Which of the following is correct with regard to the statements given below?

Statement 1: The current implementation of the optional proxy module does not support reverse proxy or the latest HTTP 1.1 protocol.

Statement 2: Apache can be turned into a caching (forward) proxy server.

Which is the valid operations that MySQL performs simultaneously when a table is dropped?

You have a table phone_book with 2 billion rows in it. Adding an index on last_name will require a lot of space. If the average last_name is 8 bytes long, you are looking at roughly 16 GB of space for the data portion of the index. Which will help in reducing the size of index space?

What is the function of the 'swapon' command while installing Linux in the command line interface mode?

Abstract class BaseCls{ protected abstract function getName(); } class ChildCls extends BaseCls{ } Which implementation of getName() is invalid in ChildCls?

One of your PHP pages is very heavy and loading it takes about two minutes. But before it loads, a browser timeout occurs. Which will help solve this problem?

What has a higher priority: a record from the hosts file or a record from the DNS-server?

Which of the following is NOT a main apache directory?

What domain name will have the following address - 127.0.0.1?

What's LAMP (in the most cases)?

What is HTTP?