exitTime, &kernelTime, &userTime);

// Calculate context switch count
double contextSwitchCount = (kernelTime.dwHighDateTime + kernelTime.dwLowDateTime) +
                             (userTime.dwHighDateTime + userTime.dwLowDateTime);

// Check if context switch count exceeds the limit
if (contextSwitchCount > MAX_CONTEXT_SWITCHES) {
  // Handle context switch limit exceeded
}
```

**35. File Change Notifications Limit Checking**

```cpp
HANDLE dirHandle;
dirHandle = CreateFile(L"directory", FILE_LIST_DIRECTORY, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
                        OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_OVERLAPPED, NULL);
if (dirHandle != INVALID_HANDLE_VALUE) {
  OVERLAPPED overlapped;
  memset(&overlapped, 0, sizeof(OVERLAPPED));

  DWORD changeFilter = FILE_NOTIFY_CHANGE_FILE_NAME | FILE_NOTIFY_CHANGE_DIR_NAME
                        | FILE_NOTIFY_CHANGE_ATTRIBUTES | FILE_NOTIFY_CHANGE_SIZE
                        | FILE_NOTIFY_CHANGE_LAST_WRITE | FILE_NOTIFY_CHANGE_LAST_ACCESS;
  ChangeNotify(dirHandle, &overlapped, changeFilter, TRUE);

  DWORD changeCount;
  bool limitExceeded = false;
  while (GetOverlappedResult(dirHandle, &overlapped, &changeCount, TRUE)) {
    if (changeCount > MAX_FILE_CHANGE_NOTIFICATIONS) {
      limitExceeded = true;
      break;
    }

    // Process file change notifications
  }

  if (limitExceeded) {
    // Handle file change notification limit exceeded
  }

  CloseHandle(dirHandle);
}
```

**36. Event Log Entry Limit Checking**

```cpp
HANDLE hEventLog;
hEventLog = RegisterEventSource(NULL, L"MyEventLog");
if (hEventLog != NULL) {
  EVENTLOGRECORD eventLogRecord;
  memset(&eventLogRecord, 0, sizeof(EVENTLOGRECORD));

  DWORD entriesRead = 0;
  DWORD entriesWritten = 0;
  ReadEventLog(hEventLog, EVENTLOG_SEQUENTIAL_READ | EVENTLOG_BACKWARDS_READ, 0, &eventLogRecord,
               sizeof(EVENTLOGRECORD), &entriesRead, &entriesWritten);

  if (entriesWritten > MAX_EVENT_LOG_ENTRIES) {
    // Handle event log entry limit exceeded
  }

  DeregisterEventSource(hEventLog);
}
```

**37. WMI Event Query Limit Checking**

```cpp
IWbemServices* pServices = NULL;
CoInitialize(NULL);
CoCreateInstance(CLSID_WbemLocator, 0, CLSCTX_INPROC_SERVER, IID_IWbemLocator, (LPVOID*)&pServices);

BSTR namespacePath = SysAllocString(L"root\\cimv2");
IWbemServices* pNamespace = NULL;
pServices->ConnectServer(namespacePath, NULL, NULL, NULL, 0, NULL, NULL, &pNamespace);
SysFreeString(namespacePath);

IEnumWbemClassObject* pEnumerator = NULL;
pNamespace->ExecQuery(L"WQL", L"SELECT * FROM __InstanceModificationEvent WITHIN 60", WBEM_FLAG_RETURN_IMMEDIATELY,
                       NULL, &pEnumerator);

ULONG returnedCount = 0;
pEnumerator->Release(); // Assuming the event query returned immediately for demonstration purposes

if (returnedCount > MAX_WMI_EVENT_QUERY_RETURNED) {
  // Handle WMI event query limit exceeded
}

pNamespace->Release();
pServices->Release();
CoUninitialize();
```

**38. COM Object Lifetime Limit Checking**

```cpp
IClassFactory* pClassFactory = NULL;
CoGetClassObject(CLSID_MyObject, CLSCTX_INPROC_SERVER, NULL, IID_IClassFactory, (LPVOID*)&pClassFactory);

IUnknown* pUnknown = NULL;
pClassFactory->CreateInstance(NULL, IID_IUnknown, (LPVOID*)&pUnknown);

// Use the COM object
// ...

IUnknown_Release(pUnknown);
pClassFactory->Release();
```

**39. Database Connection Limit Checking**

```cpp
SQLHENV hEnv;
SQLHDBC hDbc;

SQLAllocHandle(SQL_HANDLE_ENV, SQL_NULL_HANDLE, &hEnv);
SQLAllocHandle(SQL_HANDLE_DBC, hEnv, &hDbc);

SQLSetConnectAttr(hDbc, SQL_ATTR_CONNECTION_LIMIT, (SQLPOINTER)MAX_CONNECTIONS, SQL_IS_UINTEGER);

// Connect to the database
// ...

// Use the database connection
// ...

SQLFreeHandle(SQL_HANDLE_DBC, hDbc);
SQLFreeHandle(SQL_HANDLE_ENV, hEnv);
```

**40. API Rate Limit Checking**

```cpp
chrono::high_resolution_clock::time_point lastApiCallTime = chrono::high_resolution_clock::now();

void makeApiCall() {
  // Check if API rate limit has been exceeded
  chrono::high_resolution_clock::time_point now = chrono::high_resolution_clock::now();
  chrono::milliseconds elapsed =
      chrono::duration_cast<chrono::milliseconds>(now - lastApiCallTime);
  if (elapsed.count() < MIN_TIME_BETWEEN_API_CALLS) {
    // Handle API rate limit exceeded
  }

  // Make the API call
  // ...

  lastApiCallTime = now;
}
```

**41. File Lock Limit Checking**

```cpp
HANDLE hFile;
hFile = CreateFile(L"filename", GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE,
                     NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (hFile != INVALID_HANDLE_VALUE) {
  OVERLAPPED overlapped;
  memset(&overlapped, 0, sizeof(OVERLAPPED));

  LARGE_INTEGER pos = {0, 0};
  LockFileEx(hFile, LOCKFILE_FAIL_IMMEDIATELY, 0, 1, 0, &overlapped);

  DWORD error = GetLastError();
  if (error == ERROR_LOCK_VIOLATION) {
    // Handle file lock limit exceeded
  }

  UnlockFileEx(hFile, 0, 1, 0, &overlapped);
  CloseHandle(hFile);
}
```

**42. Resource Reservation Limit Checking**

```cpp
typedef struct _RESOURCE_RESERVATION {
  BYTE Reserved1;
  BYTE Reserved2;
  WORD Flags;
  WORD MemoryRequirement;
  WORD MemoryReservation;
  WORD MemoryLimit;
  WORD TotalReservation;
  WORD TotalLimit;
} RESOURCE_RESERVATION;

DWORD reservationInfoSize = sizeof(RESOURCE_RESERVATION);
RESOURCE_RESERVATION reservationInfo;

GetProcessResourceReservation(GetCurrentProcess(), &reservationInfo, &reservationInfoSize);

// Check if any resource reservations exceed the limit
if (reservationInfo.MemoryLimit < MAX_MEMORY_LIMIT
    || reservationInfo.TotalLimit < MAX_TOTAL_LIMIT) {
  // Handle resource reservation limit exceeded
}
```

**43. CPU Affinity Limit Checking**

```cpp
GROUP_AFFINITY groupAffinity;
GetThreadGroupAffinity(GetCurrentThread(), &groupAffinity);

// Check if the CPU affinity is within the allowed range
DWORD allowedAffinityMask = GetCurrentProcessorNumber();
if ((groupAffinity.Mask & allowedAffinityMask) == 0) {
  // Handle CPU affinity limit exceeded
}
```

**44. Registry Value Size Limit Checking**

```cpp
HKEY hKey;
RegOpenKeyEx(HKEY_CURRENT_USER, L"Software\\MyCompany", 0, KEY_READ, &hKey);
if (hKey != INVALID_HANDLE_VALUE) {
  DWORD valueSize;
  RegQueryValueEx(hKey, L"MyValue", NULL, NULL, NULL, &valueSize);

  // Check if the value size exceeds the limit
  if (valueSize > MAX_REGISTRY_VALUE_SIZE) {
    // Handle registry value size limit exceeded
  }

  RegCloseKey(hKey);
}
```

**45. Thread Priority Limit Checking**

```cpp
HANDLE hThread;
hThread = GetCurrentThread();

// Check if the thread priority is within the allowed range
int threadPriority = GetThreadPriority(hThread);
if (threadPriority < MIN_THREAD_PRIORITY || threadPriority > MAX_THREAD_PRIORITY) {
  // Handle thread priority limit exceeded
}
```

**46. Process Memory Limit Checking**

```cpp
SIZE_T memoryLimit = GetProcessMemoryLimit(GetCurrentProcess(), NULL);

// Check if the process memory usage exceeds the limit
MEMORYSTATUSEX memStatus;
memStatus.dwLength = sizeof(MEMORYSTATUSEX);

GlobalMemoryStatusEx(&memStatus);
if (memStatus.ullTotalPhys >> 20 > memoryLimit) {
  // Handle process memory limit exceeded
}
```

**47. Process Affinity Limit Checking**

```cpp
HANDLE hProcess;
hProcess = GetCurrentProcess();

// Check if the process affinity is within the allowed range
DWORD_PTR processAffinityMask;
GetProcessAffinityMask(hProcess, &processAffinityMask, NULL);

DWORD allowedAffinityMask = GetCurrentProcessorNumber();
if ((processAffinityMask & allowedAffinityMask) == 0) {
  // Handle process affinity limit exceeded
}
```

**48. Job Object Memory Limit Checking**

```cpp
JOBOBJECT_EXTENDED_LIMIT_INFORMATION jobLimitInfo;
memset(&jobLimitInfo, 0, sizeof(JOBOBJECT_EXTENDED_LIMIT_INFORMATION));

HANDLE hJob;
hJob = CreateJobObject(NULL, NULL);
if (hJob != NULL) {
  jobLimitInfo.BasicLimitInformation.LimitFlags = JOB_OBJECT_LIMIT_PROCESS_MEMORY;
  jobLimitInfo.ProcessMemoryLimit = MAX_JOB_MEMORY_LIMIT;

  SetInformationJobObject(hJob, JobObjectExtendedLimitInformation, &jobLimitInfo,
                           sizeof(JOBOBJECT_EXTENDED_LIMIT_INFORMATION));

  // Check if the process memory usage exceeds the job object limit
  MEMORYSTATUSEX memStatus;
  memStatus.dwLength = sizeof(MEMORYSTATUSEX);

  GlobalMemoryStatusEx(&memStatus);
  if (memStatus.ullTotalPhys >> 20 > MAX_JOB_MEMORY_LIMIT) {
    // Handle job object memory limit exceeded
  }

  CloseHandle(hJob);
}
```

**49. Process File Descriptor Limit Checking**

```cpp
int fileDescriptorLimit = GetProcessFileLimit(GetCurrentProcess());

// Check if the process file descriptor usage exceeds the limit
int fileDescriptorCount = GetCurrentProcessNumberOfHandles();
if (fileDescriptorCount > fileDescriptorLimit) {
  // Handle process file descriptor limit exceeded
}
```

**50. Process Thread Limit Checking**

```cpp
DWORD threadLimit = GetProcessDefaultCpuLimit(GetCurrentProcess());

// Check if the process thread usage exceeds the limit
DWORD threadCount = GetCurrentProcessNumberOfThreads();
if (threadCount > threadLimit) {
  // Handle process thread limit exceeded
}
```