To catch an exception, the code that might throw the exception must be enclosed in a ________.
a. throws block.
b. catch block.
c. try block.
d. finally block.
c. try block.
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What are the two limitations of static packet filtering?
A. Looking at all packets at a time and inspecting all fields of the Internet and transport headers B. Looking at only one packet at a time and only inspecting certain fields of the Internet and transport headers C. Looking at all packets at a time and only inspecting certain fields of the Internet and transport headers D. Looking at only one packet at a time and inspecting all fields of the Internet and transport headers
Suppose you wish to find what tables are in a database, what fields they have, and how they are related you would review the _____.
A. SQL commands B. attributes C. schema D. sample data
Describe the Object class.
What will be an ideal response?
Match the following terms with the correct definition
A. Relaying of a DNS request from one server to another one when the first server cannot process the request B. Hierarchical name-resolution system that resolves hostnames into IP addresses, and vice versa C. DNS name-resolution process by which a hostname is resolved to an IP address D. Adds security to the DNS protocol by providing origin authority, data integrity, and authenticated denial of existence E. In DNS, the first or most-specific name assigned to an individual computer F. Name-resolution technique wherein a DNS server queries other DNS servers on behalf of the requesting client to obtain the required FQDN, which it returns to the client G. The Microsoft Management Console (MMC) snap-in from which you can manage most of the activities associated with operating a DNS server H. DNS domain name that unambiguously describes the location of the host within a domain tree I. List of the names and IP addresses of DNS servers that are authoritative for the Internet root domains J. DNS name-resolution process by which an IP address is resolved to a hostname 1. DNS Manager 2. DNSSEC (Domain Name System Security Extensions) 3. Domain Name System 4. Forward lookup query 5. Forwarding 6. Hostname 7. Recursion 8. Reverse lookup query 9. Root hints 10. Fully Qualified Domain Name