MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

SYSTEM SOFTWARE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is meant by a Command Line Interface (CLI)?
A
The user communicates with the operating system using windows, icons, menu and pointers (WIMP) e.g. Windows.
B
The user has to type in specific commands to do things like moving and copying files.
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -A command-line interface (CLI) is a text-based user interface (UI) used to run programs, manage computer files and interact with the computer. Command-line interfaces are also called command-line user interfaces, console user interfaces and character user interfaces.

Detailed explanation-2: -CUI also known as a character user interface or command-line user interface is a way in which the user can interact with the computer program. It allows users to issue a command of more than a line of text, also known as command lines, to the program which can be anything like opening a file or directory, etc.

Detailed explanation-3: -The AWS Command Line Interface (AWS CLI) is a unified tool to manage your AWS services. With just one tool to download and configure, you can control multiple AWS services from the command line and automate them through scripts.

Detailed explanation-4: -Windows has two command-line shells: the Command shell and PowerShell. Each shell is a software program that provides direct communication between you and the operating system or application, providing an environment to automate IT operations.

Detailed explanation-5: -The command line is a text interface for your computer. It’s a program that takes in commands, which it passes on to the computer’s operating system to run. From the command line, you can navigate through files and folders on your computer, just as you would with Windows Explorer on Windows or Finder on Mac OS.

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