Which one of the following statements is true for voltage in a parallel circuit?
Options: The total voltage in a parallel circuit is equal to the average value of the individual voltages, The total voltage in a parallel circuit is always less than the value of the smallest voltage, The total voltage is equal to the sum of the voltages across the individual branches in a parallel circuit, The total voltage of a parallel circuit is the same as the voltages across each branch
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
Options: restoring the operation whenever there is a disk failure, restoring both application and system software whenever there is disk corruption., restoring the data files whenever there is a system crash, All of the above
Which of the following is true concerning open-source DBMS?
Options: Is free or nearly free database software whose source code is publicly available, Is free or nearly free database software whose source code is not publicly available, Is not competitive against PC-oriented packages and is fully SQL compliant, Is competitive against PC-oriented packages and is not fully SQL compliant
To return the remainder after a number is divided by a divisor in EXCEL we use the function?
Options: ROUND ( )
B. FACT ( )
C. MOD ( )
D. DIV ( )
Ans:– C ,
Which of the following is true concerning personal computers?
Options: They decrease the demand for mainframe computers, They have been most successful in the home, The electronic spreadsheet has been a primary reason for their popularity, Their future is not so bright owning to the improved cost-performance ratio of minis and mainframes