Oracle
1Z0-803 · Question #76
Given the code fragment: String name = "Spot"; int age = 4; String str ="My dog " + name + " is " + age; System.out.println(str); And StringBuilder sb = new StringBuilder(); Using StringBuilder, which
The correct answer is A. sb.append("My dog " + name + " is " + age); D. sb.append("My dog ").append( name ).append(" is. If there is sinle choice question in the real exam, only D is right.
Working with Selected Classes from the Java API
Question
Given the code fragment:
String name = "Spot"; int age = 4; String str ="My dog " + name + " is " + age; System.out.println(str); And StringBuilder sb = new StringBuilder(); Using StringBuilder, which code fragment is the best potion to build and print the following string My dog Spot is 4
Options
- Asb.append("My dog " + name + " is " + age);
- Bsb.insert("My dog ").append( name + " is " + age);
- Csb.insert("My dog ").insert( name ).insert(" is
- Dsb.append("My dog ").append( name ).append(" is
How the community answered
(48 responses)- A85% (41)
- B4% (2)
- C10% (5)
Explanation
If there is sinle choice question in the real exam, only D is right.
Topics
#StringBuilder#string concatenation#Java API
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