If the physical memory size is doubled without changing any of its other parameters, the number of entries in the page table
a.
doubles
b.
increases by 1 bit
c.
remains unchanged
d.
reduces by 1
e.
halves

c)Remains unchanged

Explanation:While doubling up the physical memory, there would be no effect on the entries count .The entries count in the page table is dependent on the factors like page size in the page table along with the virtual address for the location of the primary memory or the main memory for the storage , causing no change. So, the correct option is option(c).