Question
6 × 1.8 × 0.25 × 70 = ? +
9.5 What will come in place of question mark (?) in the following questions?Solution
189 =? + 9.5 ? = 189 – 9.5 ? = 179.5
The "Dirty Read" problem occurs when:
Which SQL statement is used to remove all rows from a table without logging individual row deletions?
What is the output of the following pseudo-code?Â
 ```
  count = 0
  for i from 1 to 3:
    for j from 1 t...
What is referential integrity?
Which deadlock prevention scheme allows older transactions to preempt younger ones?
What will be the output of the following Python code:
a=[1,2,3,4,5,6]
print(a[-1],a[-1:],a[:-1])
A software defect that causes a program to produce incorrect output without crashing or displaying an error message is typically classified as a:Â
Which of the following commands are used to put a restriction on the number of rows returned from a query?
Which of the following is a type of database index?
A relation is in 2NF if:
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