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MCQOPTIONS
This section includes 2374 Mcqs, each offering curated multiple-choice questions to sharpen your Embedded Systems knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
____ usage of resources within a module is a constraint imposed by software defined radio. |
| A. | Unbounded |
| B. | Bounded |
| C. | Exhaustive |
| D. | Extensive |
| Answer» C. Exhaustive | |
| 52. |
PowerPC is an example for ____ |
| A. | General Purpose Processor |
| B. | Digital Signal Processor |
| C. | Application Specific Integrated Circuit |
| D. | Field Programmable Gate Array |
| Answer» B. Digital Signal Processor | |
| 53. |
Which of the following short-cut key is useful for modifying the 3-dimensional visualization properties? |
| A. | CTRL + 1 |
| B. | CTRL + 5 |
| C. | CTRL + 3 |
| D. | CTRL + 4 |
| Answer» B. CTRL + 5 | |
| 54. |
To modify the properties of an existing entity, it is not necessary to select the item. |
| A. | True |
| B. | False |
| Answer» C. | |
| 55. |
Which command is used to create multiple copies of selected objects in rectangular or polar form? |
| A. | Change |
| B. | Polar copy |
| C. | Array |
| D. | Pedit |
| Answer» D. Pedit | |
| 56. |
Paralytic ileus is a possible postoperative complication. To check for it, which of the following should be done? |
| A. | Monitor renal function |
| B. | Auscultate for bowel sounds every 4 hours |
| C. | Administer antibiotics |
| D. | Observe and monitor patient heart rate |
| Answer» C. Administer antibiotics | |
| 57. |
A patient with a history of heart disease can be put on a prophylactic antibiotic. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 58. |
A preoperative assessment should include all of the following except: |
| A. | Current medication and drugs |
| B. | Psychological aspects |
| C. | Patient knowledge of rehabilitation |
| D. | Age, Weight, Height |
| Answer» D. Age, Weight, Height | |
| 59. |
If a nurse finds that a patient’s abdominal wound has eviscerated, she should ________ |
| A. | Administer antibiotics |
| B. | Position the patient sideways and call for help |
| C. | Attempt to drain the site |
| D. | Cover the site with saline-soaked sterile gauze |
| Answer» E. | |
| 60. |
Immediately after the surgery, the patient is usually shifted to _____________ |
| A. | ICU |
| B. | PACU |
| C. | CCU |
| D. | Recovery room |
| Answer» C. CCU | |
| 61. |
___________ are polymerized to strong solids to be used as binders. |
| A. | Bentonite |
| B. | Fire Clay |
| C. | Epoxy Resins |
| D. | Phenol Formaldehyde |
| Answer» E. | |
| 62. |
____________ is fine pulverized material used as a binder. |
| A. | Water |
| B. | Sodium Silicate |
| C. | Iron Oxide |
| D. | Silica Flour |
| Answer» E. | |
| 63. |
_________________ is a binder that becomes firm at room temperature. |
| A. | Dextrin |
| B. | Pitch |
| C. | Rubber Latex |
| D. | Molasses |
| Answer» D. Molasses | |
| 64. |
How many times is the function recursive_dec_to_bin() called when the following code is executed? |
| A. | 7 |
| B. | 8 |
| C. | 9 |
| D. | 10View Answer |
| Answer» C. 9 | |
| 65. |
What is the space complexity of the recursive implementation used to convert a decimal number to its binary equivalent? |
| A. | O(1) |
| B. | O(n) |
| C. | O(n2) |
| D. | O(logn)View Answer |
| Answer» E. | |
| 66. |
What is the time complexity of the recursive implementation used to convert a decimal number to its binary equivalent? |
| A. | O(1) |
| B. | O(n) |
| C. | O(n2) |
| D. | O(logn)View Answer |
| Answer» E. | |
| 67. |
Consider the following code: Which of the following lines is the base case for the above code? |
| A. | if(n ==0 && len == 0) |
| B. | if(n == 0) |
| C. | if(n ==0 && len == 0) and if(n == 0) |
| D. | if(n == 1)View Answer |
| Answer» D. if(n == 1)View Answer | |
| 68. |
Consider the following recursive implementation used to convert a decimal number to its binary equivalent: Which of the following lines should be inserted to complete the above code? |
| A. | arr[len] = n |
| B. | arr[len] = n % 2 |
| C. | arr[len++] = n % 2 |
| D. | arr[len++] = nView Answer |
| Answer» D. arr[len++] = nView Answer | |
| 69. |
What is the time complexity of the following code used to convert a decimal number to its binary equivalent? |
| A. | O(1) |
| B. | O(n) |
| C. | O(n2) |
| D. | O(logn)View Answer |
| Answer» E. | |
| 70. |
Consider the following iterative code used to convert a decimal number to its equivalent binary: Which of the following lines should be inserted to complete the above code? |
| A. | n– |
| B. | n /= 2 |
| C. | n /= 10 |
| D. | n++View Answer |
| Answer» C. n /= 10 | |
| 71. |
Which of the following is the binary representation of 100? |
| A. | 1010010 |
| B. | 1110000 |
| C. | 1100100 |
| D. | 1010101 |
| Answer» D. 1010101 | |
| 72. |
How is sensitivity analysed in risk estimation? |
| A. | By critical assumptions |
| B. | Chemical assessment |
| C. | Character assessment |
| D. | Personal measurement |
| Answer» B. Chemical assessment | |
| 73. |
Toxicological and epidemiological exposure-response relationship comes under ________ |
| A. | Consequence assessment |
| B. | Chemical assessment |
| C. | Character assessment |
| D. | Co-existence assessment |
| Answer» B. Chemical assessment | |
| 74. |
________ is an example of indirect measurement in exposure assessment. |
| A. | Environmental measurement |
| B. | Personal measurement |
| C. | Biological exposure monitoring |
| D. | Biological effect monitoring |
| Answer» E. | |
| 75. |
Risk assessment includes prioritization of risks, categorization of recommended safeguards. |
| A. | True |
| B. | False |
| Answer» C. | |
| 76. |
Adverse impact analysis is done to assist in judging whether the consequences are great enough to require increased management. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 77. |
The important factors to be considered in the decision making process for ecological risk assessment are ______ |
| A. | Finding thresholds and identifying the potential for irreversible change |
| B. | Chemical analysis |
| C. | Rate of exposure |
| D. | Dose response |
| Answer» B. Chemical analysis | |
| 78. |
Starting torque induced in a three phase induction motor in a direction of rotating magnetic field depends on _________ |
| A. | number of poles squared |
| B. | inverse of number of poles |
| C. | number of poles |
| D. | number of number poles cubic |
| Answer» B. inverse of number of poles | |
| 79. |
The external resistance can be inserted in rotor circuit of _________ |
| A. | wound rotor induction motor |
| B. | slip ring induction motor |
| C. | wound rotor as slip ring induction motor |
| D. | neither of motors |
| Answer» B. slip ring induction motor | |
| 80. |
For a 6-pole three phase squirrel cage induction motor has flux density wave of four poless, then the rotor induced poles will be? |
| A. | 4 |
| B. | 6 |
| C. | 2 |
| D. | 10 |
| Answer» B. 6 | |
| 81. |
In an induction motor, the stator is also known as _________ and the rotor as __________ |
| A. | field winding, armature winding |
| B. | armature winding, field winding |
| C. | armature winding, compensating winding |
| D. | armature winding, interpole winding |
| Answer» B. armature winding, field winding | |
| 82. |
For a slip ring induction motor having leakage impedance of (1+j), the maximum generated emf would be attained at _________ |
| A. | 135° |
| B. | 45° |
| C. | -45° |
| D. | 0° |
| Answer» B. 45° | |
| 83. |
For the three phase induction motor having leakage impedance, the maximum generated emf would be attained at an angle of θ having a purely resistive load is? |
| A. | 90 + θ |
| B. | θ |
| C. | 90 – θ |
| D. | -θ |
| Answer» B. θ | |
| 84. |
In a three phase induction motor of rotor impedance as (0.2+j0.2), rotor current in each phase lags behind the generated emf in that phase to rotor by a power factor angle of _________ |
| A. | 45° |
| B. | 135° |
| C. | 90° |
| D. | 0° |
| Answer» B. 135° | |
| 85. |
In a three phase induction motor, rotor current in each phase lags behind the generated emf in that phase to rotor by a power factor angle of _________ |
| A. | atan(r2/x2) |
| B. | atan(x2/r2) |
| C. | atan(x1/r1) |
| D. | atan(r1/x1) |
| Answer» C. atan(x1/r1) | |
| 86. |
A three phase induction motor is not self starting. |
| A. | True |
| B. | False |
| Answer» C. | |
| 87. |
The simplification of the couple for getting the resultant is done on the basis of the ___________ |
| A. | The clockwise of the anti-clockwise rotation sign convention |
| B. | The simplification is not possible |
| C. | The couple is a vector and thus can’t be simplified |
| D. | The couple is a scalar and can’t be simplified |
| Answer» B. The simplification is not possible | |
| 88. |
Determine the shear force of the beam shown. |
| A. | 450N |
| B. | 50N |
| C. | 40N |
| D. | 45NView Answer |
| Answer» B. 50N | |
| 89. |
Free body diagrams doesn’t play any role in making the calculations on the conditions of the resultants of the body. |
| A. | True |
| B. | False |
| Answer» C. | |
| 90. |
The slope of the shear diagram of the different structure is equal to__________ |
| A. | Rotational moment |
| B. | Bending moment |
| C. | Total weight |
| D. | Distributed load intensity |
| Answer» E. | |
| 91. |
Determine the moment generated at R. |
| A. | 18.75KNm |
| B. | 8.75KNm |
| C. | 1.75KNm |
| D. | 175KNm |
| Answer» B. 8.75KNm | |
| 92. |
The determination of the internal loading in the different structures is usually done so as to___________ |
| A. | Break the structure |
| B. | Know the length |
| C. | Know the diameter |
| D. | Design the structure |
| Answer» E. | |
| 93. |
A compressor is used to bring saturated water vapour initially at 1 MPa up to 17.5 MPa, where the actual exit temperature is 650°C. Find the second-law efficiency. |
| A. | 0.651 |
| B. | 0.751 |
| C. | 0.851 |
| D. | 0.951 |
| Answer» E. | |
| 94. |
Steam enters a turbine at 550°C, 25 MPa and exits at 5 MPa, 325°C at a flow rate of 70 kg/s. Determine the second law efficiency. |
| A. | 0.68 |
| B. | 0.78 |
| C. | 0.88 |
| D. | 0.98 |
| Answer» D. 0.98 | |
| 95. |
The condenser in a refrigerator receives R-134a at 50°C, 700 kPa and it exits as saturated liquid at 25°C. The flow-rate is 0.1 kg/s and air flows in the condenser at ambient 15°C and leaving at 35°C. Find the heat exchanger second-law efficiency. |
| A. | 0.77 |
| B. | 0.87 |
| C. | 0.47 |
| D. | 0.67 |
| Answer» B. 0.87 | |
| 96. |
A heat pump has a COP of 2 using a power input of 2 kW. Its low temperature is To and high temperature is 80°C, with an ambient at To. Find the second law efficiency. |
| A. | 0.11 |
| B. | 0.41 |
| C. | 0.51 |
| D. | 0.31 |
| Answer» E. | |
| 97. |
A steam turbine inlet is at 1200 kPa and 500°C. The actual exit is at 300 kPa having an actual work of 407 kJ/kg. Find its second law efficiency? |
| A. | 0.88 |
| B. | 0.98 |
| C. | 0.78 |
| D. | 0.68 |
| Answer» C. 0.78 | |
| 98. |
As Ta approaches Tr, second law efficiency |
| A. | half |
| B. | first law efficiency |
| C. | zero |
| D. | unity |
| Answer» E. | |
| 99. |
The system is stable if the pole of the z-transform lies inside the unit circle |
| A. | True |
| B. | False |
| Answer» B. False | |
| 100. |
If the z-transform of the system is given byH (z) = a+z-1/1+az-1Where a is real valued: |
| A. | A low pass filter |
| B. | A high pass filter |
| C. | An all pass filter |
| D. | A bandpass filter |
| Answer» D. A bandpass filter | |