Computer Science Punjab PMS Paper II 2019
COMBINED COMPETITIVE EXAMINATION FOR RECRUITMENT TO THE POSTS OF PROVINCIAL MANAGEMENT SERVICE-2019 SUBJECT: COMPUTER SCIENCE (PAPER – II ) TIME ALLOWED: THREE HOURS MAXIMUM MARKS: 100 NOTE: Attempt FIVE Questions in All. Calculator is allowed. (Not programmable) Q. No. 1: (a) What are regular expressions in a language and how it can be built and…