a luggage cart
举一反三
- 将以下所给出的专业词汇，在A、B、C、D四个选项中选出一个释义或缩略语与其相对应，使其符合专业术语规范。 行李牌 A: Luggage Cart B: Baggage Tag C: Luggage Clam D: Checked Baggage
- 运行表单(cart)的命令是______。 A: DO cart B: DO cart.scx C: DO FORM cart D: RUN FORM cart
- Given that a scoped attribute cart exists only in a user’s session， which two， taken independently， ensure the scoped attribute cart no longer exists？（） A: ${cart = null} B: C: D: E: cart F: G: ${cart}
- 阅读下面代码： Book book = BookDB.getBook(id); HttpSession session = req.getSession(); List cart = (List) session.getAttribute("cart"); if (cart == null) { cart = new ArrayList(); session.setAttribute("cart", cart); } cart.add(book); 下面选项中，哪个是对上述代码功能的正确描述？（）
- Given that a scoped attribute cart exist only in a user’s session， which two， taken independently， ensure the scoped attribute cart no longer exists？（） A: ${cart = null } B: <c：remove var=”cart” /> C: <c：remove var=”${cart}” /> D: <c：remove var=”cart” scope=”session” /> E: <c：remove scope=”session”>cart</c：remove> F: <c：remove var=”${cart}” scope=”session” /> G: <c：remove scope=”session”>${cart}</c：remove>