简述引起错误691的原因及其处理方法。
参考答案：
1.密码错；
2.捆绑错；
3.用户状态错；
4.无错误信息；
5.局端设备问题。
下列的变量定义中，错误的是（ ）。
A． true
B． false
C． "I am boy"
D． 都不正确
Which of the following steps is least likely to be an administrative step in the capital budgeting process（）
A. Arranging financing for capital projects.
B. Conducting a post-audit to identify errors in the forecasting process.
C. Prioritizing projects according to project profitability and company resources.
