Tell me how can we change the maximum size of the files to be uploaded?

980

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Tell me what is the difference between characters 34 and x34?

977

---

Explain what does $_server means?

1054

---

Explain me what are the differences between mysql_fetch_array(), mysql_fetch_object(), mysql_fetch_row()?

1126

---

Explain what does the unlink() function means?

1118

---

What is the difference between $var and $$var?

1063

---

Explain me what is the meaning of a persistent cookie?

1039

---

Tell me what is the importance of "action" attribute in a html form?

1111

---

What is use of in_array() function in php?

1100

---

How to strip whitespace (or other characters) from the beginning and end of a string?

886

---

Tell me how do you execute a php script from the command line?

995

---

Tell me what are the encryption techniques in php?

943

---

Tell me what does the initials of php stand for?

966

---

Tell me what are the correct and the most two common way to start and finish a php block of code?

972

---

What is the use of "echo" in php?

967

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