DBMS Tutorial Point
What is Cloud Computing In this post, you will talk about cloud computing, understand it, what it is and how it is used, so let’s start: – History of Cloud computing: – Cloud computing is not an inventor. Cloud computing is an internet-based computing model. The term cloud computing was first used by John McCarthy … Read more
Java language developed by company Sun Microsystems and creator is Jamesh Gosling. Story behind development of Java Sun Microsystems Started by group of the students who are studding in Standard University. These people found the problem in their room with electronic consumable remote. That means one electronic consumable control is not worked on another electronics … Read more
It Includes the latest DBMS MCQ Questions and Answer.SQL Online test questions and answers. 1.Evaluate the SQL statement: SELECT ROUND (TRUNC (MOD (1600, 10),-1), 2) FROM dual; What will be displayed? a) 0 b) 1 c) C.0.00 d) D.an error statement Ans A 2.Evaluate the SQL statement: TRUNCATE TABLE DEPT; Which three are true about … Read more
Python MCQ Questions:- Q1. What is the output of the following code? print(type(type())) a)Error b)Null c)None d)None of the above Answer a Q2.What is the output of following code? print(type(type)) a) <class ‘type’> b)Error c) <class ‘none’> d)None of the above Answer a Q3. What is the output of following code? class cc: def f1(self,a,b): … Read more
1. Aggregate functions are functions that take a ___________ as input and return a single value. a) Collection of values b) Single value c) Aggregate value d) Both Collection of values & Single value Answer: a 2. SELECT __________FROM instructor WHERE dept name= ’Comp. Sci.’; Which of the following should be used to find the … Read more