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Questions by Gitika Babbar

3 votes

2 answers

1

Logic Gates and switching circuits
The gates G1 & G2 in the figure have propagation delays of 10ns and 20ns respectively. If the input Vi makes an abrupt change from logic 0 to 1 at time t=t0 , then what's the output waveform V0 is ? Also please explain how to handle such kinds of questions of waveform?

asked in Digital Logic Jun 14, 2019

4.9k views

1 vote

5 answers

2

Minimization doubt in DIGITAL LOGIC

asked in Digital Logic Jun 14, 2019

2.2k views

0 votes

2 answers

3

Circuit related doubt in digital logic
Given circuit is to be implemented with minimum number of 2 input NAND & NOR Gates.. Tell the minimum number of NAND NOR GATES required.. 1,4 4,1 2,4 None

asked in Digital Logic Jun 11, 2019

477 views

0 votes

4 answers

4

Self doubt DIGITAL LOGIC
Is Y' + Z' same as (YZ)' ? Please explain this concept of compliments..!!

asked in Digital Logic Jun 11, 2019

422 views

0 votes

2 answers

5

Profit and loss Self doubt
The marked price of a table is Rs. 1200, which is 20% above the cost price. It is sold at a discount of 10% on the marked price. Find the profit percent. (a) 10% (b) 8% (c) 7.5% (d) 6% What approach can I use for these type of questions?

asked in Quantitative Aptitude Jun 4, 2019

3.6k views

0 votes

1 answer

6

Self doubt in percentage and mixtures
In a mixture of 80 litres of milk and water, 25% of the mixture is milk. How much water should be added to the mixture so that milk becomes 20% of the mixture? (a) 20 litres (b) 15 litres (c) 25 litres (d) None of these

asked in Quantitative Aptitude Jun 3, 2019

280 views

0 votes

1 answer

7

Self doubt in percentage
In Medical certificate, by mistake a candidate gave his height as 25% more than normal. In the interview panel,he clarified his height was 5 feet 5inches. Find the percentage correction made by the candidate from his stated height to his actual height. 20 28.56 25 None of these

asked in Quantitative Aptitude Jun 3, 2019

487 views

0 votes

1 answer

8

RISC JUMP INSTRUCTION SELF DOUBT
Why can’t we keep target32 address in the 32 bit registers of the RISC instruction? Why is it have to be t J target26 instead of J target32 ?

asked in CO and Architecture May 26, 2019

264 views

0 votes

2 answers

9

machine instructions and addressing modes
A digital computer has memory unit with $24$ bits word.The instruction set consists of $150$ different operations. All instructions have an operation code part and an address part. Each instruction is stored in one word of memory. $Q1$ How many bits are needed for the OP-CODE and ... $2^{16}, 2^{24}$ $2^{16},2^{24}-1$ $\textrm{None of these}$

asked in CO and Architecture May 24, 2019

1.3k views