下面哪条语句创建了一个存有10个整数的vector对象？ A: std::vector<int> v(10); B: std::vector v; C: std::vector v[10]; D: std::vector<int> v[10]; E: std::vector(int) v;

数据类型是标准逻辑位的选择项是（ ） A: STD_LOGIC_1164 B: STD_LOGIC_VECTOR C: STD_LOGIC D: LOGIC

Based on the attributes of logic, logic can be divided into five types， and which of the following is not the right type?（ ） A: Aristotelian logic B: modern inductive logic C: traditional logic, D: mathematical logic

If F is a vector field, then divF is a vector field.

PLC英文名称？ A: Programmable Logic Controller B: Personal Logic Controller C: Programmable Logic Computer D: Personal Logic Computer

In the vector field, the vector line is such a curve where ( ) A: The tangent direction at each point on it is orthogonal to the direction of the vector field at that point. B: The tangent direction at each point on it is parallel to the direction of the vector field at that point. C: The value of each point on it is equal to the value of the vector field at that point. D: The vector line is the geometric curve of the vector field function.

下列创建vector容器对象的方法中,错误的是( ) A: vector v(10); B: vector v(10, 1); C: vector v{10, 1}; D: vector v = (10, 1);

The coordinates of a vector relative to a basis in a vector space is unique.

用"useradd std"命令添加一个用户，这个用户的主目录是什么?( )。 A: etc/std B: var/std C: home/std D: in/std

‌用"useradd std"命令添加一个用户，这个用户的主目录是什么?‍ A: /etc/std B: /var/std C: /bin/std D: /home/std