CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
Which logic gate is the complement of the OR operation?
A. OR
B. NOR
C. XNOR
D. NAND
Correct Answer: B
The NOR gate is the complement of the OR operation.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
Which logic gate is the complement of the AND operation?
A. OR
B. NAND
C. XNOR
D. XOR
Correct Answer: B
The NAND gate is the complement of the AND operation.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
Which logic gate inverts a single binary input?
A. OR
B. NOT
C. XNOR
D. AND
Correct Answer: B
The NOT gate inverts a single binary input.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
Which logic gate outputs 1 when at least one input is 1?
A. NAND
B. NOT
C. OR
D. XNOR
Correct Answer: C
The OR gate outputs 1 when at least one input is 1.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
Which logic gate outputs 1 only when all its inputs are 1?
A. XOR
B. AND
C. OR
D. XNOR
Correct Answer: B
The AND gate outputs 1 only when all its inputs are 1.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
What is hexadecimal A0 in decimal?
A. 161
B. 159
C. 176
D. 160
Correct Answer: D
Hexadecimal A0 equals decimal 160.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
What is hexadecimal 7F in decimal?
A. 128
B. 127
C. 126
D. 143
Correct Answer: B
Hexadecimal 7F equals decimal 127.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
What is hexadecimal 4B in decimal?
A. 91
B. 74
C. 75
D. 76
Correct Answer: C
Hexadecimal 4B equals decimal 75.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
What is hexadecimal 3C in decimal?
A. 60
B. 61
C. 59
D. 76
Correct Answer: A
Hexadecimal 3C equals decimal 60.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
What is hexadecimal 2F in decimal?
A. 47
B. 63
C. 46
D. 48
Correct Answer: A
Hexadecimal 2F equals decimal 47.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
What is hexadecimal 1A in decimal?
A. 26
B. 42
C. 25
D. 27
Correct Answer: A
Hexadecimal 1A equals decimal 26.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
What is decimal 255 in hexadecimal notation?
A. 100
B. 10F
C. FF
D. FE
Correct Answer: C
Decimal 255 is FF in hexadecimal.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
What is decimal 100 in hexadecimal notation?
A. 64
B. 65
C. 63
D. 74
Correct Answer: A
Decimal 100 is 64 in hexadecimal.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
What is decimal 64 in hexadecimal notation?
A. 3F
B. 40
C. 41
D. 50
Correct Answer: B
Decimal 64 is 40 in hexadecimal.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
What is decimal 47 in hexadecimal notation?
A. 2E
B. 30
C. 3F
D. 2F
Correct Answer: D
Decimal 47 is 2F in hexadecimal.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
What is decimal 31 in hexadecimal notation?
A. 20
B. 1E
C. 2F
D. 1F
Correct Answer: D
Decimal 31 is 1F in hexadecimal.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
What is decimal 26 in hexadecimal notation?
A. 19
B. 1B
C. 1A
D. 2A
Correct Answer: C
Decimal 26 is 1A in hexadecimal.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
What is decimal 16 in hexadecimal notation?
A. F
B. 11
C. 20
D. 10
Correct Answer: D
Decimal 16 is 10 in hexadecimal.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
What is decimal 15 in hexadecimal notation?
A. 10
B. E
C. F
D. 1F
Correct Answer: C
Decimal 15 is F in hexadecimal.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
What decimal value is represented by binary 111100?
A. 62
B. 60
C. 61
D. 59
Correct Answer: B
Binary 111100 equals decimal 60.