CSC 270 MID TERM EXAM prof lrv Robbins RETURN THIS EXAM NAME Please if work is r

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CSC 270 MID TERM EXAM prof lrv Robbins RETURN THIS EXAM NAME Please if work is required show all work for full credit or lose such. Each is 2 points except those marked! PARTI: AII Answers in the Blue book, clearly numbered as to which question you are working on Pencil preferred. PART II IS ON A SEPARATE SHEET AND IS DONE ON THE COMPUTER WITH ACCESS TO MY NOTES ONLINE ONLY YOU WILL LOSE COMPUTER ACCESS IF YOU GO ANY WHERE ELSE) a C++ compiller b. a USB memory stick c the operating system High-speed registers for the temporary storage of values are found in 1. Which of the following is not computer software? a. d. a spreadsheet 2. Which of the following is responsible for interpreting the instructions stored in memory? a,the ALU (arithmetic logic unit) b. the control unit c the software d. the accumulator a the computers hard disk b. the C++ program c. the computer's primary memory d. the accumulator 4. What is the value of the binary number 1011 in base 10? S 9 BEST Match the statement on the left to the one on the right A The result of compiler operations on the source code B. A computer program C. Stores instructions and data D. The place where logic is evaluated among other things E. Combines Arithimetic logic unit and control unit F. Computer language instructions G. Item on the left has no match on the right 5. The memory 6. Source code 8. CPU 9. Objecct code 10. Express in computer scientific notation to five digit precision? 74,998,890,003 11. Express in computer scientific notation to 3 digit precision? 0.0000007439555 12. Define a declaration statement in C++ for the following symbolic constant: charge on x-2.995678 x 10 Km/s 13. Write a single Co+ statement for the following formula (use functions powl), and proper base 10 logarithm function. Height -G My m (02sm) tlogla') 14-16 if double xy,z and x 2and y-8 assumed at the start of each of the following, evaluate them 14. y63 15. zx+1/(2x-y) 17. What is the exact output of the following program segment. it hr, min; hr = 9; min-27; cout

Explanation / Answer

Answer to Question 1:-

Among the given options, a.. a C++ Compiler b. A usb memory stick c. the operating system d. A Spreadsheet

a. A C++ Complier works with the C++ language and is most centainly a software.

b. A usb memory stick is a hardware piece and thus not a software.

c. Operating system is a software as it is installed into hardware.

d. Spreadsheet is also a software application to enter data in a tabluar format.

So the answer is b. A usb memory stick is not a software

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