HCL Placement Papers

Jun 29th, 2015
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employee having (count(*) mod n)=0 (b) select employee number from employe A, employe B where A employe number>=B employ number group by employee number having(count(*) mod n=0 ) (c) both (a) & (b) (d) none of the above.

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HCL Placement Papers #2Section A 1. Which of the following involves context switch,(a) system call (b) priviliged instruction(c) floating poitnt exception(d) all the above(e) none of the aboveAns: (a)2. In OST, terminal emulation is done in(a) sessions layer (b) application layer (c) presentation layer (d) transport layerAns: (b)3. For a 25MHz processor , what is the time taken by the instruction which needs 3 clock cycles,(a)120 nano secs (b)120 micro secs(c)75 nano secs (d)75 micro secs4. For 1 MB memory, the number of address lines required,(a)11 (b)16 (c)22 (d) 24Ans. (b)5. Semaphore is used for(a) synchronization (b) dead-lock avoidence(c) box (d) noneAns. (a)6. Which holds true for the following statementclass c: public A, public Ba) 2 member in class A, B should not have same nameb) 2 member in class A, C should not have same namec) both d) noneAns. (a)7. Question related to java8. OLE is used ina) inter connection in unixb) interconnection in WINDOWSc) interconnection in WINDOWS NT9. Convert a given HEX number to OCTAL10. Macros and function are related in what aspect?(a)recursion (b)varying no of arguments(c)hypochecking (d)type declaration11.Preproconia.. does not do which one of the following(a) macro(b) conditional compliclation(c) in type checking (d) including load fileAns. (c)12. Piggy backing is a technique fora) Flow control b) Sequence c) Acknowledge

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