information technology assignments due by 35 hours

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ITEC 1000 Assignment #1

Due: Wednesday June 16, 10 PM – Submission upload link will close at 22:00 EST sharp.

• 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 automatic zero for this

assignment.

Instructions:

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

2. Both questions and answers should be well formatted and presented – including table
data. Poor format/presentation will incur 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., margaret_hamilton.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, Academic Honesty requirement is in effect – Do your own work to avoid
unpleasant possible consequences.

Questions: [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

a. base-9
b. base-13

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

a. 7478
b. FCA16

3. If the numbers below are decimal numbers convert to binary. [3]

a. 44
b. 1056
c. 1.0

4. If the numbers below are binary numbers convert to hexadecimal. [3]

a. 10011011
b. 01111110
c. 01121001

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5. Use the Web to find out how many countries are currently officially assigned a 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]

a. 1018 + 7708 =
b. 1067hex + ABC9hex =
c. AB7Dhex – 1111hex =

7. Please read carefully. Using 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 font. Indicate the final value as 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]

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

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

c. Encode: -3/32
d. Encode: +5 and 6/8

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

546869732049732053696d706c6521

11. 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.