How Many Radio Buttons Can Be Selected at the Same

question 18

Multiple Choice

How many radio buttons can be selected at the same time as the result of the following code?
Hours = new JRadioButton("Hours") ;
Minutes = new JRadioButton("Minutes") ;
Seconds = new JRadioButton("Seconds") ;
Days = new JRadioButton("Days") ;
Months = new JRadioButton("Months") ;
Years = new JRadioButton("Years") ;
TimeOfDayButtonGroup = new ButtonGroup() ;
DateButtonGroup = new ButtonGroup() ;
TimeOfDayButtonGroup.add(hours) ;
TimeOfDayButtonGroup.add(minutes) ;
TimeOfDayButtonGroup.add(seconds) ;
DateButtonGroup.add(days) ;
DateButtonGroup.add(months) ;
DateButtonGroup.add(years) ;

• A) 1
• B) 2
• C) 3
• D) 4

---

Definitions:

Economic Analysis

A study that evaluates the cost-effectiveness of interventions in the economy.

Blood Transfusions

A medical procedure involving the transfer of blood from a donor to a recipient to replace lost components of the blood.

Epidemiological Studies

Research investigations that study the distribution, patterns, and determinants of health and disease conditions in defined populations.

Animal Testing

The use of non-human animals in experiments and research studies, often for the purpose of understanding human diseases, testing pharmaceuticals, or assessing safety.