Many data communication networks have been established which provide a wealth of on-demand information services to people at home. What is the name of the system which provides an interactive, graphics-rich service that permits user to select what they want?
Options: Teletex system, Fax system, Videotex system, Microwave system
Which one of the following is a direct statement of Ohm's law?
Options: The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it, The total resistance of a parallel circuit is less than the value of the smallest resistance, The algebraic sum of voltages in a loop is equal to zero, The algebraic sum of currents entering and leaving a point is equal to zero
The CPU of a computer transfers print output to a temporary disk memory at high speed and then gets back to processing another job without waiting for the output to got to the printer. In this way, the CPU does not remain idle due to its own high speed as compared to the low speed of the printer. What is the name of this memory?
The function(s) of the Storage Assignment is (are)
Options: to assign storage to all variables referenced in the source program., to assign storage to all temporary locations that are necessary for intermediate results., to assign storage to literals, and to ensure that the storage is allocate and appropriate locations are initialized., all of the above
Options: running the system with line data by the actual user, making sure that the new programs do in fact process certain transactions according to Specifications, is checking the logic of one or more programs in the candidate systems, testing changes made in an existing or a new program