The total amount of environmental load in a region can be expressed as the per capita environmental load multiplied by the number of population in the region

Use the following code to answer the following questions: int id = 0; cout &#91;< "ID: "; cin &#93;> id; if (id == 1) cout << "Janet"; else if (id == 2 || id == 3) cout << "Mark"; else if (id == 4) cout << "Jerry"; else cout << "Sue"; (1) The above code display ____when the id variable contains the number 2? (2) The above code display ____when the id variable contains the number 4? (3) The above code display ____when the id variable contains the number 3? (4) The above code display ____when the id variable contains the number 8

下来定义表的约束语法,错误的是() A: create table t1(id number primary key,name varchar2(10)) B: create table t1(id number constraint p_k primary key(id),name varchar2(10)) C: create table t1(id number constraint p_k primary key,name varchar2(10)) D: create table t1(id number,name varchar2(10),primary key(id))

The important information is on the （ ）: airline, flight number, date, seat number, boarding time, gate number, etc. A: tag B: baggage C: boarding pass D: ID card

What information is not necessary when checking in at a hotel? ( ) A: ID card number B: name C: working unit D: passport number

Given 130.130.10.1/18, what does /18 mean? A: The port number of the server B: The number of bits dedicated to the network ID C: The number of subnets D: The last 18 bits dedicated to the host ID.

A record in a database can record the ( ) of Mr. Clinton. A: major B: birth day C: ID number D: address

Which region has the largest number of people living with HIV in the world? A: South Asia B: Southeast Asia C: Subsaharan Africa D: North America E: Europe

The three region of pulse palpation on the wrist refers to A: Cun Region B: Guan Region C: Root Region D: Chi Region

Which region is famous for its education? A: the Midwest Region B: the Middle Atlantic region C: the New England region D: the South region