New Delhi, Sept. 7 -- On 9 September, the new chief of the world's second-largest company will take the stage to launch the latest version of the world's single-most sold smartphone lineup. John Ternus, who led Apple Inc.'s hardware engineering as a senior vice-president, took over after former chief Tim Cook stepped down on 31 August. Straight off, Apple's new head will have a few burning questions to answer. Mint breaks down the immediate concerns.

No. Having joined Apple in 2001, the 51-year-old is among the company's long-serving senior executives mentored by co-founder Steve Jobs. Prior to the 20-April announcement of his becoming Apple's new chief executive, Ternus had risen to lead all of Apple's hardware engineering, which drives...