Each answer below shows example data from a table. Which answer is an example of the multivalue, multicolumn problem?
Options: Three columns have the values 534-2435, 534-7867, and 546-2356 in the same row., Three rows have the values Brown Small Chair, Small Chair Brown, and Small Brown Chair in the same column., Three rows have the values Brown, NULL, and Blue in the same column., One row has the value "He is interested in a Silver Porsche from the years 1978-1988" in a column.
. What is the difference between ‘open’ and ‘open exclusively’
Options: a. Open statement opens access database files and open exclusively opens database files of other program like oracle
b. Open exclusive locks whole database so that no one can access it whereas open locks only the record that is being accessed
c. Both open and open exclusively are same
d. Open exclusive command does not exist in MS Access
Options: the lock is obtained only after the transaction has processed., the lock is obtained before the transaction has processed., the lock never needs to be obtained., transactions that are best suited are those with a lot of activity.
Options: Data in which changes to existing records cause the previous version of the records to be eliminated, Data in which changes to existing records do not cause the previous version of the records to be eliminated, Data that are never altered or deleted once they have been added, Data that are never deleted once they have been added
Options: a program that places programs into memory and prepares them for execution, a program that automate the translation of assembly language into machine language, is a program that appears to execute a source program as if it were machine language, program that accepts a program written in a high level language and produces an object program