ITEC 1000-Assignment #1 Solution

ITEC 1000 Assignment #1 Solution

• All submissions must be made on time via the upload link at the top portion of the eClass site.

• Do not wait until the last minute – technical difficulties or carelessness are not considered valid excuses for failing to submit.

• Email submissions to the instructor will be rejected.

• If you failed to meet the deadline for the Academic Honesty attestation, the mark is an automatic zero for this assignment.

Instructions:

1. Software: Office 365 MS Wordâ„¢ is recommended to construct a standard Word format document, i.e., *.docx. If you use a non-MS WORD compatible program, e.g., Pagesâ„¢, etc., the file must be saved in *.PDF format.

2. Both questions and answers should be well formatted and presented – including table data. Poor format/presentation will incur a 5-mark deduction from your score.

3. Be sure to name the file as your full name in the following format – all lowercase firstname_lastname.docx – e.g., Docx Upload only the single document file – not a folder. Wrongly named file or otherwise improper submission incurs automatic 5-mark deduction from your score.

4. All questions should be taken at face value and answered. If explanations are required, state them clearly and coherently.

5. As always, the Academic Honesty requirement is in effect – Do your own work to avoid unpleasant possible consequences.

Questions:ITEC [40 Total Marks]

1. Express 791 as a polynomial in each of the following bases. [2]

E.G., The polynomial expression of 791 base-10 is: 7 * 10² + 9 * 10 + 1

1. base-9

1. base-13

2. Convert the following numbers to base-10. [2]
   1. 7478
   2. FCA16

3. If the numbers below are decimal numbers convert to binary. [3]
   1. 44
   2. 1056
   3. 0

4. If the numbers below are binary numbers convert to hexadecimal. [3]
   1. 10011011
   2. 01111110
   3. 01121001

5. Use the Web to find out how many countries are currently officially assigned 3-digit ISO 3166 country codes. Which country has the highest numeric ID code number? How many bits are necessary to represent all assigned country ID numbers; why? [4]

6. Perform the following calculations and indicate the result accurately. [3]
   1. 1018 + 7708 =
   2. 1067hex + ABC9hex =

1. AB7Dhex – 1111hex =

7. Please read carefully. Using a minimum number of digits in 2’s complement notation, perform 10 – 7 (subtraction by preserving addition). Show all the significant steps in your work by indicating the starting values, sign conversion, and the addition operation aligning all numbers including the carry values in each position using the Courier New Indicate the final value as a decimal. [5]

8. Represent the decimal number 0.0525 in base-10 scientific notation without a decimal point. [3]

9. Using 10-bit floating-point notation having the format SEEEMMMMMM: [8]

1. Decode to decimal integer and/or fraction): 0001110110

1. Decode to decimal integer and/or fraction): 1101100000

1. Encode: -3/32
2. Encode: +5 and 6/8

10. Using an ASCII Table, decode: [2]

546869732049732053696d706c6521

• On average, a typical page of text holds roughly 2000 characters. Approximately how many pages of Unicode text can a storage media with 1 Gigabyte of free space hold? Show each step of unit conversions and calculation required. [4]

Note: only an approximation is required – do not use a calculator to answer this question ITEC.