G10 - CS - Unit 1 - ESQ
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Last updated 8 months ago
2 questions
6
An 8-bit binary register contains the value: 0 0 1 1 0 1 1 0
a) Write down the denary value of this register. [1]
b) The contents of this register undergo a logical shift one place to the right. i Show the result of this right shift. ii Write down the denary value following this right shift. [2]
c) The contents of this register, at the start of the question, now undergo a logical shift two places to the left. i Show the contents of the register after this left shift operation. [1] ii State, with reasons, the effect of this shift on the denary value in part a. [2]
An 8-bit binary register contains the value: 0 0 1 1 0 1 1 0
a) Write down the denary value of this register. [1]
b) The contents of this register undergo a logical shift one place to the right.
i Show the result of this right shift.
ii Write down the denary value following this right shift. [2]
c) The contents of this register, at the start of the question, now undergo a logical shift two places to the left.
i Show the contents of the register after this left shift operation. [1]
ii State, with reasons, the effect of this shift on the denary value in part a. [2]
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