Question
Which concurrency anomaly is specific to phantom
reads?Solution
Phantom read = a new row appears that wasn’t there in the first query because another transaction inserted it. Different from non-repeatable read (changed value).
Arrange the given words in the sequence in which they occur in the dictionary.
A) Case
B) Cashier
C) Caselet
D) Cash
Select the word-pair in which the two words are related in the same way as are the two words in the following word-pair.
Butterflies : Lepidopterist
242, 288, ? , 392, 450
On which of the following days the RRB PO seminar was held?
If ‘+’ means ‘−‘, ‘−‘ means ‘×’, ‘÷’ means ‘+’, ‘×’ means ‘÷’, then what is the value of the following expressio...
Odd one out
Four number pairs have been given, out of which three are alike in some manner and one is different. Select the one that is different.
If + means −, − means ×, × means ÷, and ÷ means +, what will be the value of the following expression?
3 ÷ 6 + 3 – 4 × 4 = ?
...Which of the following boxes are placed in the lowermost shelf?
Select the option figure in which the given figure is embedded (rotation is NOT allowed).
