Suppose that the following abbreviated alphabet is used: S t letter e hi k 1 r binary 000 001 010 011 100 101 110 111 Encrypt the text litre using the randomly generated key: 010 110 011 011 101

Using the SI symbols below, epress the following measurments in engineeing notation rounded to 2 decimal places. a 0,005 A b. 105.000 V c72x 103 v d. 600 x 10-6 A e 7500 0 f0823 x 10-2y Recall Multiplication Factors 1 000 000 000 000 = 10¹2 1 000 000 000 = 10° 1 000 000 10° = = 1 000 10³ 0.00110 3 0.000 001 10 6 10? 0.000 000 001 = 10⁹ 0.000 000 000 001 = 10-12 T T example (370,000,0000) = 370 MO) SI Prefix tera giga mega kilo milli micro nano pico SI Symbol T G M k m 14 13 P A W 8 A 6 Ⓡ 203 Iculator ering ientific tion 10:22 PM C

Convert the following decimal numbers to equivalent binary numbers. show solution (i) 356.16

2- What is the decimal number of the following two's complement binary numbers? a) 11000110 b) 01000011 c) 11111000 d) 00000111

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prt d   Give (in decimal) the quantity represented by each of the following IEEE 754 single precision floating point values. (a)10111111100000000000000000000000 (b)00000000000000000000000000000000 (c)01111111111111111111111111111111 (d)11000001110110000000000000000000

Question 8: Round the following binary numbers to nearest 1/8. Perform round down action in case of "Half way": a) 1011.1111001 b) 11001.101100000

Given are the following three numbers in their respective bases:a = 1100111012 , b = 4738 , c = 9DA16a) Evaluate i) the sum a + b + cii) the product ac in the octal system. b) Convert each number into its decimal, along with the answer, to verify your result.

Task 1 Sum the following numbers expressed in their respective bases: 11001100112 52014378 93D462C16 Convert your answer to Hexadecimal.

Q7 The following questions refer to the Truth Table below ADWB 0000 001 1 0 10 1 0 1 10 1 000 101 1 1 0 1 1 1 1 1 1