IT and tech news and guides
IT Career AdvicePHP interview answers
What does a special set of tags do in PHP?The output is displayed directly to the browser.What's the difference between include and require?It's how they handle failures.2 min
IT Career AdviceMySQL Interview Answers
How do you start and stop MySQL on Windows?net start MySQL, net stop MySQLHow do you start MySQL on Linux?/etc/init.d/mysql startExplain the difference between MySQL and MySQLi interfaces in PHP?mysqli is the object-oriented version of mysql library functions.What's the default port for MySQL Server.2 min
IT Career AdviceSAP Interview Answers
What is ERP?ERP is a package with the techniques and concepts for the integrated management of business as a whole, for effective use of management resources, to improve the efficiency of an enterprise.4 min
IT Career AdviceC++ Interview Answers
What is the difference between C & C++?C makes use of structures, function concepts, pre-processor statements, pointer and some build in function etc.3 min
IT Career AdviceLinux Interview Answers
Explain the difference between a static library and a dynamic library?Static library is linked into the executable, while a dynamic library (or shared object) is loaded while the executable has started.How do you create a static library?If you have a collection of object (.o) files, you can do it by.1 min
IT Career AdviceApache Interview Answers
On a fresh install, why does Apache have three config files - srm.conf, access.conf and httpd.conf?The first two are remnants from the NCSA times, and generally you should be ok if you delete the first two, and stick with httpd.conf.What does apachectl graceful do?It sends a SIGUSR1 for a restart, a.2 min
IT Career AdviceJavaScript Interview Answers
What's relationship between JavaScript and ECMAScript?ECMAScript is yet another name for JavaScript (other names include LiveScript).1 min
IT Career AdviceSQL Interview Answers
What is the difference between a "where" clause and a "having" clause?"Where" is a kind of restiriction statement.4 min
IT Career AdviceWindows Sysadmin Interview Answers
What are the required components of Windows Server 2003 for installing Exchange 2003?ASP.NET, SMTP, NNTP, W3SVCWhat must be done to an AD forest before Exchange can be deployed?Setup /forestprepWhat Exchange process is responsible for communication with AD?DSACCESSWhat 3 types of domain controller d.2 min
IT Career AdviceC# Interview Answers
Can multiple catch blocks be executed? No, once the proper catch code fires off, the control is transferred to the finally block (if there are any), and then whatever follows the finally block.What is the .NET datatype that allows the retrieval of data by a unique key? HashTable.What is the advantag.2 min
IT Career AdviceJava Interview Answers
What is a transient variable?A transient variable is a variable that may not be serialized.What is the difference between Abstract class and Interface?An abstract class may contain code in method bodies, which is not allowed in an interface.3 min
Freelancer NewsFreelancers' Questions: Can I take paid sick or holiday leave?
Legal aid for a freelancer whose contract falls silent about any time off.4 min
Freelancer NewsFreelancers’ Questions: Will going self-employed affect my mortgage?
Becoming self-employed isn't necessarily your lender's business, reassures an IFA. However, there may be some circumstances in which being self-employed will affect your mortgage.4 min
Freelancer NewsFreelancers' Questions: Can I freelance in the UK as a foreign citizen?
Expert helps a wannabe self-employed Spaniard stumped by costs, tax and accounting.3 min
Freelancer NewsFreelancers' Questions: How to keep my UK clients but live in Italy?
Top tips for a freelancer who may emigrate but who wants to take his clients with him.4 min
Freelancer NewsFreelancers urged to use 'cash basis' scheme
Self-employed people on less than £79,000 told they can save time and money.1 min
Freelancer NewsFreelancers’ Questions: Can I be a UK freelancer even as a non-resident?
No likely tax saving for an overseas freelancer hoping to base his business in Britain.3 min