What DFD notation is represented by the Rectangle ? September 13, 2025 by Admin A. Transform B. Data Store C. Function D. None of the mentioned ✅ The correct answer is option B.
Which property of a sociotechnical system depends on the technical system components, its operators, and its operating environment ? September 13, 2025 by Admin A. security B. usability C. volume D. reliability ✅ The correct answer is option B. Explanation: Usability reflects how easy it is to use the system.
What command is used with vi editor to delete a single character ? September 13, 2025 by Admin A. x B. y C. a D. z ✅ The correct answer is option A.
Prototypes and 4GL business systems are categorized under which process ? September 13, 2025 by Admin A. Informal B. Managed C. Methodical D. Supported ✅ The correct answer is option A. Explanation: Here the development team chose their own way of working.
Information management model involves four steps ________ , _________ , _________ & ________ ? September 13, 2025 by Admin A. Diagnosis evaluation, design, implementation B. Diagnosis, design, software, hardware C. Hardware, software, DBMS, Data communication D. None of these ✅ The correct answer is option A.
Which is one of the most important stakeholder from the following ? September 13, 2025 by Admin A. Entry level personnel B. Middle level stakeholder C. Managers D. Users of the software ✅ The correct answer is option D. Explanation: Users are always the most important stakeholders.After all, without users or customers, what’s the point of being in business?
The __________ point of ammonia is -77.7°C. September 13, 2025 by Admin freezing boiling ✅ The correct answer is option A.
The discharge through a channel of rectangular section will be maximum, if September 13, 2025 by Admin its depth is twice the breadth its breadth is twice the depth its depth is thrice the breadth its breadth is thrice ✅ The correct answer is option B.
Which of the following statement is correct as regard to centrifugal compressors? September 13, 2025 by Admin The flow of air is parallel to the axis of the compressor. The static pressure of air in the impeller increases in order to provide centripetal force on the air. The impeller rotates at high speeds. The maximum efficiency ✅ The correct answer is option B.
In levers, leverage is the ratio of September 13, 2025 by Admin load lifted to the effort applied mechanical advantage to the velocity ratio load arm to the effort arm effort arm to the load ✅ The correct answer is option D.