CBSE Class 11 Computer Science Question 55 of 68

Data Representation and Boolean Logic — Question 26

Back to all questions
26
Question

Question 26

Convert the following base of number system:

(a) (1010100)10 = (...............)2

(b) (3674)8 = (...............)2

(c) (266)10 = (...............)8

(d) (9F2)16 = (...............)2

Answer

(a) (1010100)10

21010100Remainder
25050500 (LSB)
22525250
21262621
2631310
2315651
2157821
278910
239451
219721
29860
24930
22461
21230
2611
2301
2150
271
231
211
 01 (MSB)

Therefore, (1010100)10 = (11110110100110110100)2.

​ (b) (3674)8

Octal
Number
Binary
Equivalent
4100
7111
6110
3011

Therefore, (3674)8 = (011undefined110undefined111undefined100undefined\bold{\underlinesegment{011}}\medspace\bold{\underlinesegment{110}}\medspace\bold{\underlinesegment{111}}\medspace\bold{\underlinesegment{100}})2.

(c) (266)10

8266Remainder
8332 (LSB)
841
 04 (MSB)

Therefore, (266)10 = (412)8.

(c) (9F2)16

Hexadecimal
Number
Binary
Equivalent
20010
F1111
91001

Therefore, (9F2)16 = (100111110010)2.