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Worksheets1st_qz_2G_Intro_to_comp
Total questions: 15
Worksheet time: 13mins
Which of the following is true about SSDs compared to HDDs?
SSDs are louder than HDDs because they have spinning disks.
SSDs make less noise than HDDs because they have no moving parts.
SSDs and HDDs produce the same level of noise.
SSDs require cooling fans, which make them noisier than HDDs.
Which of the following components is inserted into an expansion slot on a motherboard?
RAM module
Power supply unit
Processor (CPU)
Graphics card
What is the main function of a storage device?
Process data
Store data permanently or temporarily
Transmit data over networks
Display data on a screen
Convert 10101101 (binary) to octal.
173
531
255
135
Convert the following number (5.75)10 from Decimal to Binary
011.11
101.11
110.01
101.01
Subtract 527₈ - 246₈.
261
281
181
361
Subtract C2₁₆ - 4A₁₆.
88
78
72
82
Convert 10011010 (binary) to hexadecimal.
232
9A
A9
92
Add 1110₂ + 1011₂.
11011
10110
11001
10001
what is the output if (x=0 ; y=0 ; z=1)
1
0
10
11
Compute the 1’s complement of (10101011)2
11010101
01010100
11010100
01010110
Compute the 2's complement of (10110011)2
11001101
01000101
01001101
01001001
what is the equivalent decimal value of the following 4-bit number if it is in the form of signed 1's complement?
(1000)2
-7
+8
-0
+0
what is the equivalent decimal value of the following 4-bit number if it is in the form of signed 2's complement?
(1100)2
+3
-4
-3
+12
Which logic circuit represents this truth table?
OR
XOR
NAND
NOR
