Explanation & answer:
Four pair UTP (unshielded twisted pair) cables are common cables with RJ45 connectors. Most RJ45 connectors have a snap to lock the male connector in place.
ST and SC connectors are for fibre-optics.
Answer:
The answer is "option d".
Explanation:
UML stands for Unified Modeling Language. It is an OOPs based language that is used to design a graphic by software developers. This language can also be used to build diagrams and provide some tools to ready-to-use, interactive templates for users and other options are not correct that can be described as:
- In option a, The Top-down approach is not followed by UML.
- In option b, UML uses an object-oriented programming language that follows a bottom-up approach. It refers to a style of programming.
- In option c, It does not use structured programming because it uses procedural languages.
Answer:
The mass of the vehicle is 1250kg
Explanation:
Given


Required
Determine the vehicle's mass
This question will be answered using Newton's second law which implies that:

In other words:

Substitute values for F and a

Make m the subject


<em>Hence, the mass of the vehicle is 1250kg</em>
Answer:
Command Operations
Explanation:
Space Operation specialist requires special training for aircraft and its operations along with satellite controls. Initially when a graduate joins the training he is required to understand command operations of aircraft. He can then use his skills to learn command operation of spacecraft and then will be promoted to learn satellite controls.
Answer:Tool bar
Explanation:
The toolbar is said to provide an array of buttons for quick access to commonly used commands and tools. Through the toolbar, one can easily access the commands that are commonly used.
We can see the toolbar in several software like the graphics editor, office suites, and browsers.