Can a constructor call another constructor?

981

---

Explain 5 features introduced in jdk 1.7?

1018

---

Can we use a switch statement with strings?

1046

---

Can we have a try block without catch block?

981

---

How do you check if a string contains only numeric digits?

1117

---

Is it possible to cast an int value into a byte variable? What would happen if the value of int is larger than byte?

949

---

Differentiate between a constructor and a method? Can we mark constructors final?

1191

---

What is the difference between heap and stack memory?

1190

---

What do you understand by java?

973

---

Explain 5 io best practices?

1027

---

What are the differences between throw and throws?

1071

---

What is the difference between jvm and jre? What is an interface?

1091

---

What is the numeric promotion?

1018

---

What is the multi-catch block in java?

1032

---

What are constants?

1049

---