Garbage collection in java?

1068

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How do you test a method for an exception using junit?

1271

---

Can a constructor call another constructor?

1043

---

Explain 5 features introduced in jdk 1.7?

1069

---

Can we use a switch statement with strings?

1108

---

Can we have a try block without catch block?

1054

---

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

1179

---

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

1009

---

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

1246

---

What is the difference between heap and stack memory?

1250

---

What do you understand by java?

1048

---

Explain 5 io best practices?

1085

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What are the differences between throw and throws?

1108

---

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

1154

---

What is the numeric promotion?

1098

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