HCL technical questions

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1. Which of the following involves context switch,

(a) system call
(b) priviliged instruction
© floating poitnt exception
(d) all the above
(e) none of the above

Ans: (a)


2. In OST, terminal emulation is done in

(a) sessions layer
(b) application layer
© presentation layer
(d) transport layer

Ans: (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
©75 nano secs
(d)75 micro secs


4. For 1 MB memory, the� number of address lines required,

(a)11
(b)16
©22
(d) 24

Ans. (b)


5. Semaphore is used for

(a) synchronization
(b) dead-lock avoidence
© box
(d) none

Ans. (a)


6. Which holds true for the following statement

���� class c: public A, public B

a) 2 member in class A, B should not have same name
b) 2 member in class A, C should not have same name
c) both
d) none

Ans. (a)


HCL java questions


7. Question related to java


8. OLE is used in

a) inter connection in unix
b) interconnection in WINDOWS
c) interconnection in WINDOWS NT