____________ is a commonly used input device when more than 8 key are necessary

Related MCQs

• Which of the following statements on DRAM are correct? Page mode read operation is faster than RAS read. RAS input remains active during column address strobe. The row and column addresses are strobed into the internal buffers using RAS and CAS inputs respectively
• ___________ signal prevent the microprocessor from reading the same data more than one
• In 8255A __________ is used for input operation
• The ________ input is used to enable or disable
• The device such as buffer and batches are used as ____________
• The _________ input to 8255A is usually activated by Microprocessor in system
• The ________ input is connected to an output of the address decoder
• The clock signal of frequency upto _____ is supplied to clock input
• In 8279 Strobed input mode, the control line goes low. The data on return lines is strobed in the ___________.
• The ___ bus controller device decodes the signals to produce the control bus signal