Options: a. Relational algebra b. Arithmetic algebra c. Both d. None
Ans:â€“ a ,
A critical region is
Options: a program segment that has not been proved bug-free, a program segment that often causes unexpected system crashes, a program segment where shared resources are accessed, one which is enclosed by a pair of P and V operations on semaphores
. How do you change column width to fit the contents?
Options: a. Single-click the boundary to the left to the column heading b. Double click the boundary to the right of the column heading c. Press Alt and single click anywhere in the column d. All of above
Options: communication process wherein information is recorded, stored, processed and retrieved for managerial decision-making, communication process wherein data is recorded, stored, processed and retrieved for managerial decision-making, communication process wherein data is converted into information, All of the above
Options: are more powerful then the first controllers on the market, are relatively low cost compared with the original digital equipment available for industrial control, can be cost effective even when replacing just a few relays, All of the above