Pooja Arora

Pooja Arora

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Construct an expression to convert 20 megabytes to kibibytes.
[2]
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Pooja Arora
Construct an expression to convert 15 mebibytes to kibibytes.
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A binary pattern for a signed integer is given using sign and magnitude format. Convert the binary pattern to denary. 11100001
(a).
97
(b).
-97
(c).
225
(d).
-100
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Pooja Arora
Convert the denary unsigned integer 255 to 8-bit binary.
[2]
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Encrypt the message 'information technology' using the Vigenère Cipher and a keyword of 'computer'.
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