Explore topic-wise MCQs in Advanced Machining.

This section includes 2460 Mcqs, each offering curated multiple-choice questions to sharpen your Advanced Machining knowledge and support exam preparation. Choose a topic below to get started.

751.

What is hebb’s rule of learning

A. the system learns from its past mistakes
B. the system recalls previous reference inputs & respective ideal outputs
C. the strength of neural connection get modified accordingly
D. none of the mentioned
Answer» D. none of the mentioned
752.

The cell body of neuron can be analogous to what mathamatical operation?

A. summing
B. differentiator
C. integrator
D. none of the mentioned
Answer» B. differentiator
753.

The gas fired pit furnace is used for tempering and normalizing.

A. True
B. False
Answer» B. False
754.

The gas pit fire furnace is fired with gun powder.

A. True
B. False
Answer» C.
755.

Large compositional change occurs in the charge while using the Gas pit furnace.

A. True
B. False
Answer» B. False
756.

High atmosphere circulation is attained in a pit furnace.

A. True
B. False
Answer» B. False
757.

Non-defective term has the same meaning as Nonconforming.

A. True
B. False
Answer» C.
758.

Which of these is true?

A. \(n=(\frac{L}{\delta})^2 p(1-p)\)
B. \(n=(\frac{L}{\delta})^2 p(1-np)\)
C. \(n=(\frac{L}{\delta})^2 (1-p)\)
D. \(n=(\frac{L}{\delta})^2 p(1+p)\)
Answer» B. \(n=(\frac{L}{\delta})^2 p(1-np)\)
759.

If δ is the magnitude of the process shift, n must specify __________

A. \(\delta=nL\sqrt{\frac{pn(1-p)}{n}}\)
B. \(\delta=nL\sqrt{\frac{p(n-p)}{n}}\)
C. \(\delta=L\sqrt{\frac{p(1-p)}{n}}\)
D. \(\delta=L\sqrt{\frac{np(1-np)}{n}}\)
Answer» D. \(\delta=L\sqrt{\frac{np(1-np)}{n}}\)
760.

Which of these is not one of the parameters which need to be specified for fraction nonconforming control charts?

A. Sample Size
B. Frequency of sampling
C. Width of control limits
D. Units to be produced
Answer» E.
761.

The control limits for p-chart found from the use of estimated unknown fraction non conforming, are regarded as __________

A. Final limits
B. Concluded limits
C. Trial limits
D. Absolute limits
Answer» D. Absolute limits
762.

If the sample size for a p-chart is 50 and the value for the center line of the chart is 0.2313, what will be the value of the LCL of the chart?

A. 0.4108
B. 0.0524
C. 0.0762
D. 0.0389
Answer» C. 0.0762
763.

Even if the process is in control according to p-chart and the fraction nonconforming is too high, it states that _________

A. The process is not stable
B. The process is stable but there are no operator controllable problems
C. The process is stable but there are some operator controllable problems
D. The process is out of control
Answer» C. The process is stable but there are some operator controllable problems
764.

The UCL for any p chart, when the standard values are not given, for 3 sigma limits, is written as ____

A. UCL=\(\bar{p}+\sqrt[3]{\frac{\bar{p}(1+\bar{p})}{n}}\)
B. UCL=\(\bar{p} – \sqrt{\frac{\bar{p}(1-\bar{p})}{n}}\)
C. UCL=\(\bar{p}+\sqrt[3]{\frac{\bar{p}(1-\bar{p})}{n}}\)
D. UCL=\(\bar{p}-\sqrt[3]{\frac{\bar{p}(1-\bar{p})}{n}}\)
Answer» D. UCL=\(\bar{p}-\sqrt[3]{\frac{\bar{p}(1-\bar{p})}{n}}\)
765.

LCL for any p chart when the standard values are given are ________

A. LCL=\(p+\sqrt[3]{\frac{p(1-p)}{n}}\)
B. LCL=\(p+3 \sqrt{\frac{p(1-p)}{n}}\)
C. LCL=\(p-3\sqrt[3]{\frac{p(1-p)}{n}}\)
D. LCL=\(p-\sqrt{\frac{p(1-p)}{n}}\)
Answer» E.
766.

The value of L=3 in the genera model of control limits for a Shewhart control chart, explains ____________

A. There are 3 sigma limits taken
B. There are 3 quality characteristics
C. There are 6 quality characteristics
D. There are 6 sigma limits taken
Answer» B. There are 3 quality characteristics
767.

Which of these gives a correct equation for the general model for Shewhart control chart for a “w” quality characteristic statistic?

A. UCL = μw + Lσw
B. UCL = μw – Lσw
C. LCL = μw + Lσw
D. LCL = μw + σw
Answer» B. UCL = μw – Lσw
768.

Which of the following is the IaaS service provider?

A. EC2
B. EC1
C. EC10
D. Hybrid
Answer» B. EC1
769.

CaaS stands for _____________ as service.

A. Compliance
B. Computer
C. Community
D. Communication
Answer» E.
770.

The three different service models are together known as the _____ model of cloud computing.

A. SPI
B. SIP
C. CPI
D. All of the mentioned
Answer» B. SIP
771.

How many types of service model are mainly present in Cloud?

A. 1
B. 2
C. 3
D. 4
Answer» D. 4
772.

_______ is a complete operating environment with applications, management, and user interface.

A. IaaS
B. SaaS
C. PaaS
D. All of the mentioned
Answer» C. PaaS
773.

Which of the following provides development frameworks and control structures?

A. IaaS
B. SaaS
C. PaaS
D. All of the mentioned
Answer» D. All of the mentioned
774.

_______ provides virtual machines, virtual storage, virtual infrastructure, and other hardware assets.

A. IaaS
B. SaaS
C. PaaS
D. All of the mentioned
Answer» B. SaaS
775.

Which of the following is owned by an organization selling cloud services?

A. Public
B. Private
C. Community
D. Hybrid
Answer» B. Private
776.

“Semantics-aware” signatures automatically generated by Nemean are based on traffic at which two layers?

A. Application layer and Transport layer
B. Network layer and Application layer
C. Session layer and Transport layer
D. Application layer and Session layer
Answer» E.
777.

IDS follows a two-step process consisting of a passive component and an active component. Which of the following is part of the active component?

A. Inspection of password files to detect inadvisable passwords
B. Mechanisms put in place to reenact known methods of attack and record system responses
C. Inspection of system to detect policy violations
D. Inspection of configuration files to detect inadvisable settings
Answer» C. Inspection of system to detect policy violations
778.

One of the most obvious places to put an IDS sensor is near the firewall. Where exactly in relation to the firewall is the most productive placement?

A. Inside the firewall
B. Outside the firewall
C. Both inside and outside the firewall
D. Neither inside the firewall nor outside the firewall.
Answer» B. Outside the firewall
779.

A false positive can be defined as ________

A. An alert that indicates nefarious activity on a system that, upon further inspection, turns out to represent legitimate network traffic or behavior
B. An alert that indicates nefarious activity on a system that is not running on the network
C. The lack of an alert for nefarious activity
D. Both An alert that indicates nefarious activity on a system that, upon further inspection, turns out to represent legitimate network traffic or behavior and An alert that indicates nefarious activity on a system that is not running on the network
Answer» E.
780.

The selected clusters in a clustering sampling are known as ________

A. elementary units
B. primary units
C. secondary units
D. proportional units
Answer» B. primary units
781.

A sample size is considered large in which of the following cases?

A. n > or = 30
B. n > or = 50
C. n < or = 30
D. n < or = 50
Answer» B. n > or = 50
782.

Which of the following is classified as unknown or exact value that represents the whole population?

A. predictor
B. guider
C. parameter
D. estimator
Answer» D. estimator
783.

The cluster sampling, stratified sampling or systematic samplings are types of ________

A. direct sampling
B. indirect sampling
C. random sampling
D. non random sampling
Answer» D. non random sampling
784.

If the distribution of sample and population changes then the mean of Sampling distribution must be equal to ________

A. standard deviation of population
B. variance of population
C. sample of population
D. mean of population
Answer» E.
785.

In sampling distribution what does the parameter k represents ________

A. Sub stage interval
B. Secondary interval
C. Multi stage interval
D. Sampling interval
Answer» E.
786.

If the standard deviation of a population is 50 and the sample size is 16 then the standard deviation of the sampling distribution is ________

A. 11.25
B. 12.25
C. 13.25
D. 14.25
Answer» C. 13.25
787.

The method of selecting a desirable portion from a population which describes the characteristics of whole population is called as ________

A. sampling
B. segregating
C. dividing
D. implanting
Answer» B. segregating
788.

In systematic sampling, population is 240 and selected sample size is 60 then sampling interval is ________

A. 240
B. 60
C. 4
D. 0.25
Answer» D. 0.25
789.

If the mean of population is 29 then the mean of sampling distribution is __________

A. 29
B. 30
C. 21
D. 31
Answer» B. 30
790.

A radio link has 15 W transmitter connected to an antenna of 2.5 m2 effective aperture at 5 GHz. The receiving antenna has an effective aperture of 0.5 m2 and is located at a 15 Km line of sight distance from transmitting antenna. Assuming lossless, matched antennas, the power delivered to the receiver is:

A. 20 µW
B. 15 µm
C. 23 µm
D. 25 µm
Answer» D. 25 µm
791.

The directivity of an antenna in terms of the aperture efficiency and operating wavelength is given by:

A. 4πAe/λ2
B. 2πAe/λ2
C. πAe/λ2
D. None of the mentioned
Answer» B. 2πAe/λ2
792.

Effective aperture in terms of beam area and operating wavelength is given by the relation:a) λ2/ ΩAb) ΩA / λ2c) λ2× ΩAd) No such relationship exists 8.________ of an antenna is defined as the ratio of the induced voltage to the incident electric field.

A. λ2/ ΩAb) ΩA / λ2c) λ2× ΩAd) No such relationship exists 8.________ of an antenna is defined as the ratio of the induced voltage to the incident electric field.a) Effective height
B. ΩA / λ2c) λ2× ΩAd) No such relationship exists 8.________ of an antenna is defined as the ratio of the induced voltage to the incident electric field.a) Effective heightb) Gain
C. λ2× ΩAd) No such relationship exists 8.________ of an antenna is defined as the ratio of the induced voltage to the incident electric field.a) Effective heightb) Gainc) Directivity
D. No such relationship exists 8.________ of an antenna is defined as the ratio of the induced voltage to the incident electric field.a) Effective heightb) Gainc) Directivityd) LossView Answer
Answer» B. ΩA / λ2c) λ2× ΩAd) No such relationship exists 8.________ of an antenna is defined as the ratio of the induced voltage to the incident electric field.a) Effective heightb) Gain
793.

The half power beam width of an antenna in both θ and φ are 400 each. Then the gain of the antenna is:

A. 23
B. 25
C. 14
D. 27
Answer» C. 14
794.

As the beam area of an antenna decreases, the directivity of the antenna:

A. Increases
B. Decreases
C. Remains unchanged
D. Depends on the type of the antenna
Answer» B. Decreases
795.

The input impedance of the follower stage is ____________ than that of a CG stage.

A. greater
B. lesser
C. equal
D. cannot be compared
Answer» B. lesser
796.

The output impedance of follower is less than that of a degenerated CS stage.

A. True
B. False
Answer» B. False
797.

Can the voltage gain of a follower stage be equal to 1?

A. Yes, by increasing the transconductance
B. No
C. Yes, by modifying the bias voltage
D. Yes, by modifying the bias current
Answer» C. Yes, by modifying the bias voltage
798.

Can the voltage gain of a follower stage be greater than 1?

A. Yes, by changing the transconductance
B. No
C. Yes, by changing the bias current
D. Yes, by changing the supply rail
Answer» C. Yes, by changing the bias current
799.

If g is the transconductance, r is the resistance due to channel length modulation and if only M3 and M2 has channel length modulation, what is the total voltage gain?

A. R/ g * {(1 + gr)* R + R} || R * R / {(1/g || r) + R
B. R/ (1/g) * g * {(1 + gr)* R + R} || R * {(1/g || r) + R
C. R/ (1/g + R) * g * {(1 + gr)* R + R} || R * R / {(1/g || r) + 3R
D. {(R || 1/g || r) / (1/g + (R || 1/g || r)} * g * [{(1 + gr)* (R || 1/g || r) + (R || 1/g || r)} ||R] * R / {(1/g || r) + R
Answer» E.
800.

If g is the transconductance, r is the resistance due to channel length modulation and if M2 and M1 has channel length modulation but M3 doesn’t, what is the total voltage gain for only M2?

A. g * {(1 + gr)* (R || 1/g || r) + (R || 1/g || r)} || R
B. g * {(1 + gr)* R + R} || 4R
C. g * {(1 + gr)* R + 3R} || 4R
D. g * {(1 + 2gr)* R + R} || 4R
Answer» B. g * {(1 + gr)* R + R} || 4R