Crowdly

Додати до Chrome

Questions Bank (1244824 total)

When you create your own exception handling class, the class must inherit _____________ class.

Error

Exception

userException

ownException

Переглянути це питання

A DBMS can handle concurrency and simultaneous access to data by multiple users or applications.

True

100%

False

Переглянути це питання

A client-server architecture is not considered a distributed database system because data is processed across multiple servers

True

False

100%

Переглянути це питання

Which of the following about Java record is FALSE?

Java record is immutable by default.

Java record cannot extend a class.

Java records can have non static data fields.

Java records can have static data fields.

Переглянути це питання

A database 'rollback' operation will save all recent changes permanently to the database

True

False

100%

Переглянути це питання

Which of the following about Java Interface is FALSE?

All methods in Java Interface are implicitly public.

All methods in Java Interface are implicitly abstract.

All data fields in Java Interface are implicitly final.

All data fields in Java Interface are implicitly private.

100%

Переглянути це питання

Viteza maximă de deplasare a vehiculelor care transporta persoane in caroserie este ;

50 Km/h

80 km/h

60 km/h

Переглянути це питання

Which of the following about equals() method is FALSE?

You have the option to overload the built-in equals() method.

You have the option to override the built-in equals() method.

The built-in equals() method of Object class is used to determine two objects are equal based on other than hash codes.

The built-in equals() method of Object class is used to determine two objects have same hash codes.

100%

Переглянути це питання

Suppose a program has a class called A and another class called B. A is an abstract class and B inherits A. A has an abstract method called drive().

Class B is a concrete class.

We can use a superclass reference to make call to method drive().

Class A cannot be inherited by any more classes besides class B.

100%

When method drive() is overriden bY several subclasses of class A, dynamic method binding is used to determine the correct subclass during call to method drive().

Переглянути це питання

Які газові палива використовуються в автомобільних газових двигунах?

стиснутий природний газ та скраплений нафтовий газ

100%

генераторний газ

не стиснутий природний газ

доменний газ

Переглянути це питання

Попередня
1
116491
116492
116493
116494
116495
124483
Наступна

Telegram Instagram TikTok Question Bank

Умови використання Зв'яжіться з нами

Додати до Chrome