Which of the following are benefits of VLANs? They increase the size of collision domains. They allow logical grouping of users by function. They can enhance network security. They increase the size of broadcast domains while decreasing the number of collision domains. They simplify switch administration. They increase the number of broadcast domains while decreasing the size of the broadcast domains.
Options: (A)The software and hardware system architectures that provide explicit support for tolerance, which includes software redundancy and faulttolerance controller that detects problems and supports fault recovery (B) It is an initial step for requirements engineering process, includes the outline description of system, its use in an organization and recommending the system feasibility. (C) Trustworthiness with which a system or component can be modified for use in applications or environments other than those for which it was specifically designed. (D) None of these 20
Options: is invoked by describing a system in terms of inputs and outputs, leaving the transformation process a black box., assumes that the black box is independent, assumes that inputs and outputs will remain stable, All of the above
2.Match the following : A-Control metrics : BProcess metrics: C- Control: D-Correctness: 1- They are associated with software process. 2- They are associated with software products. 3- Protective measure that reduces system vulnerability. 4- Extent to which a system or component is free from faults in its specification, design, and implementation
Options: (A)Load module (application module) to be loaded is read into memory. (B) Some of the linking is postponed until execution time. (C) External references to target modules remain in the loaded program. (D) None of these. 7