Explanation

"Programs" are the step-by-step instructions that run the computer.

Programs is also known as software.

It guide the computer in performing specific tasks and operations.

Explanation

RAD Model consists of five phases namely:

1. Business modeling
2. Data modeling
3. Process modeling
4. Application generation
5. Testing and Turnover

Explanation

To compare numbers is the responsibility of the logical unit in the CPU of a computer.

A logical unit is a device or application program by which an end user (an application program, a terminal user, or an input/output mechanism) gains access to an SNA network.

Explanation

Explanation

UNIX was developed by AT&T Corporation's Bell Laboratories in the late 1960s

as a result of efforts to create a time-sharing computer system'

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 ND1-1-2023

Explanation

Data integrity is a concept and process that ensures the accuracy, completeness, consistency, and validity of an organization's data

Explanation

Explanation

Explanation

CostCLOUD = Σ(UnitCostCLOUD / (Revenue – CostCLOUD)).

1. This formula reflects the relationship between unit cost, revenue, and total cost in a cloud computing deployment.
2. The cost is adjusted by factoring in both the unit cost and the difference between revenue and total cost.

Explanation

Keyboard is an input device.

Keyboard is similar to electric typewriter.

Keyboard uses serial port to connect with computer.

Keys on keyboard are of mainly three types:

Alphanumeric keys: letters and numbers 

Punctuation keys: comma, period, semicolon, etc.

Special keys: function keys, arrow keys, caps lock key, etc. 
Keyboard inventor: Christopher Latham 

Longest key on keyboard: Space key