Why are open DNS resolvers vulnerable to attacks?
A. because they are typically running the BIND DNS software
B. because they are internal to an organization
C. because they are typically configured to only accept DNS queries from specific IP addresses
D. because they are exposed to the Internet
Referring to the figure below, which statement is correct?
A. 192.0.2.55 is the mail server for the secure-x.public domain.
B. 192.0.2.55 is the web server for the secure-x.public domain.
C. 192.0.2.55 is the authoritative name server for the secure-x.public domain.
D. 209.165.200.233 is the mail server for the secure-x.public domain.
E. 209.165.200.233 is the web server for the secure-x.public domain.
F. 209.165.200.233 is the authoritative name server for the secure-x.public domain.
Which SQL command is used to modify the database structure?
A. UPDATE
B. CHANGE
C. ALTER
D. EDIT
Which three are SMTP commands? (Choose three.)
A. HELO
B. QUIT
C. DATA
D. SEND
E. SAVE
Which protocols use the well-known TCP port 110?
A. POP
B. IMAP
C. SMTP
D. DNS
Which three are valid SQL commands? (Choose three.)
A. SELECT
B. UPDATE
C. DESTROY
D. ALTER
E. MODIFY
What is a characteristic of SQL?
A. SQL is a browser (client-side) scripting language.
B. SQL is used to create static and dynamic web pages.
C. SQL is used to query, operate, and administer a relational database.
D. The most common operation in SQL is to query for information, which makes use of the SQL query command.
E. SQL is a server-side scripting language.
Which language is used to describe the style and display properties of an HTML web page?
A. CSS
B. XSS
C. XML
D. CSRF
Which two languages are commonly used in client scripting? (Choose two.)
A. JavaScript
B. VBScript
C. Perl
D. PHP
E. Python
What are three characteristics of scripting? (Choose three.)
A. Scripting is always safe and useful.
B. Scripting can be used to deliver malware.
C. Scripting can be used to redirect the user to malicious web sites.
D. Scripting is primarily used to create dynamic content on a web page.
E. Scripting languages are harder to learn and faster to code in than structured and compiled languages.
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