html语言中创建一个位于文档内部的锚点的语句是 A: <;name=“NAME” B: <;name=“NAME”>;<;/name>; C: <;a name=“NAME”>;<;/a>; D: <;a name=“ E: NAME“>;<;/a>;
html语言中创建一个位于文档内部的锚点的语句是 A: <;name=“NAME” B: <;name=“NAME”>;<;/name>; C: <;a name=“NAME”>;<;/a>; D: <;a name=“ E: NAME“>;<;/a>;
在YSGL数据库中。 (1)对Employees完成以下操作。 ① 用CREATE INDEX语句在birth字段创建名为index_birth的索引。 ( ) ② 用CREATE INDEX语句在E_name、birth字段创建名为index_bir的多列索引。 ( ) ③ 用ALTER TABLE语句在E_name字段创建名为index_id的唯一性索引。 ( ) ④ 删除index_birth索引。 ( )
在YSGL数据库中。 (1)对Employees完成以下操作。 ① 用CREATE INDEX语句在birth字段创建名为index_birth的索引。 ( ) ② 用CREATE INDEX语句在E_name、birth字段创建名为index_bir的多列索引。 ( ) ③ 用ALTER TABLE语句在E_name字段创建名为index_id的唯一性索引。 ( ) ④ 删除index_birth索引。 ( )
9.--- Could you tell me ____________? A: - Call me Jack, please. B: what your name is C: what your name was D: what is your name E: what was your name
9.--- Could you tell me ____________? A: - Call me Jack, please. B: what your name is C: what your name was D: what is your name E: what was your name
若NAME是一个三行四列的矩阵,则 A: NAME(3, B: =[]表示把NAME中第三行元素删除 C: NAME(3, D: =[]表示把NAME中第三行元素变为0 E: NAME(3, F: =[]表示把NAME中第三列元素删除
若NAME是一个三行四列的矩阵,则 A: NAME(3, B: =[]表示把NAME中第三行元素删除 C: NAME(3, D: =[]表示把NAME中第三行元素变为0 E: NAME(3, F: =[]表示把NAME中第三列元素删除
【单选题】The order of English name and Chinese Name. A. Chinese name: family name + given name English name: given name+ middle name + last name B. Chinese name: given name+ middle name + last name English name: family name + given name
【单选题】The order of English name and Chinese Name. A. Chinese name: family name + given name English name: given name+ middle name + last name B. Chinese name: given name+ middle name + last name English name: family name + given name
如果要查询所有姓名(字段名为name)为2个汉字的学生记录,在查询条件中应输入( ) A: name like '**' B: name kike ' C: D: ' E: name like '??' F: len(name)=2
如果要查询所有姓名(字段名为name)为2个汉字的学生记录,在查询条件中应输入( ) A: name like '**' B: name kike ' C: D: ' E: name like '??' F: len(name)=2
下列JSON格式正确的是: A: '{"name",1,}' B: '{"name",1},' C: '[1,2,3,4,5,]' D: '12,' E: {a:1,b:2} F: " 'a:1,b:2' " G: '{"name":}' H: '{"name":"ivan"}'
下列JSON格式正确的是: A: '{"name",1,}' B: '{"name",1},' C: '[1,2,3,4,5,]' D: '12,' E: {a:1,b:2} F: " 'a:1,b:2' " G: '{"name":}' H: '{"name":"ivan"}'
3.In China,the________ is behind________ A. first name ;last name B. last name; family name C. family name; first name D. last name; first name
3.In China,the________ is behind________ A. first name ;last name B. last name; family name C. family name; first name D. last name; first name
What is the order of the family name and the given name in China? A: the family name before the given name B: the given name before the family name
What is the order of the family name and the given name in China? A: the family name before the given name B: the given name before the family name
SQL中,下列涉及通配符的操作,范围最大的是( )。 A: name like ’hgf B: ’ C: name like ’hgf_t%’ D: name like ’hgf%’ E: name like ’h F: %’ escape ’ G: ’
SQL中,下列涉及通配符的操作,范围最大的是( )。 A: name like ’hgf B: ’ C: name like ’hgf_t%’ D: name like ’hgf%’ E: name like ’h F: %’ escape ’ G: ’