Messages from one computer terminal can be sent to another by using data networks. The message to be sent is converted to an electronic digital signal, transmitted via a cable, telephone or satellite and then converted back again at the receiving end. What is this system of sending messages called?
Options: Paperless office, Electronic mail, Global network, Electronic newspaper
Options: the speed at which the monitor can accept data from the computer, the number of phosphor dots that react when hit by the electron beam, the number of addressable elements on the tube, the number of pixels in each square centimeter
Options: A virtual table that can be accessed via SQL commands, A virtual table that cannot be accessed via SQL commands, A base table that can be accessed via SQL commands, A base table that cannot be accessed via SQL commands
Options: a. for relatively permanent collections of data
b. for the size of the structure and the data in the structure are constantly changing
c. for both of above situation
d. for none of above situation
. What happens when a user selects a record in a form and presses [Delete]?
Options: a. The record is deleted in the form and from its source table.
b. The record is deleted in the form, but not from its source table.
c. The record is neither deleted in the form, nor from its source table.
d. The record is not deleted in the form, but is deleted from its source table.
Options: Â An interpreter does the conversion line by line as the program is run
B. Â An interpreter is the representation of the system being designed
C. Â An interpreter is a general purpose language providing very efficient execution
D. Â None of the above
Ans:– B ,
A prefix for billion which is equal to _____ is called as billi.
. When a thread waits indefinitely for some resource, but other threads are actually using it is called
B. Demand Paging
D. None of them
Ans: – A
A distributed database is which of the following?
Options: A single logical database that is spread to multiple locations and is interconnected by a network, A loose collection of file that is spread to multiple locations and is interconnected by a network, A single logical database that is limited to one location., A loose collection of file that is limited to one location.