Computers allow different users to customize the desktop theme according to their preferences. Which of the following functions of an operating system controls this activity?

It is a good habit to create duplicates of your files/folders in an external hard disk in order to protect them from accidental deletion. This task is known as

Consider the following statements A and B.
A – An operating system allows users to interact with and control a computer.
B – Graphic User Interface of an operating system makes it convenient for users to interact with and control a computer.
Which of the following is correct in relation to statements A and B given above?

Vimal typed a document using the keyboard of a computer and printed it. The basic tasks performed by the operating system of the computer in this instance can be best described as:

“Different web pages in a website are connected together by using ………………”. Which of the following phrases best fit to fill in the given blank of the above statement?

Firefox, Chrome, Internet Explorer are examples for

Which of the following combinations represents the services of the Internet?

Which of the following characters should not be used in an email address?

Isath wants to send an email to Nasmi with a copy to Dhanu. However, Isath does not want Nasmi to find out that a copy of the email has been sent to Dhanu. In which of the following fields should Dhanu’s email address be included?

A network cable needs to be laid in an area where Electro Magnetic Interference (EMI) is present. Which of the following cable type is most suitable for this purpose?