Question

pls answer all questions

1) A step-by-step solution to a problem is called a. hardware b. an operating system c. a computer language d. an algorithm 2) separated the programming task from the computer operation tasks. a. Algorithms b. Data processors c. High-level programming languages d. Operating systems 3) is a 16-bit code that can represent symbols in languages other than English. a. ASCII b. Extended ASCII c. EBCDIC d. Unicode 4) When you want to download music to a computer, the audio signal must be a. sampled b. quantized c. coded d. all of the above 5) If the leftmost bit is o in number representation, then the decimal number is positive. a. sign-and-magnitude b. one's complement c. two's complement d. all of above 6) If the denominator of a fraction is 1024, then the numerator is bits in length a. 2 b. 8 c.10 d. 16 7) The precision of the fractional number stored in a computer is defined by the a. sign b. exponent c. mantissa d. any of the above 8)In two's complement representation with a 4-bit allocation, you get when you add 1 to 7. a. 8 b. lc.-7 d. -8 9) For the binary AND operation, only an input of gives an output of 1. a. two Os b. two Is c.one 0 and one 1 d. any of the above 10) To set (force to 1) all the bits of a bit pattern, make a mask of all is and then the bit pattern and the mask. a. AND b. OR c. XOR d. NOT 22) A register in a CPU can hold a. data b. instructions c. program counter values d. all of the above 12) There are bytes in 16 terabytes. b. d. 13) For a magnetic disk, the time is the time it takes for the read/write head to move to the desired track Where the data are stored. a. c.

Answer 1

1. An Algorithm.

2. High Level Programming Languages.

3. Unicode.

4. Quantized.

5. Sign and magnitude.

6. 8

7. Mantissa.

8. 8

9. Two 1s.

10. AND

11. All of the above.

12. 1000000000000 bytes.

13. Seek time.

14. USB

15. Presentation Layer.

16. Application Layer.

17. Bus Topology.

18. Application Layer.

19. An operating system.

20. Distributed

21. Partitioning.

22. Deadlock.

23. An algorithm.

24. Flowchart.

25. Smallest.

26. Selection sort.

27. High-level language.

28. Loader.

29. Object-oriented.

30. Encapsulation.

31. Int.

32. Design.

33. The system test engineer.

34. Coupling.

35. Stamp coupling.

36. Longevity.

37. Multidimentional.

38. Data and Link.

39. Beginning.

40. Private key.