Which function can be used to delete a file?

1185

---

Which is true about the singleton design pattern?

939

---

So if md5() generates the most secure hash, why would you ever use the less secure crc32() and sha1()?

1045

---

What are the steps for the payment gateway processing?

1008

---

Which is not a php magic constant?

1065

---

Which will start a session?

1016

---

which will print out the php call stack?

973

---

Which is useful for method overloading?

1137

---

Which cryptographic functions in php returns the longest hash value?

994

---

What new features php7 has in store for us?

1002

---

What is the correct syntax of mail() function in php?

1017

---

What is the best way to change the key without changing the value of a php array element?

965

---

What is the use of namespace in php?

981

---

Which will check if a function exists?

1078

---

Which methods should be used for sending an email using the variables $to, $subject, and $body?

1128

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