Hardware, Memory & Number Systems
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Exam-level questions worked step by step. Try each one yourself first — then expand the solution and compare routes.
Q1.
What is the decimal equivalent of the binary number 1011011?
Q2.
The decimal number 58 in binary is:
Q3.
The octal equivalent of the binary number 11010111 is:
Q4.
How many megabytes are there in 4 GB (exam convention)?
Q5.
Which of the following devices reads the characters printed at the bottom of bank cheques using magnetic ink?