PNRD 28 Aug 2020

HTML stands for HyperText Markup Language, the standard markup language used to structure web pages.

BASIC, COBOL and FORTRAN are programming languages; Lotus is associated with spreadsheet software (Lotus 1-2-3), not a programming language in this option context.

In Microsoft Excel, a formula begins with an equals sign (=), followed by the expression or function.

The traditional PowerPoint presentation file extension is .ppt; newer PowerPoint formats commonly use .pptx.

BIOS means Basic Input/Output System; it initializes hardware and starts the boot process on traditional PC firmware.

Stephen Hawking published A Brief History of Time in 1988, explaining cosmology for general readers.

The Nobel Prizes cover Physics, Chemistry, Physiology or Medicine, Literature and Peace; Economics is a later memorial prize. There is no Nobel Prize in Mathematics.

Kitchen waste is organic and generally biodegradable; aluminium, many plastics and DDT do not readily biodegrade.

Natural gas, mainly methane, generally emits less carbon dioxide and fewer conventional air pollutants per unit of energy than coal or petroleum.

Dehradun is Uttarakhand’s winter/administrative capital; Gairsain is designated its summer capital.

A plane mirror forms a virtual, erect, same-sized image with lateral inversion.

The ampere (A) is the SI base unit of electric current.

A standard metre scale has its smallest division of 1 mm, which is its least count.

A thermometer measures temperature, not the quantity of heat transferred or stored.

Atmospheric turbulence causes rapid variations in the refractive index along the starlight path, producing apparent changes in brightness and position (scintillation).

Galileo is credited with an early thermoscope, a precursor to the thermometer; calibrated thermometers were developed later.

Animals obtain organic nutrients from other organisms and are therefore heterotrophs; holozoic nutrition is a common mode among animals.

B lymphocytes differentiate into plasma cells that secrete antibodies; lymphocytes are central to adaptive immunity.

Saina Nehwal won the women’s singles gold at the 2018 Commonwealth Games in Gold Coast, Australia.

Village Rockstars, directed by Rima Das and made in Assam, won the Best Feature Film award at the 65th National Film Awards announced in 2018.