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【简答题】
The UN Security Council is made up of five permanent members and ______ non-permanent members.
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参考答案:
举一反三
【判断题】The personal information at the very beginning is all about the person who wants an LAN to be installed at his building. (Reading B)
A.
正确
B.
错误
【多选题】文献检索有哪些检索技术?( )
A.
布尔逻辑运算符、位置运算符
B.
直接检索法、间接检索法
C.
截止运算符、字段限定检索和加权检索
D.
追溯检索法、循环检索法
【单选题】People ____ that vertical flight transports would carry millions of passengers as do the airliners of today.
A.
convinced
B.
resolved
C.
assured
D.
anticipated
【单选题】A type of vertical transport equipment that moves people or goods between floors (levels, decks) of a building.
A.
elevator
B.
trunk
C.
boot
D.
rack
【判断题】The personal information at the very beginning is all about the person who wants an LAN to be installed at his building.
A.
正确
B.
错误
【单选题】It's a type of vertical transport equipment that moves people or goods betweenfloors (levels, decks) of a building.
A.
elevator
B.
bellman
C.
luggage tag
D.
travel bag
【多选题】从现有的检索工具来看,网络信息检索工具都具备哪些基本检索功能?
A.
布尔逻辑检索
B.
短语检索
C.
字段检索
D.
截词检索
E.
位置检索
【单选题】云南昆明滇池生长大量水葫芦的现象,表明水质正在恶化,其根本原因是
A.
含有氮、磷等生活污水大量排入。
B.
水域面积减少。
C.
外来物种侵入。
D.
人为种植增加。
E.
工业废水污染。
【简答题】什么是布尔逻辑检索?有哪些常用算符,在检索中各自发挥什么作用?
【单选题】云南昆明滇池生长大量水葫芦的现象,表明水质正在恶化。其根本原因是:
A.
.含有氮.磷等的生活污水大量排入
B.
.水域面积减少
C.
.外来物种侵入
D.
.人为种植增加
E.
.工业废水污染
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