Explanation

Information on a hard disk is usually backed up using a backup storage device.

Such as a CD-ROM, SSD, HDD, optical disk, or tape system.

The type of medium used depends on how quickly the data needs to be restored.

Explanation

In MS Word 2007, SHIFT+RIGHT ARROW is used to extend the selection of text one character to the right.

SHIFT+LEFT ARROW is used to extend the selection of one character to the left side.

Explanation

• The actual working area of the Computer's Microsoft Excel is a worksheet.
• The title bar in MS Excel displays the name of the workbook.
• The main window in a computer spreadsheet is called a workbook.
  

Explanation

Machine language, or machine code, is a low-level language comprised of binary digits (1 and 2).

Since computers are digital devices, they only recognize binary data.

Explanation

• E-mail stands for: Electronic Mail
• Father of E-mail: Ray Tomlinson
• First E-mail sent: 1971
• @ is used to divide an email into: two parts
• SMTP helps to send: E-mails
• SMTP stands for: Simple Mail Transfer Protocol
• Received email is saved: inbox
• Sent email is saved in: sent box
• Maximum attachment size in Yahoo Email: 25 MB
• G-mail stands: Google Mail
• Email spam also called: junk email
• To close email account click: sign out
• To create new E-mail: Sign Up
• Email hacking means: Illegal access to open email accounts of others
• Junk email is also called: Spam 
•  At sign (@): always a part of email address
• Sending an E-mail is similar to: writing a letter
• A allows us to access our e-mail from anywhere: Webmail interface 
• Bookmark:  is associated with Internet E-mail

Explanation

According to the options, B is correct; the largest computer hardware company is HP (Hewlett-Packard). 

Otherwise 

The largest computer hardware company in the world, by market capitalization, is Apple Inc.

Explanation

Application software, such as MS Word and MS Excel, is designed to perform specific tasks, like word processing and spreadsheet analysis.

Application software runs on top of operating systems, such as Windows or macOS, and provides users with a interface to interact with the computer.

Explanation

Notepad is a basic text-editing program which enables computer users to create documents.

Notepad is a basic text editor used to create and edit plain text files without formatting.

Explanation

Explanation