Multiple ISDN channels can be combined for high-bandwidth video transmission using
a. N x 64
b. multirate ISDN
c. H11 service
d. all of the above
d. all of the above
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Which of the following statements is false?
a. A DirectoryStream enables a program to iterate through the contents of a directory. b. Character-based input and output can be performed with classes Scanner and Formatter. c. A relative path contains all the directories, starting with the root directory, that lead to a specific file or directory. d. Every file or directory on a disk drive has the same root directory in its path.
Which of the following agents is called upon when directing a message to a specific user in a mail server?
a. Mail user agent b. Mail transport agent c. Mail delivery agent d. Application interface agent
What are the two main problems identified with prototyping?
What will be an ideal response?
Describe a virtual firewall.
What will be an ideal response?