Answer:
String word = "George slew the dragon";
int pos = word.indexOf("dr");
String drWord = word.substring(pos, pos+4);
System.out.println(drWord);
Explanation:
Assuming dr is always there, we don't have to check the validity of 'pos'. Normally, you would!
Answer: b)because near-critical paths could become critical paths with small delays in these activities
Explanation: Program evaluation and review technique(PERT) technique is used for management of the project .The organizing, maintenance,coordination of any task is done by this chart. The non-critical activities need to be observed carefully because they may create near-critical methods which can lead to complexity.
Other options are incorrect because not all activities are equally rather monitoring is done to avoid errors and slack can occur at any path . Small delays can be caused but not complete project can get delayed and there can be risk of complexity rather than being uncompleted.Thus, the correct option is option(b).
Answer:
RSI stands for repeating similar movements
Answer:
SQL injection is a form of hacking that uses user input fields.
Explanation:
SQL injection is when a piece of code or entire algorithm is input where a program prompts for user input. They can be used to change or access data. To prevent this, a programmer should scrub inputs. Scrubbing data removes slashes and arrows, which or commonly used in code.
