Digital Electronics - Number Systems and Codes - Discussion
Discussion Forum : Number Systems and Codes - General Questions (Q.No. 10)
10.
If a typical PC uses a 20-bit address code, how much memory can the CPU address?
Discussion:
13 comments Page 2 of 2.
Rama Krishna Sambari said:
8 years ago
Bit is denoted as 'b'.
Byte is denoted as 'B'.
20 bits = 20b.
2^20 = 2^20 * 2^10 = 1024b * 1024b = 1Kb * 1Kb = 1Mb.
The answer is 1Mb not 1MB.
Byte is denoted as 'B'.
20 bits = 20b.
2^20 = 2^20 * 2^10 = 1024b * 1024b = 1Kb * 1Kb = 1Mb.
The answer is 1Mb not 1MB.
(2)
Ryan said:
6 years ago
I agree @Rama. Thanks.
(1)
Briano said:
6 years ago
@All.
So, MB is quite different from Mb?
Buy how do you pronounce it?
MB - Megabits
Mb - Megabytes.
Anyone clear my doubt.
So, MB is quite different from Mb?
Buy how do you pronounce it?
MB - Megabits
Mb - Megabytes.
Anyone clear my doubt.
(1)
Post your comments here:
Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers