Prior to the UML, there was no clear leading(66)language. Users had to choose from among many similar modeling languages with minor differences in overall(67)power. Most of the modeling languages shared a set of commonly accepted concepts that are expressed slightly differently in various languages. This lack of(68)discouraged new users from entering the OO market and from doing OO modeling, without greatly expanding the power of modeling. Users longed for the industry to adopt one, or a very few, broadly supported modeling languages suitable for(69)usage.

Some Vendors were discouraged from entering the OO modeling area because of the need to support many similar, but slightly different, modeling languages. In particular, the supply of add on tools has been depressed because small vendors cannot afford to support many different formats from many different(70)modeling tools. It is important to the entire OO industry to encourage broadly based tools and vendors, as well as niche products that cater to the needs of specialized groups.

A．programming

B．modeling

C．formal

D．intelligent

[单选题]prior to the UML, there was no clear leading(1)language. Users had to choose from among many similar modeling languages with minor differences in overall(2)power. Most of the modeling languages shared a set of commonly accepted concepts that are expr

[单选题]Prior to the UML，there was no clearleading (66) language.Users had to choose from among many similar modeling languages with minor differences in overall (67) power.Most of the modeling languages shared a set of commonly accepted concepts that are ex

[主观题][ ] Prior to engaging in negotiation it is wise to consider one’s own “bottom-line”

[单选题]Prior to the availability of enterprise EDM, locating a document over a LAN could be difficult, and over a WAN(66)nearly impossible. With the model for collaborative work spreading, and with more users sharing(67)documents through e-mail and the Inte

[单选题]It is clear that ______.A．all the mice came out of the hole easilyB．each of the people understood the relationship differentlyC．the people wanted to kill the mice with smokeD．the people knew one of the mice was blind at first sight

[单选题]Prior to lowering the lifeboat，the most important item to check is the（）.A . oarsB . sailC . boat plugD . life preserver

[判断题] LEA有效地址送寄存器指令格式为：LEA REG，SRC。A . 正确B . 错误

[单选题]_________[A] To make revising easier, leave wide margins and extra space between lines so that you can easily add words, sentences, and corrections. Write on only one side of the paper.[B] After you have clearly and adequately developed the body of y

[单选题]_________[A] To make revising easier, leave wide margins and extra space between lines so that you can easily add words, sentences, and corrections. Write on only one side of the paper.[B] After you have clearly and adequately developed the body of y

[单选题][Prior] to myarrival,they had a meeting.A.beforeB.afterC.onD.about