Which of the following ports and protocol types must be opened on a host with a host-based firewall to allow incoming SFTP connections?

A. 21/UDP
B. 21/TCP
C. 22/UDP
D. 22/TCP


Answer: D. 22/TCP

Computer Science & Information Technology

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Which of the statements below will create the String r1 = "JAVA: How to Program"?

Consider the statements below: ``` String a = "JAVA: "; String b = "How to "; String c = "Program"; ``` a. String r1 = c.concat(b.concat(a)); b. String r1 = a.concat(b.concat(c)); c. String r1 = b.concat(c.concat(a)); d. String r1 = c.concat(c.concat(b));

Computer Science & Information Technology

To hide a control on a form, you set the control's ________ property to No

A) Hide B) Visible C) Invisible D) Show

Computer Science & Information Technology

Placeholders can be inserted into a custom slide layout

Indicate whether the statement is true or false

Computer Science & Information Technology

The ____________________ control of a Web form is used to list all validation errors in a single place on the form.

Fill in the blank(s) with the appropriate word(s).

Computer Science & Information Technology