use a defaule formula of 1
use @elements and add 1 to the total
use the @count function instead of @elements
use @texttotime to ensure that all strings arte converted to date-time values
第1题：
A vessel is "in sight" of another vessel when ______.
A.she can be observed by radar
B.she can be observed visually from the other vessel
C.she can be plotted on radar well enough to determine her heading
D.her fog signal can be heard
第2题：
Yuri created a formula for a button. The code is supposed to set the value of an existing field called title. He used the following formula: title:= @propercase (title); after the foumula runs ,the title field is null. Why? （）
第3题：
A、turns me over
B、turns me down
C、turns me off
D、turns me out
第4题：
tommy has created a sales view in his sales.nsf database. Tommy wants negative numbers in the sales number column in the view parenthesis. which one of the following should tommy do?（）
第5题：
lisa is writing a formula to determine the number of elements in a list. she wants to ensure that a value is returned, even if the value her function is evaluating turns out to be a null string . which one of the following can she so to accomplish this ?（）
第6题：
helga is working with a multi-value field that has numeric values in a list. she would like to apply a formula to each item in the list, return the list which one of the following @fuctions can she use to accomplish this with one line of code?（）
第7题：
which one of the following is an @fuction that Lonnie can use to return the value from a specific field?（）
第8题：
In the girl’s long painstaking training process, _____.
A. her adviser forms a primary challenging force to her success
B. her writing turns into an automatic pattern of performance
C. she acquires the magic of some great achievements
D. she comes to realize she is “hard-wired” to write
第9题：
Derek has created a view in the sales.nsf db. Derek wants the sales value column in the view to be punctuated to display two decimal places . which one of the following should he do?（）
第10题：
Cindy wants to set up third-party tools so she can access them via the designer. Which one of the following should cindy do?（）