💻 Computing Solved MCQs with Answers

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

1954 solved MCQs

The MODE command of MS-DOS is used toAnswer: All of the above Which of the following applies to external DOS commands?Answer: External commands are stored on disk separately from COMMAND.COM Which command is used to delete the directory that is empty?Answer: RD Which command will be used to display file and directory names only, without size, date, and time information?Answer: DIR/B To organize files on a disk, MS-DOS separates them into areas called _____Answer: directories The _____ command allows you to modify the default prompt to provide other informationAnswer: prompt What DOS program can you run to see which serial ports are detected?Answer: MSD Which of the following commands will take you directly to the root directory no matter what subdirectory you are currently in?Answer: CD\ After trying to unload a TSR, you get an error message saying that other TSRs were loaded after the one you tried to remove. Which of the following commands could you use to see the current load order?Answer: MEM /C The F1 key is used for _____?Answer: Opening for help System Study involvesAnswer: All of the above The primary tool used in structured design is a:Answer: structure chart In a _____ one module of the new information system is activates at a time.Answer: Phased Conversion In PrototypingAnswer: 4GLs are used The step-by-step instructions that solve a problem are called _____.Answer: An algorithm The approach used in top-down analysis and design isAnswer: to identify a top level function an d then create a hierarchy of lower-level modules and components. Which of the following is not a factor in the failure of the systems developments projects?Answer: size of the company A Ring, refers to a record chain, the last of which refers to the first record, in the chain, is called a/anAnswer: pointer A problem's _____ will answer the question, "What information will the computer need to know in order to either print or display the output times?"Answer: Input Which of the following statements, is (are) not true for the lease optionAnswer: Insurance, maintenance and other expenses are included in the rental charge The two classifications of inputs areAnswer: maintenance and signal Documentation is preparedAnswer: at every stage System Implementation Phase entailsAnswer: System check outs Which of the following is not true of the conversion phase of the development life cycle?Answer: documentation should be emphasized Managers who are potential users of the MISAnswer: None of the above Positive testing isAnswer: making sure that the new programs do in fact process certain transactions according to Specifications Data Definition Language (DDL)Answer: describes how data are structured in the data base In phase 1 of the system development life cycle, which of the following aspects are usually analyzed?Answer: All of the above During the maintenance phaseAnswer: None of the above To run the old system and the new system at the same time for a specified period, the system implementation approach used isAnswer: parallel