MCQOPTIONS
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MCQOPTIONS
This section includes 409 Mcqs, each offering curated multiple-choice questions to sharpen your Arithmetic Ability knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
In sand casting, the volumetric size of the pattern is |
| A. | the same size as |
| B. | bigger than |
| C. | None of above |
| D. | smaller than the cast part |
| Answer» C. None of above | |
| 52. |
If f : {a, b}* —> (a, b}* be given by f (n) = ax for every value of n ∈ (a, b}, then f is |
| A. | one to one and onto |
| B. | one to one not onto |
| C. | not one to one and onto |
| D. | not one to one and not onto |
| Answer» C. not one to one and onto | |
| 53. |
For which of the following application, regular expressions cannot be used ? |
| A. | Designing compilers |
| B. | Designing computers |
| C. | Developing computers |
| D. | Both ( and ( |
| Answer» E. | |
| 54. |
The type of metallurgy in which elemental metal is extracted from the mineral in which it is found is called ___________. |
| A. | extractive metallurgy |
| B. | hydrometallurgy |
| C. | electrometallurgy |
| D. | pyrometallurgy |
| Answer» E. | |
| 55. |
Which one of the following methods produces gear by generating process |
| A. | Casting |
| B. | Hobbing |
| C. | Milling |
| D. | Punching |
| Answer» C. Milling | |
| 56. |
A feeler gauge is used to check |
| A. | Surface roughness |
| B. | Screw pitch |
| C. | Thickness of clearance |
| D. | Unsymmetrical shape |
| Answer» D. Unsymmetrical shape | |
| 57. |
The property of a material which enable it to resist fracture due to high impact loads is known as |
| A. | Endurance |
| B. | Elasticity |
| C. | Toughness |
| D. | Strength |
| Answer» D. Strength | |
| 58. |
Frames of 1000 bits are sent over a 10^6 bps duplex link between two hosts. The propagation time is 25ms. Frames are to be transmitted into this link to maximally pack them in transit (within the link). What is the minimum number of bits (i) that wil |
| A. | i=3 |
| B. | i=2 |
| C. | i=5 |
| D. | i=4 |
| Answer» D. i=4 | |
| 59. |
Processes used to reduce metal ores or to refine metals that are based on the process of electrolysis are collectively referred to as __________. |
| A. | hydrometallurgy |
| B. | pyrometallurgy |
| C. | calcination |
| D. | electrometallurgy |
| Answer» E. | |
| 60. |
TII stands for |
| A. | table of information instructions |
| B. | Table of incomplete instructions |
| C. | translation of information instruction |
| D. | translation of instructions information |
| Answer» C. translation of information instruction | |
| 61. |
Which string recognize it ? |
| A. | a a (b a* b a (b a* a |
| B. | (a a (b a* * (b b* a |
| C. | None of these |
| D. | a b (a b* (a (b a*)* |
| Answer» E. | |
| 62. |
In a token ring network the transmission speed is 10^7 bps and the propagation speed is 200 metres/micro second. The 1-bit delay in this network is equivalent to:In a token ring network the transmission speed is 10^7 bps and the propagation speed is |
| A. | 200 metres of cable. |
| B. | 500 metres of cable. . |
| C. | 50 metres of cable. |
| D. | 20 metres of cable |
| Answer» E. | |
| 63. |
The price of a T.V set worth Rs. 20,000 is to be paid in 20 instalments of Rs. 1000 each. If the rate of interest be 6% per annum, and the first instalments be paid at the time of purchase, then the value of the last instalments covering the interest |
| A. | Rs. 2050 |
| B. | Rs.1050 |
| C. | Rs. 19000 |
| D. | Rs. 3000 |
| Answer» D. Rs. 3000 | |
| 64. |
A person borrowed Rs. 500 at the rate of 5% per annum S.I. What amount will he pay to clear the debt after 4 years ? |
| A. | Rs. 550 |
| B. | Rs. 200 |
| C. | Rs. 700 |
| D. | Rs. 600 |
| Answer» E. | |
| 65. |
A token ring is operated in ______ mode. |
| A. | listen mode |
| B. | Transmit mode |
| C. | all the above |
| D. | by pass mode |
| Answer» D. by pass mode | |
| 66. |
For how many years should Rs. 600 be invested at 10% p.a. in order to earn the same simple interest as is earned by investing Rs. 800 at 12% p.a. for 5 years ? |
| A. | 8 |
| B. | 6 |
| C. | 16 |
| D. | 12 |
| Answer» B. 6 | |
| 67. |
The fractional volume change of the system for the isothermal gas phase reaction, A--> 3B , between no conversion and complete conversion is |
| A. | 1 |
| B. | 0.5 |
| C. | 3 |
| D. | 2 |
| Answer» E. | |
| 68. |
Which of the following is not a key piece of information, stored in single page tableentry, assuming pure paging and virtual memory |
| A. | A bit indicating whether the page is in physical memory or on the disk |
| B. | Frame number |
| C. | None of the above |
| D. | A reference for the disk block that stores the page |
| Answer» E. | |
| 69. |
If the TCP, RTT, is currently 30 msec, and the ACK comes in 26 msec, what is the new RTT value. |
| A. | 28.6 |
| B. | 29 |
| C. | 29.6 |
| D. | 29.84 |
| Answer» D. 29.84 | |
| 70. |
Regular expression corresponding to the state diagram given in the Figure is |
| A. | (1 0 (0 10) 00)* |
| B. | (0 1(1 01)* 00)* |
| C. | (1 0 (1 00) 11)* |
| D. | ,0 1 (1 10) 00)* |
| Answer» C. (1 0 (1 00) 11)* | |
| 71. |
Ductility of material can be defined as |
| A. | Ability to recover its original form |
| B. | Ability to undergo large permanent deformation in compression |
| C. | All of the above |
| D. | Ability to undergo large permanent deformation in tension |
| Answer» C. All of the above | |
| 72. |
If in a closed traverse, the sum of the north latitudes is more than the sum of the south latitudes and also the sum of west departures is more than the sum of the east departures, the bearing of the closing line is in the |
| A. | SE quadrant |
| B. | NE quadrant |
| C. | SW quadrant |
| D. | NW quadrant |
| Answer» B. NE quadrant | |
| 73. |
At high temperatures, carbon can be used as a reducing agent for metal oxides. What is the coefficient of carbon in the balanced equation for the production of manganese and from manganese(II) oxide? |
| A. | 2 |
| B. | 1 |
| C. | 4 |
| D. | 3 |
| Answer» C. 4 | |
| 74. |
The simple interest on Rs. 1820 from march 9, 2003 to may 21, 2003 at 7x1/2% rate will be |
| A. | Rs. 27.30 |
| B. | Rs. 22.50 |
| C. | Rs. 29 |
| D. | Rs. 28.80 |
| Answer» B. Rs. 22.50 | |
| 75. |
Action implementing instruction’s meaning are a actually carried out by |
| A. | Instruction decode |
| B. | Instruction fetch |
| C. | Instruction program |
| D. | instruction execution |
| Answer» E. | |
| 76. |
Euler\'s equation of motion is a statement expressing |
| A. | conservation of energy. |
| B. | conservation of mass. |
| C. | Newton's second law of motion |
| D. | Newton's first law of motion. |
| Answer» C. Newton's second law of motion | |
| 77. |
Metal in machining operation is removed by |
| A. | Distortion of metal |
| B. | Tearing chips |
| C. | Cutting the metal across a zone |
| D. | Shearing the metal across a zone |
| Answer» E. | |
| 78. |
Consider the join of a relation R with relation S. If R has m tuples and S has n tuples,then the maximum size of join is: |
| A. | m n |
| B. | mn |
| C. | 2(m n) |
| D. | (m n)/2 |
| Answer» C. 2(m n) | |
| 79. |
A void in an otherwise homogenous magnetized material presents itself as a point magnetic dipole.This is the basis for: |
| A. | multi frequency eddy current |
| B. | magnetic particle flaw detection |
| C. | de-magnetization |
| D. | para-magnetism |
| Answer» B. magnetic particle flaw detection | |
| 80. |
Which of the following directory structures is most suitable for the purpose of sharing of the files? |
| A. | free structure |
| B. | Single block |
| C. | cyclic graph structured |
| D. | record structured |
| Answer» D. record structured | |
| 81. |
Gulshan Kumar borrows Rs. 300 at 5% and Rs. 450 at 6% at the same time and on the condition that the whole loan will be prepaid when the total interest amounts to Rs. 126. The loan will have to be repaid after how many years ? |
| A. | 3 |
| B. | 2 |
| C. | 5 |
| D. | 4 |
| Answer» B. 2 | |
| 82. |
Regular expression (a | b ) (a | b) denotes the set |
| A. | { a, b, ba, bb } |
| B. | { a, b, ab, aa } |
| C. | { aa, ab, ba, bb } |
| D. | { a, b } |
| Answer» D. { a, b } | |
| 83. |
Pick up the wrong statement? A refrigent should have |
| A. | High boiling point |
| B. | Low specific heat of liquid |
| C. | Higher critical temperature |
| D. | High latent heat of vaporization |
| Answer» B. Low specific heat of liquid | |
| 84. |
Suppose that the TCP congestion window in set to 18 KB and at time out occurs. How big will the window be if the next five transmission bursts are all successful |
| A. | 16KB |
| B. | 8KB |
| C. | 18KB |
| D. | 32KB |
| Answer» B. 8KB | |
| 85. |
The physical location of a record is determined by a mathematical formula that transformsa file key into a record location is : |
| A. | Hashed File |
| B. | B-Tree File |
| C. | Sequential file. |
| D. | Indexed File |
| Answer» B. B-Tree File | |
| 86. |
Page fault frequency in an operating system is reduced when the |
| A. | size of pages is reduced |
| B. | processes tend to the I/O-bound |
| C. | locality of reference is applicable to the process |
| D. | processes tend to be CPU-bound |
| Answer» D. processes tend to be CPU-bound | |
| 87. |
A table joined with itself is called |
| A. | Self Join |
| B. | Join |
| C. | Equi Join |
| D. | Outer Join |
| Answer» B. Join | |
| 88. |
All of the following support random access except for |
| A. | variable portion scheme of memory |
| B. | Contiguous file allocation |
| C. | linked allocation method |
| D. | array |
| Answer» D. array | |
| 89. |
An instance of relational schema R (A, B, C) has distinct values of A including NULLvalues. Which one of the following is true? |
| A. | A is not a candidate key |
| B. | A is a candidate key |
| C. | Both (A) and (C) |
| D. | A is a primary Key |
| Answer» B. A is a candidate key | |
| 90. |
If ∑ = {a, b, d, e, f } then number of strings in ∑ of length 4 such that no symbol is used more than once in a string is |
| A. | 360 |
| B. | 35 |
| C. | 320 |
| D. | 49 |
| Answer» B. 35 | |
| 91. |
Prabhat took a certain amount as a loan from bank at the rate of 8% p.a. S.I. and gave the same amount to ashish as a loand at the rate of 12% p.a. If at the end of 12 years. He made a profit of Rs. 320 in the deal, what was the original amount ? |
| A. | Rs. 3000 |
| B. | Rs. 2000 |
| C. | None of these |
| D. | Rs. 4000 |
| Answer» D. Rs. 4000 | |
| 92. |
The adjustment of horizontal cross hair is required particularly when the instrument is used for |
| A. | prolonging a straight line |
| B. | leveling |
| C. | all of the above |
| D. | measurement of horizontal angles |
| Answer» C. all of the above | |
| 93. |
A thermal process that causes reactions between an ore and the atmosphere of the furnace is called __________. |
| A. | roasting |
| B. | calcining |
| C. | slag |
| D. | smelting |
| Answer» B. calcining | |
| 94. |
Prime structural disadvantage of P/M products |
| A. | Porosity |
| B. | Low density |
| C. | None |
| D. | High damping capacity |
| Answer» B. Low density | |
| 95. |
If the packets size is 1KB and the channel capacity is 109 bits/sec, what is the transmission time? |
| A. | 10 micro sec |
| B. | 6 micro sec |
| C. | cannot be calculated |
| D. | 8 micro sec |
| Answer» E. | |
| 96. |
Which of the following transport layer protocol is used to support electronic mail? |
| A. | IP |
| B. | SMTP |
| C. | UDP |
| D. | TCP |
| Answer» C. UDP | |
| 97. |
The threads may share all of the following except |
| A. | open files |
| B. | Address space |
| C. | PC |
| D. | signals |
| Answer» D. signals | |
| 98. |
The response time of a process may be improved in which of the following scheduling algorithms? |
| A. | HRRN |
| B. | FCFS |
| C. | priority |
| D. | Round Robin |
| Answer» E. | |
| 99. |
The subnet mask of a class C address is 255.255.255.254, then how many subnets and how many systems per subnet are possible? |
| A. | 1254 |
| B. | 64,2 |
| C. | 128,0 |
| D. | 0,0 |
| Answer» D. 0,0 | |
| 100. |
In a ferromagnetic material, a region where all the \"atomic moments\" are aligned parallel to each otheris called a: |
| A. | confederation |
| B. | magnetic zone |
| C. | magnetic junta |
| D. | domain |
| Answer» E. | |