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Directions to Solve

In the following questions choose the word which is the exact OPPOSITE of the given words.

Q1: LOVE

A Compulsion

B Villainy

C Force

D Hatred

Q2: What is the purpose of fflush() function.

A flushes file buffer.

B flushes input/output buffer.

C flushes all streams and specified streams.

D flushes only specified stream.

Q3: Perform the following hex subtraction: ACE16 – 99916 =

A 23516

B 33516

C 03516

D 13516

Q4: Which of the following is correct for full adders?

A Full adders have the capability of directly adding decimal numbers.

B Full adders are limited to two inputs since there are only two binary digits.

C Full adders are used to make half adders.

D In a parallel full adder, the first stage may be a half adder.

Q5:
Convert each of the signed decimal numbers to an 8-bit signed binary number (two's-complement).
+7        –3        –12

A 1000  0111    0111  1101    0111  0100

B 0000  0111    1111  1101    1111  0100

C 0000  0111    0000  0011    0000  1100

D 0000  0111    1000  0011    1000  1100

Q6: What is one disadvantage of the ripple-carry adder?

A The interconnections are more complex.

B More stages are required to a full adder.

C All of the above.

D It is slow due to propagation time.

Q7: Solve this binary problem: 01000110 ÷ 00001010 =

A 1001

B 0111

C 10011

D 0011

Q8:
Divide the following binary numbers.

A 0000  0010    0001  0010    0000  0100

B 0000  0010    0000  0010    0000  0100

C 0000  0011    0000  0010    0000  0100

D 0000  0010    0000  0010    1000  1111

Q9: Convert the decimal numbers 275 and 965 to binary-coded decimal (BCD) and add. Select the BCD code groups that reflect the final answer.

A 0001 0010 0100 0000

B 0010 0011 0100 0000

C 1101 1110 1010

D 1110 1010 1110

Q10: When multiplying 13 × 11 in binary, what is the third partial product?

A 1011

B 100001

C 100000

D 00000000