CS-302 Quiz Preparation Virtual University With Answers

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CS-302 Quiz Preparation Virtual University

Sr. # Questions Answers Choice
1 NOR gate is formed by connecting _________ OR Gate and then NOT Gate NOT Gate and then OR Gate AND Gate and then OR Gate OR Gate and then AND Gate
2 Excess-8 code assigns _______ to “+7” 0000 1001 1000 1111
3 Smallest unit of binary data is a ________ Bit Nibble Byte Word
4 In asynchronous transmission when the transmission line is idle, _________ It is set to logic low Remains in previous state It is set to logic high State of transmission line is not used to start transmission
5 In ________ outputs depend only on the current state Mealy machine Moore Machine State Reduction table State Assignment table
6 A transparent mode means _____________. The changes in the data at the inputs of the latch are seen at the output The changes in the data at the inputs of the latch are not seen at the output Propagation Delay is zero (Output is immediately changed when clock signal is applied) Input Hold time is zero (no need to maintain input after clock transition)
7 RCO Stands for _________ Reconfiguration Counter Output Reconfiguration Clock Output Ripple Counter Output Ripple Clock Output
8 The low to high or high to low transition of the clock is considered to be a(n) ________. State Edge Trigger One-shot
9 If the S and R inputs of the gated S-R latch are connected together using a ______gate then there is only a single input to the latch. The input is represented by D instead of S or R (A gated D-Latch) AND OR NOT XOR
10 The _______ Encoder is used as a keypad encoder. 2-to-8 encoder 4-to-16 encoder BCD-to-Decimal Decimal-to-BCD Priority
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