Electronics and Communication Engineering:: Microprocessors

Consider the following rules about integer constant in C An integer constant must have at least one digit. An integer constant must not have a decimal point. An integer constant may be positive or negative. The default sign is positive. A maximum of one comma or blank is allowed. Which of the above are correct?

A. All
B. 1, 2, 3, 4 only
C 1, 2, 3, 5
D. 2, 3, 4, 5 only

Which of the following is operating system?

B. Ventura
C Java
D. Windows

A modem is connected to PC at

A. serial port
B. parallel port
C SCSI port
D. input port

Assertion (A): The data bus and address bus of 8085 are multiplexed. Reason (R): Multiplexing reduces the number of pins.

A. Both A and R are correct and R is correct explanation of A
B. Both A and R are correct but R is not correct explanation of A
C A is correct R is wrong
D. A is wrong R is correct

Consider the following statements about 'Functions' in C A function can be called any number of times. A function gets called when the function name is followed by a semicolon. The order in which functions are defined in a program and the order in which they are called must be the same. Which of the above statements are correct?

A. All
B. 1 and 2 only
C 1 and 3 only
D. 2 and 3 only

Page 1 of 6