Microcontrollers & Applications Test Questions Start Creating PDF

MCQ: Which flags of status register are most likely to get affected by the single-cycle increment and decrement instructions?

1. P Flags
2. C Flags
3. OV Flags
4. Z Flags

MCQ: Where is the result stored after an execution of increment and decrement operations over the special - purpose registers in PIC?

1. File Register
2. Working Register
3. Both a & b
4. None of the above

MCQ: Which instruction is applicable to set any bit while performing bitwise operation settings?

1. bcf
2. bsf
3. Both a & b
4. None of the above

MCQ: What does the 'program idata' section of data memory contain in C-18 Compiler?

1. statically assigned/allocated initialized user variables
2. statically assigned /allocated uninitialized user variables
3. only executable instructions
4. variables as well as constants

MCQ: In which aspects do the output functions specified in stdio.h differ from ANSI specified versions?

1. Provision of MPLAB specific extensions
2. Floating-point Format Support
3. Data in Program Memory
4. All of the above

MCQ: Which command-line option of compiler exhibits the banner comprising overall number of errors, messages, warnings and version number after an accomplishment of the compilation process?

1. help
2. verbose
3. overlay
4. char

MCQ: Which among the below assertions represent the salient features of PIC in C-18 compiler?

1. Transparent read/ write access to an external memory
2. Provision of supporting an inline assembly during the necessity of an overall control
3. Integration with MPLAB IDE for source-level debugging
4. All of the above

MCQ: Which register/s should set the SPEN bit in order to configure RC7/RX/DT pins as DT (data lines)?

1. TXSTA
2. RCSTA
3. Both a & b
4. None of the above

MCQ: Which bit plays a salient role in defining the master or slave mode in TXSTA register especially in synchronous mode?

1. RSRC
2. CSRC
3. SPEN
4. SYNC

MCQ: What is the status of shift clock supply in an USART synchronous mode?

1. Master-internally, Slave-externally
2. Master-externally, Slave-internally
3. Master & Slave (both) - internally
4. Master & Slave (both) - externally