Which of the following applies to Internal DOS commands?
Options: Internal commands can be run whenever the DOS prompt is displayed, Internal commands are reserved for DOS-level programming, Internal commands can only be executed from a batch file, Internal commands are stored on disk separately from COMMAND.COM
Which of the following is true of parallel transmission?
Options: It involves the simultaneous transmission of eight bits., The speed is quoted in bits per second., It is slower than serial transÂ¬mission., Most microcomputers commuÂ¬nicate with other computers in this mode.
Options: to recognize the major constructs of the language and to call the appropriate action routines that will generate the intermediate form or matrix for these constructs, to build a literal table and an identifier table, to build a uniform symbol table, to parse the source program into the basic elements or tokens of the language
To achieve AND effect when you are entering criteria in a query design window
Options: a. write criteria values vertically one in a row
b. write criteria values horizontally
c. Write criteria values in same field separated with AND
d. Write criteria values in same field separated with &
Options: Terminal section of a synchronous modem contains the scrambler, Receiver section of a synchronous modem contains the scrambler, Transmission section of a synchronous modem contains the scrambler, Control section of a synchronous modem contains the scrambler
Which is the first program run on a computer when the computer boots up?
Options: System software
B. Operating system
C. System operations
Ans:– B ,
Using OQL, you may do which of the following?
Options: Return an entire collection of elements including duplicates., Return a collection of elements without duplicates., Return a specific subset of elements using a given criteria., All of the above.