Explanation

The least count of a Vernier caliper is 0.1 mm (or 0.01 cm).

It is the smallest measurement that can be accurately read using the instrument.

It is derived from the difference between one main scale reading and one Vernier scale reading.

It is commonly used to accurately measure outside diameters of shafts, thicknesses of various parts, diameters of holes or rings, internal dimensions of hollow jobs, and depths of holes or steps. 

Explanation

• Karachi is known as the "City of Lights" in Pakistan.
• This nickname in the 1960s and 1970s for its vibrant nightlife
• It is the largest city in Pakistan
• Known as the 'Economic Hub of Pakistan'.

Last updated on 11-02-2026

Explanation

• Baluchistan is the biggest province of Pakistan by area.
  
• It covers 43% of the area of Pakistan
• Capital City: Quetta
• Established: 1 July 1970

Additional information:

• Punjab is the biggest province of Pakistan by population.

Last verified on 26-05-2026

Explanation

• Karachi is the most populated city in Pakistan.
• It is the capital of Sindh Province.
• Karachi is Pakistan's major commercial, financial, and industrial center.
• It is located on the Arabian Sea.

Additional information:

Top 5 Populated Cities in Pakistan

1. Karachi
2. Lahore
3. Faisalabad
4. Rawalpindi
5. Multan

Last verified on 03-10-2026

Explanation

• Cache Memory is the fastest memory.
• It is typically located inside or very close to the CPU.

Additional information:

• L1 Cache: Usually the fastest and smallest CPU cache.
• L2 Cache: Larger than L1 but generally slower.
• L3 Cache: Larger and usually shared among CPU cores.

Last verified on 09-08-2026

Explanation

• ROM (Read Only Memory) is a non-volatile storage device.
• It stores data permanently even without power.

Additional information:

• RAM (Random Access Memory) is a volatile storage device.
• It loses data when power is off.

Last verified on 17-06-2026

Explanation

• RAM and Cache are volatile memories.
• It means their data is lost when power is turned off.
• Volatile memory requires continuous power to retain data.
• RAM is used for running programs and storing temporary data.
• Cache is a high-speed memory that stores frequently used data for the CPU.

Additional information:

• ROM is non-volatile and retains data without power.

Last verified on 16-02-2026

Explanation

• Charles Babbage is known as the Father of the Computer.
• He designed the more advanced Analytical Engine, which featured a "Mill" (CPU) and a "Store" (memory).

Additional information:

• He was an English polymath.
• Born: 26 December 1791 London, England
• Died: 18 October 1871 (aged 79) London, England

Last updated on 09-03-2026

Explanation

• The Port of Seattle is located in the United States.
• Formed: September 5, 1911
• Jurisdiction: King County, Washington
• Headquarters: Washington, U.S
  

Last updated 07-09-2026 by NA

Explanation

• Headers and footers are visible in Page Layout View and Print Layout View.
• They appear at the top and bottom of a page.
• They can contain page numbers, dates, document titles, and other information.

Additional information:

• Page Layout View: Shows how the page will appear when printed, including headers and footers.
• Print Layout View: Displays the document with its page structure, including headers and footers.

Last verified on 02-10-2026