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Which command is used in Mysql command line tool to return to window command shell?
Which of the following forces are measured directly by strain gauges or force dynamometers during metal cutting? 1. Force exerted by the tool on the chip acting normally to the tool face 2. Horizontal cutting force exerted by the tool on the workpiece 3. Frictional resistance of the tool against the chip flow acting along the tool face 4. Vertical force which helps in holding the tool in position Select the correct answer using the codes given below.
What is the meaning of "EMPTY SET" in the following MySQL command?
SELECT fname, lname, person_idFROM personWHERE lname=’s’;/* after Execution*/ Mysql tool RETURN EMPTY SET 0:00sec
In choosing a research tool which of the following are important considerations? A. The validity of the research tool B. The reliability of the research tool C. cost involved in terms of time and resources for use of research tool. D. Face validity of the research tool E. Opinion of the research supervisor Select the correct answer from the following options:
In the question below are given four statements followed by four conclusions numbered I, II, III and IV. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts. Statements: All Stone are Hammer. No Hammer is a Bell. Some Bell are Door. All Door are Window. Conclusions: I. Some Window are Stone. II. Some Window are Bell. III. No window is a stone. IV. Some Bell are Stone.
Two stock options are available for buying. Each offers a variable rate of return of profit over a period of 10 years. For first 4 years one has an incremental rate of return which increases by 2% per year starting from 3% of the investment and stays constant at 8% for the rest of the period. The second one has a constant annual rate of return throughout and give 10% more return after 10 years. What is the annual rate of return on second option?
The height of a tree is defined as the number of edges on the longest path in the tree. The function shown in the pseudocode below is invoked as height(root) to compute the height of a binary tree rooted at the tree pointer root. int height (treeptr n) { if (n == NULL) return -1;   if (n →  left == NULL)        if (n →  right == NULL) return 0;        else return ; \(\boxed{B1}\);     // Box 1 else { h1 = height (n →  left);          if (n → right == NULL) return (1+h1);          else { h2 = height (n → right);          return ; \(\boxed{B2}\)   // Box 2                        }            } } The appropriate expressions for the two boxes B1 and B2 are
What one of the following is best practice to handle Null Pointer exception?
i) int noOfStudents = line.listStudents().count;
ii) int noOfStudents = getCountOfStudents(line);
public int getCountOfStudents(List line){if(line != null) {if(line.listOfStudents() != null) { return line.listOfStudents().size();}}throw new NullPointerException("List is empty");}
Which command is used for taking “server side help” in Mysql command line tool?
Which command is used for showing current date and time in Mysql command line tool?