ISRO CSE 2017
Q51.
In some programming language, an identifier is permitted to be a letter followed by any number of letters or digits. If L and D denote the sets of letters and digits respectively, which of the following expressions defines an identifier?Q54.
The number of swappings needed to sort the numbers 8 , 22, 7, 9, 31, 5, 13 in ascending order using bubble sort isQ55.
Which one of the following in-place sorting algorithms needs the minimum number of swaps?Q56.
\begin{array}{|l|l|l|l|l|} \hline \textbf{Employee} & \textbf{Department} & \textbf{OT allowance} \\ \hline \text{RAMA} & \text{Mechanical} & \text{5000} \\\hline \text{GOPI} & \text{Electrical} & \text{2000} \\\hline \text{SINDHU} & \text{Computer} & \text{4000} \\\hline \text{MAHESH} & \text{Civil} & \text{1500} \\\hline \end{array}What is the output of the following SQL query? select count(*) from ((select Employee, Department from Overtime_allowance) natural join (select Department, OT_allowance from Overtime_allowance) as T);Q57.
Choose the equivalent prefix form of the following expression(a+(b-c))^{\star}((d-e) /(f+g-h))Q58.
The best data structure to check whether an arithmetic expression has balanced parenthesis is a:Q60.
Wha is the output of the following program? main() { int a = 10; if(fork()) == 0)) a++; printf("%d\n",a); }