Processes on a data flow diagram:

A) transform incoming data into outgoing information.
B) represent the system boundaries.
C) represent the work that a specific user performs.
D) change the nature of the relationships on an entity-relationship diagram.


A) transform incoming data into outgoing information.

Computer Science & Information Technology

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When you transmit information in a data packet to a computer on a network, the request is sent to every computer on that network that uses the same Ethernet cable or wireless LAN.?

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

Computer Science & Information Technology

Analyze the following code.

``` public class Test { public static void main(String[] args) { java.util.Date x = new java.util.Date(); java.util.Date y = x.clone(); System.out.println(x = y); } } ``` a. A java.util.Date object is not cloneable. b. x = y in System.out.println(x = y) causes a compile error because you cannot have an assignment statement inside a statement. c. x = y in System.out.println(x = y) causes a runtime error because you cannot have an assignment statement inside a statement. d. The program has a compile error because the return type of the clone() method is java.lang.Object.

Computer Science & Information Technology

Each TextField has a text property that’s returned by its textProperty method as a StringProperty. The StringProperty method ________ receives an ObservableValue as an argument. When the ObservableValue changes, the bound property is updated accordingly.

a. tie b. join c. attach d. bind

Computer Science & Information Technology

There are four different password-based methods of authentication, which one is preferred?

A. MS-CHAP B. MS-CHAP v2 C. CHAP D. PAP

Computer Science & Information Technology