Solution:Parliamentary privileges are some of the peculiar rights enjoyed by each House collectively as a constituent part of parliament and by member of each House individually, without which they could not discharge their functions efficiently and effectively. Some of the collective privileges of the members of Parliament are -(I) To prohibit the publication of its debates and proceedings
(II) To exclude strangers from the House
(III) To regulate its own procedure and conduct of its business.
(IV) To punish members as well as outsiders for the breach of privileges or contempt of the House.
(V) Prohibition of arrest and service of legal process within the precincts of the House without the permission of chairman/speaker.
(VI) Right of the member to receive immediate information of the arrest, detention, conviction, imprisonment or release of Member:
Notably, freedom from attendance as a witness is an Individual privilege of a member of Parliament.