Q. A Read/Write memory chip has a capacity of 64 k bytes. Assuming separate data and address line and availability of chip enable signal, what is the minimum number of pins required in the IC chip?

View solution

Q. SSI refers to ICs with

View solution

Q. In 8085, TRAP is

View solution

Q. The simplest register is

View solution

Q. The hexadecimal number 5 F is equal to binary number

View solution

Q. Which of the following methods is used for solving differential equations numerically?

View solution

Q. Some ADCs are

1. Parallel
2. Updown
3. Single slope
4. Dual slope
5. Successive approximation
6. Stair step

Out of above which ones do not use DAC?

View solution

Q. As compared to TTL, ECL has

View solution

Q. A 16-megabit dynamic random access memory (DRAM) is an integrated circuit capable of storing __________ characters (bytes).

View solution

Q. Decimal number 5436 when converted into 9's complement will become

View solution

Q. What is output 'Z' of an EX-OR gate, whose all inputs are set at A?

View solution

Q. Minimum number of J-K flip-flop needed to construct a BCD counter is

View solution

Q. The following switching functions are to be implemented using a decoder

1. f1 = ∑m (1, 2, 4, 8, 10, 14)
2. f2 = ∑m (2, 5, 9, 15)
3. f3 = ∑m (2, 4, 5, 6, 7)

The minimum configuration of decoder is

View solution

Q. TTL circuit with active pull up is preferred because of its suitability for

View solution

Q. A parity check usually can detect

View solution

Q. Which of the following is 'synchronous'?

View solution

Q. TRAP is __________ whereas RST 7.5, RST 6.5, RST 5.5 are __________ .

View solution

Q. For a binary half subtractor having two inputs A and B the correct sets of logical expressions for the outputs D (A - B) and X = Borrow are

View solution

Q. What is the gray code word for EX-OR the binary number 101011?

View solution

Q. In a positive edge triggered JK flip flop, J = 1, K = 0 and clock pulse is rising Q will

View solution