# Digital Computer Science MCQ – Set 05 :: Computer Science Engineering

Are you guys looking for computer science MCQ Questions with Answers PDF Free Download as per computer science new exam pattern? You came to the right page. This may assist you to understand and check your knowledge about the Subjects. Students also can take a free test of the Multiple Choice Questions of computer science. Each question has four options followed by the right answer. These computer science MCQ Questions are selected supported by the newest exam pattern.

(A) 10n
(B) 2n
(C) 4n
(D) 8n

(A) 2D16
(B) 5D16
(C) 6216
(D) 3116

(A) (3144)8
(B) (4147)8
(C) (3146)8
(D) (3184)8

## Q4. What is the 2’s-complement representation of -24 in a 16-bit microcomputer?

(A) 0000 0000 0001 1000
(B) 1111 1111 1110 0111
(C) 1111 1111 1110 1000
(D) 0001 0001 1111 0011

Answer: (C) 1111 1111 1110 1000

## Q5. An inventor is a gate with only _ input; the output is always in the opposite state from the input

(A) One
(B) Two
(C) More than one
(D) None of the above

(A) 102410
(B) 103410
(C) 112410
(D) 103710

## Q7. The leading bit stands for the and the remaining bits for the is known as signed binary numbers.

(A) Sign, remainder
(B) Sign, magnitude
(C) Value, sign
(D) Variable, value

## Q8. A gate is a logic circuit with one or more input signals but __ output signal.

(A) Two
(B) Double
(C) One
(D) More than one

(A) 438
(B) 478
(C) 498
(D) 508

(A) Totem-pole
(B) Bipolar
(C) Register
(D) Transistor

## Q11. Conversion of hexadecimal number 6B216 to it’s binary number equivalent is

(A) 11110001101112
(B) 0110101100102
(C) 01100110011112
(D) 111111112

## Q12. The ASCII code is a 7-bit code for

(A) Letters
(B) Numbers
(C) Other symbols
(D) All of the above

Answer: (D) All of the above

(A) 4,095, 4K
(B) 16,384, 16K
(C) 32,740, 32K
(D) 46,040, 46K

(A) High
(B) Low
(C) Set
(D) Race

(A) OR
(B) AND
(C) NAND
(D) XOR