Choose the output of each of the following:

A 4-bit binary string of the form xxyy

50. Show how can you use the different operations to change xxyy to 11xy

(a) OR then ROTATE

(b) Right Shift then AND

(c) AND then ROTATE

(d) XOR then ROTATE

51. Show how can you use the different operations to change the string xxyy to 0101

(a) AND then OR

(b) XOR then ROTATE

(c) OR then ROTATE

(d) AND then ROTATE

52. Show which operation can be used to change the string xxyy to 00yy

(a) ROTATE

(b) OR

(c) AND

(d) XOR