Explanation

In a network with 25 computers, a full mesh topology requires the most extensive cabling. 

Mesh Topology: Every node is connected to every other node, creating 300 unique connections for 25 computers.

Last updated 15-feb-2026

Explanation

A single page of a PowerPoint presentation is called a slide

Additional information

Slide deck: collection of slides that are used together.

'.ppt' extension to save a presentation file.

F5 key : start the slideshow of a PowerPoint presentation.

Last updated 15-feb-2026

Explanation

Silicon is widely used in semiconductors because:

• It is abundant in nature.
• It has suitable electrical properties.
• It has excellent thermal stability.
• It forms a stable oxide layer (SiO₂) useful in device fabrication.

Note: Germanium was used earlier, and gallium nitride is used for high-power or high-frequency devices, but silicon remains the standard.

Last updated 14-feb-2026

Explanation

Arithmetic sequence formula:

• aₙ = nth term
• a₁ = first term
• n = term number
• d = common difference

Formula: aₙ = a₁ + (n - 1)d

Last verified on 09-02-2026

Explanation

Explanation

Acute angles measure less than 90 degrees.

Right angles measure 90 degrees.

Obtuse angles measure more than 90 degrees.

Explanation

The sum of the exterior angles of any polygon is always 360 degrees. 

As for the interior angles, the sum of all the interior angles in a polygon is equal to: (n-2) x 180

Explanation

 "Hair" is uncountable when referring to all the hair on a person’s head.

We use "is" (singular verb) with "hair" in this context.

Explanation

Abolish means ختم کردینا

Do away with means کے ساتھ دور کرو

Nullify means مسترد کرنا

End means ختم

Explanation

Artificial means مصنوعی، قدرتی نہ ہو

Natural means قدرتی