Microprocessor Which of the following instruction will never affect the zero flag? DCX Rp XRA R ORA R DCR R DCX Rp XRA R ORA R DCR R ANSWER DOWNLOAD EXAMIANS APP
Microprocessor After RESET 8255 will be in mode 2 mode 0; all ports are input unchanged condition mode 0; all ports are output mode 2 mode 0; all ports are input unchanged condition mode 0; all ports are output ANSWER DOWNLOAD EXAMIANS APP
Microprocessor An I/O processor controls the flow of information between Cache memory and I/O devices Cache and main memory Two I/O devices Main memory and I/O devices Cache memory and I/O devices Cache and main memory Two I/O devices Main memory and I/O devices ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following is not a general purpose peripheral? Programmable interrupt controller Programmable CRT controller Programmable interval timer I/O port Programmable interrupt controller Programmable CRT controller Programmable interval timer I/O port ANSWER DOWNLOAD EXAMIANS APP
Microprocessor While STC instruction executes, no flags will be affected. only carry and zero flags will be affected. only carry flag will be affected. all flags will be affected. no flags will be affected. only carry and zero flags will be affected. only carry flag will be affected. all flags will be affected. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor How many T-states are required for execution of OUT 80H instruction? 13 7 16 10 13 7 16 10 ANSWER DOWNLOAD EXAMIANS APP
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