MCA Quiz3- IT 18.10.2024

Name of the Student

Register Number

The flags that are more likely to get affected in status registers by Arithmetic and Logical Unit (ALU) of PIC 16 CXX on the basis of instructions execution are.

• a. Carry( C) Flags
• b. Zero (Z) Flags
• c. Digit Carry (DC) Flags
• d. All of the above

The instruction applicable to set any bit while performing bitwise operation settings is __________

• a. bcf
• b. bsf
• c. both a & b
• d. none of the above

The result stored after an execution of increment and decrement operations over the special - purpose registers in PIC is

• a. File Register
• b. Working Register
• c. Both a & b
• d. none of the above

Which operational feature of PIC allows it to reset especially when the power supply drops the voltage below 4V?

• a. Built-in Power-on-reset
• b. Brown-out reset
• c. Both a & b
• d. None of the above

Which timer/s possess an ability to prevent an endless loop hanging condition of PIC along with its own on-chip RC oscillator by contributing to its reliable operation ?

• a. Power-Up Timer (PWRT )
• b. Oscillator Start-Up Timer (OST)
• c. Watchdog Timer (WDT)
• d. All of the above

Which among the below mentioned aspect issues are supported by capture/compare/PWM modules corresponding to time in PIC 16F877?

• a. Control
• b. Measurement
• c. Generation of pulse signal
• d. All of the above

Which mode allows to deliver the contents of 16-bit timer into a SFR on the basis of rising/falling edge detection?

• a. Capture Mode
• b. Compare Mode
• c. PWM Mode
• d. MSSP Mode

What among the below specified functions is related to PWM mode?

• a. Generation of an interrupt
• b. Generation of rectangular wave with programmable duty cycle with an user assigned frequency
• c. Variations in the status of an output pin
• d. Detection of an exact point at which the change occurs in an input edge