Which of the following describes the operation of a positive edge-triggered D-type flip-flop?
Options: If both inputs are HIGH, the output will toggle., The output will follow the input on the leading edge of the clock., When both inputs are LOW, an invalid state exists., The input is toggled into the flip-flop on the leading edge of the clock and is passed to the output on the trailing edge of the clock.
. Why ABC is considered electro-mechanical computer?
Options: A) Because it was invented before electronic computers were developed
B) Because there are wheels, drums, bars to rotate and move to produce result
C) Because they use the flow of electrons in different component
D) None of above
An aeroplane is flying horizontally with a velocity of 600 km/h and at a height of 1960 m. When it is vertically at a point A on the ground a bomb is released from it. The bomb strikes the ground at point B. The distance AB is
The MAC (Media Access Control) address of the network card is used in both Ethernet and Token-Ring networks and is essential for communication. What does MAC provide?
Options: A logical address that identifies the workstation, A physical address that is randomly assigned each time the computer is started, A physical address that is assigned by the manufacturer, The logical domain address for the workstation
. Which of the following is not true about Find and Replace in Excel
Options: a. Â You can search for bold and replace with italics
b. Â You can decide whether to look for the whole word or not
c. Â You can search in formula too
d. Â You can search by rows or columns or sheets
2.In Microsoft PowerPoint you have customized a design template in one presentation and you want to use it in another presentation. What the best way to do this?
Options: (A)Use the browse feature in the slide design task pane to find the file that has your design template and apply it to the current file. (B) Copy and paste the slide with the design template you want to include the new presentation; inserted slide will inherit the design 44 | (C) Save the presentation that has the design template with a new name, and then use a new file to your presentation (D) All of the above. 1