Options: (A)Here data-flow diagram show, how data is processed at different stages in the system. (B) It registers all/ selected activities of a computer system. (C) Technique used to transform raw data into a more useful form. (D) Data is shifted to modern data base management system. 16
The Manhattan Project was started by President Roosevelt in 1942 to ensure that the U.S. beat the Germans in developing a nuclear bomb. Whom did Roosevelt appoint as scientific head the Manhattan Project?
Options: Robert Oppenheimer, James B. Conant, Leslie R. Groves, Vannevar Bush
Which of the following are unique characteristics of half-duplex Ethernet when compared to full-duplex Ethernet? Half-duplex Ethernet operates in a shared collision domain. Half-duplex Ethernet operates in a private collision domain. Half-duplex Ethernet has higher effective throughput. Half-duplex Ethernet has lower effective throughput.
. How to restrict the values of a cell so that only whole numbers between 9 and 99 can be entered in a cell.
Options: a. The Settings tab under the menu Format -> Cells
b. The Settings tab under the menu Data -> Validation
c. The Settings tab under the menu Data -> Filter -> Advanced Filter
d. the Settings tab under the menu Format -> Conditional Formatting
Many large organizations have information _____ where managers can use fourth-generation languages to retrieve the facts they need from online data bases, and where staff experts are available to provide PC hardware/ software guidance.