Differentiate between an array and an arraylist.

1081

---

Differentiate between hashmap and hashtable.

1122

---

Differentiate between list and map.

1027

---

Differentiate between comparable and comparator.

1050

---

Differentiate between arraylist and vector.

1379

---

Differentiate between priorityqueue and treeset.

1251

---

Differentiate between arraylist and linkedlist.

1129

---

What is the use of tee command?

1192

---

Describe the usage and functionality of the command rm –r * in unix?

2127

---

How can you see the command line history?

1162

---

Which unix command to make a new directory?

1166

---

What do know about tee command and its usage?

1208

---

Which command can you use to find the currently running process in unix server?

1145

---

What does the “echo” command do?

1171

---

Give the command for finding the current date.

1137

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