Options: (A)Replaces the page in memory that has not been referenced for the least time. (B) Replaces the page in memory that has not been referenced for the longest time. (C) Replaces the page in memory in round robin fashion. (D) None of these. 10
Options: (A)A measure of the amount of work a system can perform (B) It provides automated support for software process. (C) Support individual process tasks (D) Set of tools to support a particular phase of software process such as design, implementation or testing 13
Which of the following is correct regarding Aggregate functions?
Options: it takes a list of values and return a single values as result
B. it takes a list of values and return a list of values as result
C. it takes a single value and returns a list of values as result
D. it takes a single value and returns a single value as result
Options: (A)It is concern with modification of existing system to meet changing requirements. (B) It is a process of converting system specifications into an executable system. (C) It analyzes and checks system representation such as the requirements document, design diagrams and program source code. (D) None of these 25
Which one of the following is a statement of Kirchhoffs current law?
Options: The current through a resistance is proportional to the value of resistance and the IR drop across it, The total current in a parallel circuit is less than the value of the smallest current, The algebraic sum of currents in a loop is equal to zero, The algebraic sum of currents entering and leaving a point is equal to zero