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DPIT123 (125) Computing and Cyber Security Fundamentals

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Convert -11.3125 into IEEE 754 floating point binary representation (1.5 Marks)

⚠️No space delimitation.

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(a) x43686172697A61726421 (0.5 Mark)

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A1 2

(a) 1111 + 0011

+   = | Overflow =

(b) 1110 + 0111

+   = | Overflow =

(c) 0111 + 0001

+   = | Overflow =

(d) 1000 + 1100

+   = | Overflow =

(e) 1111 + 1001

+   = | Overflow =

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Task

: Given the logic circuit in the Figure below, fill the truth table for the outputs D,E,F,G, Z.

(1.5 Marks)

 Show all working.

Tip: Use the table feature of the text editor.

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(a) NOT ((NOT (A AND B)) OR (NOT C))

Hint: Utilize DeMorgan’s Law or face tedious work.

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(b) x556F57203A29 (0.5 Mark)

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(b) (A XOR B) AND C

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b) 0011 + 1001

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Please provide all of your working here.

You may include photos of your work, diagrams, or any other relevant information.

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d) 110 - 1101

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