Group 1 - The article discusses various forex trading terms and their meanings, focusing on the functionalities of Expert Advisors (EAs) in trading [1][2][5] - Random operations refer to the switch that introduces randomness into trading strategies to prevent brokers from tracking strategy characteristics [1] - Speed Backtesting is a mode that prioritizes speed over accuracy in backtesting trading strategies, omitting minor details for quicker results [2] Group 2 - Requote indicates that the price has changed since the order was placed, requiring a new quote to execute the trade [7] - Order Rejected occurs when the trading platform denies the order due to reasons such as high spreads or insufficient margin [7] - Order Fully Executed means that the order has been completely filled without any remaining quantity [10] Group 3 - Order Partially Executed signifies that only a portion of the order has been filled, with the remainder still pending [11] - Request Timeout happens when the order command is sent but the server does not respond in time, often due to network issues [14] - Invalid Request indicates that the order format or content is incorrect, leading to rejection by the server [15] Group 4 - Invalid Trade Volume refers to errors in the order's lot size, which does not comply with platform requirements [18] - Invalid Price means that the specified order price is outside the acceptable range or has expired, resulting in rejection [20]

Group 1 - The article provides a summary of forex trading terms and concepts, focusing on automated trading strategies and their mechanisms [1][5]. - "First position" refers to the initial order in a trading strategy, which significantly impacts subsequent risk levels [1][4]. - "Emergency closing at breakeven" is a mechanism that triggers forced closure of all orders at a no-profit, no-loss point to prevent larger losses, activated when net value drops below 70% [2][4]. Group 2 - "Using a virtual take-profit" indicates that while no explicit take-profit is set, a psychological target is established in the background to avoid slippage by brokers [6][4]. - "OneChartSetup multi-currency mode" allows multiple currency pairs to share parameters on a single chart, reducing the load on trading platforms [7]. - "Automatic Money Management" adjusts the number of lots based on account balance, with aggressive settings opening trades at $1,000 and conservative settings at $5,000 [8]. Group 3 - "Swap Protector" identifies positions that may incur high overnight fees and can close or pause trades to avoid these costs [11]. - "Margin Protector" monitors remaining margin and can close positions or halt trading to prevent account liquidation during volatile market conditions [12]. - "Custom" settings allow traders to personalize their trading strategies, including custom trading times and profit-taking methods [17][18].