Exam 2: Data Representation

If a term paper consisted 42 pages,each containing 40 lines of 100 symbols each (counting each space as a symbol),was to be encoded using Unicode,how many bytes of storage space would be required?

Explain why such terms as kilo,mega,and giga have acquired double meanings.

Which of the following storage systems is best suited for storing and retrieving long strings of data that are processed in their sequential order?

A computer's main memory consists of numerous memory cells,each of which contains ________ bits.Each memory cell is identified by a numeric value called the cell's _________.

Which of the following mass storage system does not require physical motion?

Which of the following bit patterns represents the value -5 in two's complement notation?

Which of the following bit patterns cannot be expressed in hexadecimal notation?

Which of the following provides a compressed representation of an image by limiting the number of different pixel colors to 256,thereby enabling each pixel in an image to be represented by a single byte whose value indicates which of a palette of entries represents the pixel's color?

Which of the following is the binary representation of 4 5/8?

Convert the following addition problem into two's complement notation (using four bits per value),perform the addition,convert the answer back into base ten notation,and explain the results. 6 +3

To what does the term "normalized form" refer in the context of floating-point notation?

a.What is the output of the circuit below? b.In general,how does the three-bit input pattern across the top of the diagram relate to the circuit's output?

In a two's complement system,what value is represented by the pattern 11111111111111001? ____________

In a two's complement system,what value can be added to any other value without causing an overflow? How many values in the system have this property? Explain your answer.

A7DF is the hexadecimal representation for what bit pattern? ____________

Which of the following values cannot be stored accurately using a floating-point format in which the most significant bit is the sign bit,the next three bits represent the exponent field in excess notation,and the last four bits represent the mantissa?

Which of the following bit patterns (represented in hexadecimal notation)represents a negative number in two's complement notation?

Explain why the final version of the dictionary need not be transmitted with a message encoded using LZW compression.

Which of the following bit patterns represents the value 5 in two's complement notation?

How many different bit patterns can be formed if each must consist of exactly 6 bits? ____________