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- 1. Open EndedName an unary Boolean function:
- 2. Open EndedWhat is the most basic element of every computer system?
- 3. Open EndedEvery Boolean function can be constructed from only:
- 4. Open EndedAND
- 5. Open EndedNOT
- 6. Open EndedNAND
- 7. Open EndedOR
- 8. Open EndedThe boolean expression A · B represents which of the following:
- 9. Open EndedTrue/False: According to DeMorgan's Theorem, inverting the output of an AND gate yields the same output as an OR gate with inverted inputs?
- 10. Open EndedWhat is the decimal equivalent of the binary number 10011101? Assume "unsigned" binary for the conversion.
- 11. Open EndedWhat is the decimal value of 54 (base 10) converted to binary and 2's complement?
- 12. Open EndedWhich of the following is NOT a component required to represent a floating point number in binary? a. Exponent b. Fraction c. Sign bit d. Precision
- 13. Open EndedA coding approach that recognizes the MSB with a value of 1 to be a negative number is called?
- 14. Open EndedAn unsigned binary number can represent positive and negative numbers but not floating point numbers.
- 15. Open EndedAdding 011011012 to 101000102 in 8-bit unsigned binary will cause an overflow.
- 16. Open EndedThe 2's complement bit string 10101011 converted to decimal equals 85
- 17. Open EndedThe operation to be performed within the ALU is selected with a multiplexor circuit.
- 18. Open EndedIn a 16-bit Multiplexor the selector is 16-bit wide.
- 19. Open EndedWhat is the binary pattern that represents 6ten (in a 16-bit binary system)?
- 20. Open EndedWhich Two-Input Boolean function will return 0 for every input it receives?
- 21. Open EndedThe Full Adder chip has:
- 22. Open EndedA decoder has a unique output represented for a set of inputs in a truth table?
- 23. Open EndedAccording to DeMorgan's Theorem, inverting the output of an AND gate yields the same output as an OR gate with inverted inputs?
- 24. Open EndedWhich of the following is NOT a component required to represent a floating point number in binary?
- 25. Open EndedWhat is the decimal value of this 16-bit 2's complement number? 1111111111111100two
- 26. Open EndedIn an 8-way multiplexor the selection is specified by a set of ___ control bits.
- 27. Open EndedThe ny control bit will:
- 28. Open EndedThe 2's complement bit string 10101011 converted to decimal equals 85.
- 29. Open EndedA decoder described as a 2-to-4 decoder will have how many active outputs?
- 30. Open EndedIf a=b=1 then out=1 else out=0
- 31. Open EndedIf in=0 then out=1 else out=0
- 32. Open EndedIf a=b=1 then out=0 else out=1
- 33. Open EndedIf a=b=0 then out=0 else out=1
- 34. Open EndedIf a demultiplexor selector bit is set to 1 , and both outputs (a and b) are 0 , then the input must have been:
- 35. Fill in the Blank16-bit / 64-register memory 16 is the _____ of the register
- 36. Fill in the Blank16-bit / 64-register memory 64 is the _____ of the register
- 37. Open EndedDFF behavior can be represented as:
- 38. Open EndedA RAM device accepts the minimum following inputs:
- 39. Open EndedWhen implementing the a 1-bit register, we need to tell the register when to store a new data and when to keep storing its internal value. For that we need a :
- 40. Open EndedIn the DFF symbolic notation, the small triangle represents the :
- 41. Open EndedA counter is combinational logic, that simply adds a constant (typically 1) to a given number.
- 42. Open EndedThe clock in a sequential logic circuit keeps track of hours, minutes, and seconds in the local timezone.
- 43. Open EndedThe von Neumann architecture is based on a:
- 44. Open EndedDifferent types of Registers:
- 45. Open EndedWhich of the following is NOT a component of the CPU?
- 46. Open EndedWhich part of the CPU is in charge of decoding the instructions before they can be executed, and deciding which instruction to fetch and execute next?
- 47. Open EndedThe basic idea of the stored program concept is that the logic of the programs is embedded in the hardware.
- 48. Open EndedA_COMMAND
- 49. Open EndedC_COMMAND
- 50. Open EndedL_COMMAND
- 51. Open EndedPredefined symbols
- 52. Open Endedlabels
- 53. Open EndedVariables
- 54. Open Endedduring the first pass
- 55. Open Endedduring the second pass
- 56. Open EndedIn the Hack machine language, the ability to use a command like @label before the label was actually declared in the program is thanks to the
- 57. Open EndedDuring the second pass of the assembly process, if a symbol is not found in the symbol table, then it clearly represents a new ...
- 58. Open EndedDuring the first pass of the assembly process you should use a counter.This counter should be incremented by 1 whenever a C-command, an A-command or an L-command is encountered.
- 59. Open EndedThe data structure used for representing the correspondence between symbols and their meaning is:
- 60. Open EndedAs part of the translation process the symbols must be resolved into actual ...
- 61. Open EndedAny symbol Xxx appearing in an assembly program that is not predefined and is not defined elsewhere using the (Xxx) command is treated as a ...
- 62. Open EndedIn Hack Assembly the meaning of the symbols are their RAM and ROM addresses.
- 63. Open EndedDuring the first pass of the assembly process you should use a counter.This counter should be incremented by 1 whenever a C-command, an A-command or an L-command is encountered
- 64. Open EndedSupply the hexadecimal result of 6 + 7 (both base 10) if stored in a 16 bit register
- 65. Open EndedPeople who use the chip as an internal part in other chip definitions should not be interested in the body of the chip definition
- 66. Open EndedThe degree of a relationship is described as the relationship's maximum cardinality.
- 67. Open Ended"A student can attend six courses, each with a different instructor. Each instructor has 30 students." What is the type of relationship between students and instructors?
- 68. Open EndedIn an Entity-Relationship model, which concept is generally used to represent a student?
- 69. Open EndedThe address of a student can be defined using street, city, state, and zip code. What type of attribute should be used to represent the address of a student?
- 70. Open EndedFor the relationship represented in the figure below, which of the following is true?
- 71. Open EndedA student's name, birthday, and student number are all examples of:
- 72. Open EndedGiven only the following part of an E-R diagram, what does the circle across the relationship line near the entity in the figure below indicate?
- 73. Open EndedGiven only the following part of an E-R diagram, what does the hash mark across the relationship line near the entity in the figure below indicate?
- 74. Open EndedHow can a multivalued attribute be represented in an E-R model?
- 75. Open EndedThe E-R model is used to build a conceptual model.
- 76. Open EndedQuestion text All instances of a given entity set have the same attributes in the E-R Model.
- 77. Open EndedWhich of the following is not a component of a database model?
- 78. Open EndedWhich of the following is not a goal of normalization?
- 79. Open EndedGiven a relation R with five attributes A,B,C,D,E with the following dependencies:
- 80. Open EndedA deletion anomaly occurs when deleting data about one entity results in the loss of data about another entity.
- 81. Open EndedConsider a relation, R (A, B, C, D, E) with the given functional dependencies; A → B, B → DE and D → C. What is the closure (A)?
- 82. Open EndedWhich of the following would motivate to de-normalize a relation?
- 83. Open EndedConsider the following table that shows the Movie relation. In the relation, {Movie_Title, Year} form a candidate key. Which of the following is correct about this Movie relation?
- 84. Open EndedRelations should always be normalized to the highest normal form possible.
- 85. Open EndedGiven a relation R with three attributes A, B, C with the following dependencies: ABC → C C → A What is the candidate key for R?
- 86. Open EndedA relation is in the first normal form if it has no more than one multivalued attribute.
- 87. Open EndedA relation is in BCNF if, and only if, every determinant is a candidate key.
- 88. Open EndedWhich of the following is wrong? Select one: a. A relation includes a foreign key matching the primary key of other relation is called an insertion anomaly b. If the removal of data in one entity results in the unintentional loss of data in another entity is deletion anomaly c. A relation is in 2NF if and only if it is in 1NF and all non-key attributes are determined by the entire primary key d. The condition that a non-key attribute determines another non-key attribute is known as transitive dependency
- 89. Open EndedConsider a relation that doesn't include multivalued attributes and non-key attributes in this relation dependent on the primary key. However, this relation contains transitive dependencies. What is the best normal form that R satisfies (1NF, 2NF, 3NF, or BCNF)?
- 90. Open EndedConsider a relation, R (A, B, C, D, E) with the given functional dependencies; A → B, B → DE and D → C. What is the closure (C)?
- 91. Open EndedIf B is a subset of attributes in set A, then which of the following is wrong?
- 92. Open EndedWhich of the following sentences is incorrect?
- 93. Open EndedWhich one is not an anomaly type which results from redundancy?
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