Explore topic-wise MCQs in Php.

This section includes 2167 Mcqs, each offering curated multiple-choice questions to sharpen your Php knowledge and support exam preparation. Choose a topic below to get started.

1351.

A plane of symmetry is equivalent to _________ fold alternating axis of symmetry.

A. One
B. Two
C. Three
D. Four
Answer» B. Two
1352.

It is often desirable to supplement probability plots with more formal statistically based goodness-of-fit tests.

A. True
B. False
Answer» B. False
1353.

Diastereomers are

A. Geometrical isomers
B. Mirror images
C. Non-mirror images
D. Unstable molecules
Answer» D. Unstable molecules
1354.

The leading state in 2009 in pounds of milk per dairy cow was?

A. New Mexico
B. California
C. Arizona
D. Wisconsin
Answer» B. California
1355.

When there is an interactive effect of processes on the tolerances, process capability can’t be used for the planning of production processes.$

A. True
B. False
Answer» C.
1356.

Which of the following is a drawback of FM systems?

A. Burst noise
B. Susceptible to atmospheric noise
C. Wider frequency band
D. Poor performance in fading
Answer» D. Poor performance in fading
1357.

The inclusion of gag-coding region improves packaging efficiency by ________

A. 2 fold
B. 6 fold
C. 8 fold
D. 10 fold
Answer» E.
1358.

When 1101 is used to divide 100010010 the remainder is ______

A. 101
B. 11
C. 0
D. 1
Answer» E.
1359.

AI stands for ____________

A. Artificial Intelligence
B. Ambient Intelligence
C. Application Intelligence
D. Ambient Internet
Answer» C. Application Intelligence
1360.

What is the value of permissible stress for steel wire for the diameter of branding wire of 0.5-1.2 mm?

A. 570 NM per m<sup>2</sup>
B. 600 NM per m<sup>2</sup>
C. 650 NM per m<sup>2</sup>
D. 700 NM per m<sup>2</sup>
Answer» C. 650 NM per m<sup>2</sup>
1361.

Which module consists of a pair of Perspex plates?

A. The dialyzer module
B. The recorder module
C. The sampling module
D. Heating bath module
Answer» B. The recorder module
1362.

What will be the value of FEMCB?

A. 66.7
B. -66.7
C. -160
D. 160
Answer» D. 160
1363.

If L { f(t) } = F(s), then L { kf(t) } =

A. F(s)
B. k F(s)
C. Does not exist
D. F(<sup>s</sup>‚ÅÑ<sub>k</sub>)
Answer» C. Does not exist
1364.

A centre of symmetry is equivalent to _________ fold alternating axis of symmetry.

A. One
B. Two
C. Three
D. Four
Answer» C. Three
1365.

At what type of location vibrations are less in the wind turbines?

A. Windward
B. Leeward
C. Downwind location
D. Upwind Location
Answer» D. Upwind Location
1366.

Which of the following materials faces the problem of hot cracking while laser welding?

A. Inco 718
B. Steels
C. Hastelloy
D. Iridium alloys
Answer» E.
1367.

Just after ________ female and male pronucleus are discrete.

A. Fertilization
B. Transformation
C. Microinjection
D. Mitosis
Answer» B. Transformation
1368.

Chemical composition of the lake water is _________

A. Constant
B. Not constant
C. Some times constant
D. Cannot be determined
Answer» B. Not constant
1369.

Which technology is standardized in DRAM for determining the maximum time interval between the refresh cycle?

A. IEEE
B. RAPID
C. JEDEC
D. UNESCO
Answer» D. UNESCO
1370.

It takes approximately _____pounds of skim milk to make one pound of non-fat dry-milk.

A. 10
B. 11
C. 12
D. 20
Answer» C. 12
1371.

Probability plots (when cumulative) are straight line.

A. True
B. False
Answer» B. False
1372.

What is the purpose of inducer in a froth pump?

A. It recirculates air
B. The pressurizes the air
C. Froths are generated
D. It breaks the bubbles
Answer» E.
1373.

Which method is best for series traction motors?

A. Rheostatic armature control
B. Shunted armature control
C. Series parallel control method
D. Any method can be employed
Answer» D. Any method can be employed
1374.

The Indian government is undertaking many efforts for conservation of its wildlife.

A. True
B. False
Answer» B. False
1375.

A 25 KVA transformer is constructed to a turns ratio of N1/N2 = 10. The impedance of primary winding is 3+j5 ohms and of secondary winding is 0.5+j0.8 ohms. What will be the impedance of transformer when referred to primary?

A. 53j + 85 ohms
B. 53 + 85j ohms
C. 3.5 + 5.8j ohms
D. Can’t be calculated
Answer» C. 3.5 + 5.8j ohms
1376.

AM exhibits capture effect characteristics. State whether True or False.

A. True
B. False
Answer» C.
1377.

Retroviral vectors are replication defective.

A. True
B. False
Answer» B. False
1378.

What can be done to make the color comparison better for an optical pyrometer?

A. Better accuracy of telescope
B. Using electrical circuit for control box
C. Inclusion of absorbing screen
D. Using red filter
Answer» E.
1379.

In the implementation of a Multiplier circuit in the system we make use of _______

A. Counter
B. Flip flop
C. Shift register
D. Push down stack
Answer» D. Push down stack
1380.

ICT stands for ____________

A. Internet Communication Technology
B. Industrial Communication Technology
C. Information Communication Technology
D. Information Connect Technology
Answer» D. Information Connect Technology
1381.

What is the value of permissible stress for bronze wire for the diameter of branding wire of 1 mm?

A. 350 NM per m<sup>2</sup>
B. 250 NM per m<sup>2</sup>
C. 300 NM per m<sup>2</sup>
D. 450 NM per m<sup>2</sup>
Answer» B. 250 NM per m<sup>2</sup>
1382.

Which coils are used to permit the channels to enter the calorimeter in the proper sequence?

A. Mixing coils
B. Delay coils
C. Solvaflex coils
D. Phasing coils
Answer» E.
1383.

The mapping of IP frames in SDH/SONET is accomplished in ___________ stages.

A. Four
B. Two
C. Three
D. One
Answer» D. One
1384.

When a molecule has a plane of symmetry, it will be ______________

A. Optically inactive
B. Optically active
C. Both optically active & inactive
D. Enantiomer
Answer» B. Optically active
1385.

At what type of location vibrations are more in the wind turbine?

A. Downwind location
B. Up wind location
C. Windward
D. Leeward
Answer» C. Windward
1386.

Which of the following is the problem on welding heat resistant alloys by laser welding?

A. Brittle welds
B. Hot Cracking
C. Fluidity
D. High power consumption
Answer» B. Hot Cracking
1387.

Which exogenous DNA was introduced into the first transgenic mice created?

A. Lambda
B. M13
C. SV40
D. Agrobacterium
Answer» D. Agrobacterium
1388.

Amino acids comes under _________ impurity.

A. Dissolved impurity
B. Colloidal impurity
C. Dissolved gases
D. Bacterial impurities
Answer» C. Dissolved gases
1389.

Which of the refresh circuit is similar to CBR?

A. software refresh
B. hidden refresh
C. burst refresh
D. distribute refresh
Answer» C. burst refresh
1390.

It takes approximately ____ pounds of skim milk to make a pound of dry curd cottage cheese.

A. 4.3
B. 7.3
C. 7.8
D. 8.6
Answer» C. 7.8
1391.

Which of these is a disadvantage of probability plot?

A. They are not an objective procedure
B. They don’t tell about the defect
C. They are hard to interpret
D. They can’t tell about mean of the data
Answer» B. They don‚Äö√Ñ√∂‚àö√ë‚àö¬•t tell about the defect
1392.

The Positive Displacement Pump has more or less a constant flow regardless of the system pressure or head.

A. True
B. False
Answer» B. False
1393.

By series parallel method of armature control how many different speeds are possible?

A. 4
B. 8
C. 2
D. Infinite
Answer» D. Infinite
1394.

A* is optimal if h(n) is an admissible heuristic-that is, provided that h(n) never underestimates the cost to reach the goal.

A. True
B. False
Answer» B. False
1395.

Which of the following methods used to find the sum of first n natural numbers has the least time complexity?

A. Recursion
B. Iteration
C. Binomial coefficient
D. All of the mentioned
Answer» E.
1396.

Which lake in Northeast India has the world’s only floating National Park?$

A. Dal Lake
B. Loktak Lake
C. Lake Tsomgo
D. Shilloi Lake
Answer» C. Lake Tsomgo
1397.

Cross slip of screw dislocations occurs only on low temperatures.

A. True
B. False
Answer» C.
1398.

A single phase transformer has specifications as 250 KVA, 11000 V/415 V, 50 Hz. What are the values of primary and secondary currents?

A. Primary current = 602.4A, Secondary current = 22.7A
B. Secondary current = 202.7A, Primary current = 602.4A
C. Primary current = 22.7A, Secondary current = 602.4A
D. Primary current = 11.35A, Secondary current = 301.2A
Answer» D. Primary current = 11.35A, Secondary current = 301.2A
1399.

FM uses class______ amplifiers and AM uses class ______ amplifiers.

A. C, C
B. A, C
C. C, A
D. AB, C
Answer» D. AB, C
1400.

To use PostgreSQL, you need to add a the driver library to the classpath.

A. True
B. False
Answer» B. False