The information required to obtain an e-mail address includes a user ID and ____.

A. computer ID
B. password
C. code
D. user name


Answer: B

Computer Science & Information Technology

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Answer the following statements true (T) or false (F)

1. In the simplest method of probability sampling, stratified sampling, the systems analyst would, for example, choose to interview every nth person on a list of company employees. 2. Stratification is the process of identifying sub populations, or strata, and then selecting objects or people for sampling in these sub populations. 3. Sometimes a systems analyst must select a group of people or documents to study. This process is referred to as cluster sampling. 4. There is one single formula to help a systems analyst set the sample size for interviewing.

Computer Science & Information Technology

Spam cannot be sent in a text message.

a. true b. false

Computer Science & Information Technology

When the expression value % 2 evaluates to 0, the integer is even, so the first case executes. However, because there is no break statement in the first case, the statement at line 7 will also execute. So outputJTextField will always contain "Odd Integer" after the preceding switch statement executes.

``` 1 switch ( value % 2 ) 2 { 3 case 0: 4 outputJTextField.setText( "Even Integer" ); 5 6 case 1: 7 outputJTextField.setText( "Odd Integer" ); 8 break; 9 10 } // end switch ```

Computer Science & Information Technology

You should avoid using multiple images on a slide

Indicate whether the statement is true or false

Computer Science & Information Technology