WGU C172 Study guides, Class notes & Summaries

Until Java 8, interfaces could contain no implementations. As of Java 8 default implementations are allowed. - Answer True In Java, there is no need to create a subclass of the Icon interface. The programmer only needs to implement the contracted methods. - Answer True In Java, the Icon interface can only be used if the programmer creates a concrete subclass of the interface. - Answer False Any given Java class can extend at most one class and implement at most one interface. - An...

Building Security In Maturity Model (BSIMM) - Answer A study of real-world software security initiatives organized so that you can determine where you stand with your software security initiative and how to evolve your efforts over time SAMM - Answer offers a roadmap and a well-defined maturity model for secure software development and deployment, along with useful tools for self-assessment and planning. Core OpenSAMM activities - Answer Governance Construction Verification Deploy...

Programs that use an interpreter generally execute faster than compiled programs because they are already entirely translated into machine language when executed. - Answer False System software typically includes applications that people normally use most often on their computers, such as word processing programs, games, or web browsers. - Answer false The instruction set for a microprocessor is unique and is typically understood only by the microprocessors of the same brand. - Answer ...

What is an unsigned type? - Answer a keyword to indicate only positive integers including zero If you set an unsigned type to a negative value, what happens? - Answer causes the value to underflow and wrap around to the max value of that data type When would you want to use an unsigned type? - Answer when you know a variable's number will always be positive What default values are assigned to your variables in C++? For example: int x; // what value does this have? - Answer no ...

Security - Answer It is also defined as the measures taken to ensure safety Information Security - Answer is broadly defined as the tasks of securing information in digital format throughout all its more fully defined as that which protects the integrity, confidentiality, and availability of information on the devices that store, manipulate, and transmit the information through products, people, and procedures. Attacks - Answer defined as any attack initiated from a device against a...

File Transfer Protocol (FTP) - Answer 20/21 TCP Secure Shell (SSH) - Answer 22 TCP Telnet - Answer 23 TCP SMTP - Simple Mail Transfer Protocol is used to send email over the internet - Answer 25 TCP DNS - Domain Name Service is used to resolve hostnames to IPs and IPs to hostnames - Answer 53 TCP/UDP DHCP - Dynamic Host Configuration Protocol. Auto config. of IP address, subnet mask & other options. Requires a DHCP server, and appliance integrated into a SOHO router. ...

Two or more computers connected together over a wide geographical area (e.g. county, country, globe). What type of network is this? - Answer WAN Which of the following cloud computing solutions will deliver software applications to a client either over the internet or on a local area network? - Answer SaaS With regards to AAA, ________ defines what the user can access and in what manner. - Answer Authorization What type of attack targets an SQL database using the input field of a ...

It is a network of users that share computer resources in a limited area. - Answer LAN Local Area Network - Answer LAN How are Local Area Networks defined? - Answer In terms of protocol and the topology used for accessing the network. A set of rules established for users to exchange information - Answer Protocol The network architecture used to interconnect the networking equipment. - Answer Topology What are the most common topologies for LANs? - Answer Ring, Bus, and...

Firewall - Answer A part of a computer system or network designed to block unauthorized access while permitting outward communication. Stateful Inspection Firewall - Answer The inbound and outbound data packets are compared to determine if a connection should be allowed. Proxy Server - Answer The client gets access to the network via the ____________________________. This step is used to authenticate the user, establish the session, and set policies. Packet Filtering Firewall - An...

Information security is primarily a discipline to manage the behavior of - Answer People Careers in information security are booming because of which of the following factors? - Answer threat of cyber terrorism, gov regs, growth of the internet Which of the following best represents the three objectives of information security? - Answer CIA A program for information security should include which of the following elements? - Answer Security policies and procedures Which of the...