The physical layer, in reference to the OSI model, defines
Options: data link procedures that provide for the exchange of data via frames that can be sent and received, the interface between the X.25 network and packet mode device, the virtual circuit interface to packet-switched service, All of the above
Which of the following is true concerning an ODBMS?
Options: They have the ability to store complex data types on the Web., They are overtaking RDBMS for all applications., They are most useful for traditional, two-dimensional database table applications., All of the above.
What does the show check box in query design window indicate
Options: a. It indicates whether the field is to be used or not
b. It indicates whether the field is to be displayed in query result or not
c. It indicates whether the field names to be displayed in query result or not
d. None of above
The advantage(s) of incorporating the macro processor into pass 1 is(are):
Options: many functions do not have to be implemented twice., Functions are combined and it is not necessary to create intermediate files as output from the macros processor and input to the assembler., more flexibility is available to the programmer in that he may use all the features of the assembler in conjunction with macros., all of the above
Options: Data stored in the various operational systems throughout the organization., Current data intended to be the single source for all decision support systems., Data stored in one operational system in the organization., Data that has been selected and formatted for end-user support applications.
Options: cannot be made to execute in any area of storage other than the one designated for it at the time of its coding or translation, consists of a program and relevant information for its relocation, can itself perform the relocation of its address-sensitive portions, All Of the above