Wednesday, April 14, 2010


The written test consists of 60 questions which are divided into 4 sections .The total duration of the test is 90 minutes. There is negative marking .

The sectionwise distribution of the questions is as follows:

This section consisting of 15 questions is based on general computer awareness.
In this section:
A correct answer carries 1 mark
1/4 marks will be deducted for a wrong answer.

This section also consists of 15 questions. Questions based on C language are asked.
In this section:
A correct answer carries 1 mark
1/4 marks will be deducted for a wrong answer.

A total of 10 questions based on pointers and structures in C are asked in this section. You can also be asked one or two questions on JAVA also.
In this section:
A correct answer carries 2 marks
1 mark will be deducted for a wrong answer.

This is the aptitude section consisting of 20 questions. Simple maths questions are asked which are very easy. The logical questions asked are similar to the ones given in the Barron's GRE book.
In this section:
A correct answer carries 2 marks
1/2 mark will be deducted for a wrong answer.

· Profile
HCL Technologies offers world class technology solutions for the emerging network centric world. It provides a range of technology and software engineering services including Technology Development Services, Software Engineering Services, Application Engineering Services, Networking Services .
These services are predicated on a rich technology heritage. Experience with the development and application of technologies like Internet and E-Commerce, Embedded software, Networking and telecom protocols, VLSI design etc.
Skills on a wide variety of computing platforms from Open Systems to Enterprise Servers based on mainframes expertise, object oriented and legacy system architecture, methodologies in addition to distinguished R&D background uniquely positions us as a preferred provider of technology and software engineering services in the emerging network centric world.
HCL Technologies has established dedicated offshore software factories with clients such as Bankers Trust (Australia), Lexis Nexis (US) , Southern California Edison (US), A Networking Major (US)
HCL Technologies operates through 29 offices in 14 countries in United States, Europe, Japan, Asia Pacific
The company employs 3300 IT professionals worldwide.
HCL Technologies holds 100% stake in Intelicent (former HCL James Martin Inc.), a US based methodology consulting led Services Company. The company also has a 100% subsidiary in India, HCL Comnet Systems and Services Ltd, which provides networking services.

For more information about this company visit their homesite at

HCL System Software Sample Test Paper -1
Section 1- General Computer Concepts
1. Piggy backing is a technique for
a) Flow control b) Sequence c) Acknowledgement d) retransmition (Ans. (c))

2. In OSI, terminal emulation is done in
(a) sessions layer (b) application layer (c) presentation layer
(d) transport layer (Ans. (b))

3.Bit parity check, when performed on a byte ,can catch
a)odd number of errors b)even number of errors c)any number of errors
d)none of the above (Ans. (a))

4. In signed magnitude notation what is the minimum value that can be represented with 8 bits
(a) -128 (b) -255 (c) -127 (d) 0 (Ans. (a))

5. For 1 MB memory, the number of address lines required,
(a) 11 (b) 16 (c) 20 (d) 24 (Ans. (c))

6.For a 25 MHz 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 secs (Ans. (a))

7. Semaphore is used for
(a) synchronization (b) dead-lock avoidence (c) both a and b (d) none (Ans. (a))

8. 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 above (Ans: (a))

9.Virtual address are translated to physical address by
(a) the process (b) operating system (c) MMU (d) All of the above
(e) None of the above (ans. (c))

10.Convert the hexadecimal number 0xFEDB to the octal (ans.77333)

11. OLE is a mechanism
a) in UNIX for network communication b) in INTERNET for communication between nodes
c) for communication between processes in a NT system
d) used as a network layer protocol in NT & Windows systems (ans. (d))

12. An internet IP address of a node
a) has to be unique only for the domain of the node
b) has to be unique in the node’s sub-network
c) has to be unique in the country in which the node is present
d) none of the above (ans. (b))

13. There is an employee table with key fields as employer in every not row are needed for a sample.
Which of the following queries will get required results.
Select A employee no. from employee A , where exists (select (max (emp_no)))from employee B where
A employee no. >= B employee having (count(*) mod n)=0
Select employee no. from employee A, employee B where A. employee no.>=B employ by employee no.having(count(*) mod n)=0 )
c) both a& b d)none of the above (ans. (d))

14. Type duplicates of a row in a table customer with non-unique key field customer no. Can use
a) Delete from customer where customer no. Exists(select distinct customer no. from customer having count)
delete customer a where customer no. in (select cust_no from customer b where a.cust_no=b.cust_no)
and a.rowid>b.rowid
delete customer a where custermor no. in ( select customer no. from customer a, customer b group by
a.cust_no having (count(*)>1) and a.rowid>b.rowid);
d) none of the above (ans. (d))

15.which of the following is a feature of the ANSI C language and not present in Java?
a)forward referencing b)variable length argument lists c)volatile modifier d)none of the above (ans. (b)

HCL - Model Mathematical Questions

1. S 1=={1,2,3,4}, S 2 =={A,B.C……….Z},S 3=={……………},(S1*S2)U S3==?

2. 8*7=B,how much is 6*9== ?

3. 4 to 5 questions on simplifying complex nos. equations

4. Sphere of radius 4.5 cm is divide in three spheres ,two have radius 1.5 and 2 cm,find the other ones?

5. If COMPLEX == 81,and……how much is ANALYSE==?? 2-3 questions based on similar pattern

6. Two taps a and b fill up a cistern in 2 and3 hrs ,at wat time should b be clsed if the tank cistern is filled up in 17 minutes?

7. A doctor checks 5 patients every 3 hrs with abreak of 10 minutes between each two check many he patients he checks in 10 hrs and 15 minutes?

8. no. of diagonals friends if vertices of a octagon are joined?

9. An equilateral triangle is formed by joining the centers of sides of a equilateral triangle.wat is the ratio of area ,s of both the triangles?

10. A can finish the work in 3 days , B can finish the work in double efficiency, can finish with equal efficiency of both A and B.if all work together within how many days will they complete the work?

HCL - Sample Technical Questions

1)TCP is used in which osi layer?

2)what does const*string means?

3)what is dangler pointer?

4)size of long int key?

5)SCSI stands for?

6) What is the addressing mode of this instruction MOV AL, [BX];

a) direct addressing mode
b) register indirect addressing mode

ANS: b (? Check Again)

7) What is the type of file system used in the CD ROM?

8) If we double the clock speed, then?

a) It increases the speed of the processor
b) It increases the speed of the system bus
c) both of the above
D) None

9) Data recovery is done in which layer?

a) physical
b) datalink
c) network
d) transport

10) What is thrashing?

ANS: swapping in and out the pages frequently from memory.

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