Which layer of the OSI model uses routers and IP addresses to ensure that packets arrive at the correct system?
A. Presentation
B. Application
C. Network
D. Data Link
Answer: C
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Indicate whether the statement is true or false
?To achieve better, faster, and less expensive methods of software development, _____ designed the Capability Maturity Model (CMM), which improves quality, reduces development time, and cut costs.
A. ?International Organization for Standardization (ISO) B. ?Software Engineering Institute (SEI) C. ?Open Database Connectivity (ODBC) D. ?Center for the Application of Information Technologies (CAIT)
________ are the most important part of any information system.
A. Programs B. People C. Software applications D. Hardware applications
Cisco is probably the best-known hardware-based VPN and many of their routers are designed specifically for VPNs.
Answer the following statement true (T) or false (F)