Q. When signed numbers are used in binary arithmetic, which of the following has unique representation for zero?

View solution

Q. Which of the following characteristics is not true for TTL Logic?

View solution

Q. In 8085 microprocessor, an interrupt service request is serviced

View solution

Q. Which interrupts are masked?

View solution

Q. Assertion (A): A high density IC has more diodes, transistors and resistors per unit surface area.

Reason (R): A high density IC can handle high voltages.

View solution

Q. CMOS is extensively used in

View solution

Q. Four MSI TTL 4-bit ripple counters are cascaded to form a 16-bit binary counter. Its propagation delay is about __________ nanoseconds.

View solution

Q. The Boolean function A + BC is reduced form of

View solution

Q. To convert JK flip flop to D flip flop

View solution

Q. Read cycle is always followed by (during instructions execution)

View solution

Q. Semiconductor ROM's are sometimes preferred to semiconductor RAM's because

View solution

Q. RAMs can be built with bipolar or CMOS transistor RAMs that are not possible with bipolar transistors are

View solution

Q. RS latch can be built with

View solution

Q. In D-type FF, Preset (Pr) and clear (Clr) inputs are called

View solution

Q. Which memory is available in all technologies?

View solution

Q. 100101.1011₂ = __________ .

View solution

Q. An XOR gate with 6 variables is as follows A ⊕ B ⊕ C ⊕ D ⊕ E ⊕ F. The number of minterms in the Boolean expression is

View solution

Q. Periodic recharging of the memory cells at regular intervals of 3 to 8 millisecond is required in a

View solution

Q. The frequency of the driving network connected between pins 1 and 2 of a 8085 chip must be

View solution

Q. Assertion (A): Divide-64 counter is a Mod-64 counter and divides the input frequency by 64

Reason (R): A Mod 64 counter can be obtained by cascading Mod 16 and Mod 4 counters.

View solution