On Thursday's "Ask Halftime," traders answered questions from CNBC Pro subscribers about stocks during volatile markets, including whether to buy, sell or hold specific names. Brenda Vingiello of Sand Hill Global Advisors explained why she likes Honeywell . Short Hills Capital's Stephen Weiss said he believes the Invesco QQQ exchange-traded fund, which tracks the Nasdaq-100 index, will be "terrible" over the next six months. However, he notes that if investors have a longer time frame, they can make money. Finally, Josh Brown of Ritholtz Wealth Management discussed how he thinks Uber could fare during a recession.