Explanation

Encryption is a means of securing digital data using one or more mathematical techniques, along with a password or "key" used to decrypt the information.

Explanation

Explanation

Tally is an accounting software, which is an application software, not a system software.

System software includes:

• Assembler: Translates assembly language into machine code.
• Compiler: Translates high-level language into machine code.
• Interpreter: Directly executes high-level language code without compiling.

Explanation

Explanation

Line spacing determines the amount of vertical space between lines of text in a paragraph.

By default, lines are single-spaced, meaning that the spacing accommodates the largest font in that line, plus a small amount of extra space.

Explanation

Binary choice offers two number 0 and 1, So it gives two choices.

Explanation

A digital signature verifies the authenticity of an email by confirming the sender's identity and ensuring the message hasn't been altered.

It uses cryptography to validate the sender's identity and ensure the integrity of the email content.

Explanation

FoxPro is a programming language and database management system developed by Microsoft.

It is primarily used for developing database applications and managing data efficiently.

Explanation

BIOS stands for Basic input/output system.

BIOS firmware was stored in a ROM chip on the PC motherboard.

In later computer systems, the BIOS contents are stored on flash memory 

ND18-4-2023

Explanation

@ Symbol is necessarily used in Gmail.