Explanation

Web tracking is the practice by which operators of websites and third parties collect, store and share information about visitors’ activities on the World Wide Web. 

Explanation

In computer science, the levels of representation are typically shown from high-level to low-level as:

• High-level: Software (e.g., C++, COBOL, JAVA)
• Low-level: Hardware (e.g., machine code, assembly language)

Explanation

MS PowerPoint is a software specifically designed for creating presentations.

It allows users to communicate ideas visually through slides, images, and animations.

Explanation

Entertainment is not a system software.

System software includes programs like operating systems, utility software, and drivers that manage hardware and run the computer.

While entertainment refers to applications for leisure purposes.

Explanation

The CPU (Central Processing Unit) executes instructions and performs calculations.

This making it the primary component responsible for processing data in a computer.

Explanation

ROM is a type of non-volatile memory that stores the basic input/output system (BIOS) and other firmware that controls the computer's hardware components. When a computer is powered on, the BIOS stored in ROM is executed to:

• 1. Initialize hardware components
• 2. Detect and configure peripherals
• 3. Load the operating system from storage devices

Explanation

A number system that has eight different symbols to represent any quantity is known as Octal.

The Octal number system uses digits from 0 to 7.

It is often used in computing as a simpler alternative to binary representation.

Explanation

The MAX function in Excel returns the highest value in a set of data that you specify.

It can be used to find the maximum value in a range of cells, a list of numbers, or an array.

Example: =MAX(A1:A10) returns the highest value in cells A1 through A10.

Explanation

When you type a zero (0) before a fraction, Excel will treat it as a numerical value rather than a date.

This is a quick way to ensure that your fractions are displayed correctly in your spreadsheet.

Example: 0 1/2 (Displays as a fraction)

Explanation

ROM is a type of memory that contains permanent data that cannot be changed or written to.

It is used to store firmware or software that is permanently stored in the computer.

It is used to control the computer's basic functions.