GATE (Graduate Aptitude Test in Engineering) Electronics & CE (EC): Questions 422 - 424 of 1602
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Question 422
Appeared in Year: 2018
Question MCQ▾
Two machine codes 3EH and 32H are stored in memory locations and 2001H respectively. The first machine code (3EH) represents the opcode to load a data byte in the accumulator, and the second code (32H) represents the data byte to be loaded in the accumulator. The time required executing the Opcode Fetch and the memory Read Cycles and the entire instruction cycle is, (if clock frequency is 2 MHz) . (December)
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 423
Appeared in Year: 2018
Question MCQ▾
Following are the modulation schemes: (December)
i. AM
ii. FM
iii. DWDM
iv. CWDM
Arrange their adjacent channel band gap in ascending order. The correct sequence is:
Choices
Choice (4) | Response | |
---|---|---|
a. | (i) , (ii) , (iv) , (ii) | |
b. | (iv) , (i) , (ii) , (iii) | |
c. | (i) , (ii) , (iii) , (iv) | |
d. | (ii) , (i) , (iv) , (iii) |
Question 424
Appeared in Year: 2016
Question Match List-Ⅰ List-Ⅱ▾
Match the following lists:
List-Ⅰ (Column-I) | List-Ⅱ (Column-II) |
---|---|
(A) Common base | (i) β |
(B) Darlington transistor | (ii) |
(C) Common emitter | (iii) α |
(D) Common collector | (iv) |
Choices
Choice (4) | Response | |
---|---|---|
| ||
a. |
| |
b. |
| |
c. |
| |
d. |
|