To call the superclass's no-parameter constructor explicitly, use super(); is a true statement.
<h3>What is super (); in Java?</h3>
The super keyword in Java is known to be a kind of a reference variable that is known to be use to tell about an immediate parent class object.
Note that if a subclass's constructor does not rightly call a superclass's constructor via the use of super, Java do inserts a call to the said superclass's no-argument constructor.
hence, To call the superclass's no-parameter constructor explicitly, use super(); is a true statement.
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When two or more computers are connected it is called Local Area Network (LAN).
Answer:
13
Explanation:
First understand the meaning of ++x, it is a pre-increment operator.
it means, it increase the value first than assign to the variable.
For example:
x=10
then after executing ++x, the value of x is 11.
it increase the value and assign to x.
In the question:
The value of x is 10. After that, program moves to the if condition and check for condition (++x > 10) means (11 > 10) condition true.
then, 13 assign to x.
After that value of x is printed as 13.
Answer:
The answer to this question is given below in the explanation section
Explanation:
The correct option to this question is D.
A database record can be best described as the collection of information consisting of one or more related fields about a specific entity. Because a database record represents a record about a specific entity for example a student record studying in a school. A student is a specific entity in the database and it has one or more related fields, for example, name, class, courses in which enrolled etc.
others options are not correct because:
A: a database record is a collection of data about a specific entity and it is not about a limited topic.
B: all database records can be sorted and searched using search algorithms but it is not necessarily because you can search data sometimes using quarries etc.
C: a database record is not a category of information in a table but it is a collection of one or more related field about a specific entity.
Answer:
The correct option is b. He is a good communicator , he is a motivator, he can keep a secret and lastly he can quickly learn about operating systems.
Explanation:
Based on the information given what best explains why Keith was in charge of the project and was qualified for such a position was that he has a great Communication skills because he communicate and relate with customers in a great ways and he is a good listener.
Secondly he posses confidentiality skills which is a very important skills for a business or an organization.
Lastly he his a fast learner who has the ability to quickly learn and know about everything that has to do with an operating system which is the reason why he was qualified to be in such position and was put in charge of the project based on all the important skills mentioned above that he possess.
