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State whether the following statement is true or false regarding advantages of PCM. “In PCM, lead times are large, when compared to that required for hard tooling using traditional means.”
State whether the following statement is true or false about applications of PCM. “Using PCM, very high tempered materials are machined easily.”
State whether the following statement is true or false regarding PCM. “In PCM, etching depth does not depend on the time, a component is immersed in the chemical solution.”
State whether the following statement is true or false regarding Photochemical milling. “Unlike that of CHM, PCM can also be used to create parts.”
Two processes X and Y need to access a critical section. Consider the following synchronization construct used by both the processes Process ? /* other code for process ? */ while(true) { varP = true; while(varQ == true) { /* Critical Section */ varP = false; } } /* other code for process ?? */   Process ? /* other code for process ? */ while(true) { varQ = true; while(varP == true) { /* Critical Section */ varQ = false; } } /* other code for process ? */   Here, varP and varQ are shared variables and both are initialized to false. Which one of the following statements is true?
Consider the following statements.
1. All valid arguments contain only true premises and a true conclusion.
2. Some valid arguments contain only false propositions - false premises and a true conclusion.
3. All valid arguments contain only false propositions all premises are false, conclusion is false as well.
Which of the above statements is correct?
State whether the following statement is true or false regarding the advantages of LBM. “In LBM, difficult to cut machine material can also be machined.”
State whether the following statement is true or false regarding the advantages of CHM. “As there are no stresses induced, machining of delicate parts is possible.”
State whether the following statement is true or false regarding the advantages? “Capital cost of equipment, for machining large components, is relatively high.”
State whether the following statement is true or false regarding the advantages of ECDB. “In ECDB, automation does not contribute to productivity.”