1. Which block or device does the data compression?

Channel encoder

Source encoder

Modulator

None of the mentioned

2. What is the ASCII value of space?

32

48

96

65

3. How many bytes does a gigabyte have?

1 million bytes

10 million bytes

1 billion bytes

10 billion bytes

4. How many different combinations can be made from a n bit value?

2(n+1)

2(n)

2(n)+1

None of the mentioned

5. What are the advantages of digital circuits?

Less noise

Less interference

More flexible

All of the mentioned

6. Which circuit is called as regenerative repeaters?

Analog circuits

Digital circuits

Amplifiers

A/D converters

7. Which of the following is true for variable names in C?

They can contain alphanumeric characters as well as special characters

It is not an error to declare a variable to be one of the keywords(like goto, static)

Variable names cannot start with a digit

Variable can be of any length

8. Which of the following is not a valid C variable name?

int number;

float rate;

int variable_count;

int $main;

9. Variable name resolution (number of significant characters for the uniqueness of variable) depends on ___________

Compiler and linker implementations

Assemblers and loaders implementations

C language

None of the mentioned

10. All keywords in C are in ____________

LowerCase letters

UpperCase letters

CamelCase letters

None of the mentioned