MCQOPTIONS
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MCQOPTIONS
This section includes 76 Mcqs, each offering curated multiple-choice questions to sharpen your Organization and Architecture Mcqs knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
For multi-input AND and NAND gates, the unused input pin should not be left ____________. |
| A. | ON |
| B. | Connected |
| C. | Unconnected |
| D. | None of the above |
| Answer» D. None of the above | |
| 52. |
For multi-input XNOR gate, the output is Logic High when the total number of Logic High in the inputs signals is_______________. |
| A. | Infinity |
| B. | Zero |
| C. | Odd |
| D. | Even |
| Answer» E. | |
| 53. |
When one of the inputs of two-input a XOR gate is Logic High, the output will be ________ of the other input. |
| A. | NOR |
| B. | NOT |
| C. | XOR |
| D. | None of the above |
| Answer» C. XOR | |
| 54. |
A ______________is a table, which consists of every possible combination of inputs and its corresponding outputs. |
| A. | Last table |
| B. | Truth Table |
| C. | K- Map |
| D. | None of the above |
| Answer» C. K- Map | |
| 55. |
In the truth table formation, inputs are taken as A1A0 for A input and __________for B input. |
| A. | A1B1 |
| B. | A0B1 |
| C. | B0B1 |
| D. | B1B0 |
| Answer» E. | |
| 56. |
The Boolean expression for the output F1 will be F1 = x. y. z . This is ___________form. |
| A. | Product-of-Sum |
| B. | Sum-of-Products |
| C. | Straight |
| D. | None of the above |
| Answer» C. Straight | |
| 57. |
For a function F, the complement of this function F is obtained by interchanging 1 with |
| A. | 0 |
| B. | 100 |
| C. | 110 |
| D. | One-Fourth |
| Answer» B. 100 | |
| 58. |
A variable on its own or in its complemented form is known as a________________. |
| A. | Product Term |
| B. | Literal |
| C. | Sum Term |
| D. | All of the above |
| Answer» C. Sum Term | |
| 59. |
It is a single literal or a logical product (AND) of several literals. |
| A. | SOP |
| B. | POS |
| C. | Literal |
| D. | Product Term |
| Answer» E. | |
| 60. |
A circuit in which connections to both AND and OR arrays can be programmed is called |
| A. | RAM |
| B. | ROM |
| C. | PAL |
| D. | PLA |
| Answer» B. ROM | |
| 61. |
Logic X-OR operation of (4ACO)H & (B53F)H results |
| A. | AACB |
| B. | 0000 |
| C. | FFFF |
| D. | ABCD |
| Answer» D. ABCD | |
| 62. |
In order to implement a n variable switching function, a MUX must have |
| A. | 2^n inputs |
| B. | 2^n + 1 inputs |
| C. | 2^(n-1) inputs |
| D. | 2^n - 1 inputs |
| Answer» B. 2^n + 1 inputs | |
| 63. |
The absorption law in Boolean algebra says that |
| A. | X + x = x |
| B. | X. x = x |
| C. | X + x . y = x |
| D. | None of the above |
| Answer» D. None of the above | |
| 64. |
A latch is constructed using two cross-coupled |
| A. | AND and OR gates |
| B. | AND gates |
| C. | NAND and NOR gates |
| D. | NAND gates |
| Answer» E. | |
| 65. |
A full-subtractor is a combinational circuit that performs ______subtraction. |
| A. | 3-bit |
| B. | 2-bit |
| C. | N-bit |
| D. | None of the above |
| Answer» B. 2-bit | |
| 66. |
Which of the following is the most powerful parser? |
| A. | SLR |
| B. | LALR |
| C. | Canonical LR |
| D. | Operator precedence |
| Answer» D. Operator precedence | |
| 67. |
A Karnaugh map (K-map) is an abstract form of ____________ diagram, organized as a matrix of squares, |
| A. | Venn Diagram |
| B. | Cycle Diagram |
| C. | Block diagram |
| D. | Triangular Diagram |
| Answer» B. Cycle Diagram | |
| 68. |
The K-map based Boolean reduction is based on the following Unifying Theorem:A + A = 1 |
| A. | Impact |
| B. | Non Impact |
| C. | Force |
| D. | None of the above |
| Answer» C. Force | |
| 69. |
The prime implicant, which has at least one element that is not present in any other implicant, is known as________________________. |
| A. | Essential Prime Implicant |
| B. | Implicant |
| C. | Complement |
| D. | All of the Above |
| Answer» B. Implicant | |
| 70. |
Each group of adjacent Minterms (group size in powers of twos) corresponds to a possible product term of the given_____________________. |
| A. | Function |
| B. | Value |
| C. | Set |
| D. | None of the above |
| Answer» B. Value | |
| 71. |
How to find the Simplest SOP expression? |
| A. | Circle all odd implicants on the K-map. |
| B. | Identify and delete all essential prime implicants for the cover. |
| C. | Select a maximum subset of the remaining prime implicants to complete the cover, that is, to cover those Minterms not covered by the essential prime implicants. |
| D. | None of the above |
| Answer» E. | |
| 72. |
When one of the inputs of two-input XOR gates is Logic Low, the output will be the_________as the other input. |
| A. | Same |
| B. | Different |
| C. | Common |
| D. | All the above |
| Answer» B. Different | |
| 73. |
Logic gates are widely used in _______________ design, and therefore are available in IC form. |
| A. | Circuit |
| B. | Digital |
| C. | Analog |
| D. | Block |
| Answer» C. Analog | |
| 74. |
In case of XOR/XNOR simplification, you have to look for the following |
| A. | Diagonal Adjacencies |
| B. | Offset Adjacencies |
| C. | Straight Adjacencies |
| D. | Both a and b |
| Answer» E. | |
| 75. |
Using a______________, and by interchanging input and output entries, you can design a Gray to binary code converter. |
| A. | Last table |
| B. | Truth Table |
| C. | K- Map |
| D. | None of the above |
| Answer» C. K- Map | |
| 76. |
An AND matrix is used to form _____________ terms. |
| A. | Minimum |
| B. | Maximum |
| C. | Product |
| D. | Sum |
| Answer» D. Sum | |