💻 Computing Solved MCQs with Answers

Practice 1954 approved 💻 Computing questions with verified answers from the 💾 Computer Science subject for Pakistan exams.

1954 solved MCQs

To run the old system and the new system at the same time for a specified period, the system implementation approach used isAnswer: parallel The mistake, committed by interchanging two digits in a numeric held, during data entry, is calledAnswer: transposition error Decision tree usesAnswer: All of the above Problem analysis is done duringAnswer: systems analysis phase Top-down programming isAnswer: an approach in which the top module is first tested then program modules are added from the highest level to the lowest level A decision table facilitates conditions to be related toAnswer: actions On the feasibility committee, department representatives serve as:Answer: All of the above A _____ is an outline of a process that keeps develop successful information systemsAnswer: System Development Life Cycle A branch office, location or other data processing centres, where a newly developed system is used under normal operating conditions for several months, to test it, is calledAnswer: beta test data An appraisal, of a system's performance after it has been installed, is called systemAnswer: review Elapsed time, between initiating a query and receiving a response is calledAnswer: Turnaround time During the system study, the executive vice-president and the other managers exercise their responsibility ofAnswer: controlling Which of the following is (are) not a tool for Application Prototyping?Answer: third generation language Data manipulation language (DML)Answer: All of the above The set of. instructions for how to tie a bow is an example of the _____Structure.Answer: Sequence Which of the following appropriately explains the desirable characteristic of good system design?Answer: Modular approach An example of a hierarchical data structure isAnswer: tree On a systems flowchart, the online manual keeping of input data is identified by using theAnswer: Online keyboard symbol Which of the following is not a characteristic of good test dataAnswer: All of the above In the system concepts, term IntegrationAnswer: refers to the holism of systems Indexed-Sequential organizationAnswer: Stores records sequentially but uses an index to locate records Management's decision to rent a computer system may be based uponAnswer: All of the above The rule(s) to follow in constructing decision tables is (are):Answer: All of the above Which are the tools not used for System AnalysisAnswer: System - test data Back-up procedure helps inAnswer: All of the above The starting point for development of an MIS is;Answer: identification of business processes that are the essence of the business The records in a file or magnetic tapeAnswer: can only be accessed serially Acceptance testing isAnswer: running the system with line data by the actual user The _____ symbol is used in a flowchart to represent a step that gets information from the user.Answer: Input/Output Which symbol will be used with grep command to match the pattern pat at the beginning of a line?Answer: ^pat