TCS Computer Science Placement Exam Paper

Will you please provide the Sample Paper of TCS Computer Science Placement Exam ?

[Quick Sam]

Here is the list of few questions of TCS Computer Science Placement Exam Sample Paper which you are looking for .

1) Which is the smallest addressable unit of memory?

a) 1 bit
b) 1 byte
c) 1 word

Answer is 1 bit

2) What is the size of the memory unit, WORD ?

a) CPU specific
b) 1 byte
c) 2 bytes

Answer is CPU specific

3) How many bytes make one Octet ?

a) 2
b) 1
c) 8

Answer is 1

4) Which layer of OSI is responsible for Modulation and Demodulation?

a) Physical layer
b) Data link layer
c) Network layer

Answer is Physical layer

5) In operating systems Which of the following actions trigger context switching ?

a) system call
b) divide by zero exceptions
c) all of the above

Answer is system call

6) No of address lines required for 1 Mega Bytes of memory is

a) 20
b) 10
c) 12

Answer is 20

7) In Open Systems Interconnect model, which of the following layers is responsible for

terminal emulation?

a) Application layer
b) Presentation layer
c) Transport layer

Answer is Application layer

8) What is the minimum value that can be stored in 8 bits using signed int datatype ?

a) -255
b) -128
c) -127

Answer is -128