NEW
Font size
Worksheets1st_qz_1G_intro_to_computers_march_25
Total questions: 15
Worksheet time: 13mins
Which storage device typically offers the fastest read/write speed?
Hard Disk Drive (HDD)
Solid State Drive (SDD)
CD-ROM
Floppy Disk
Which of the following is the main function of a motherboard in a computer system?
Storing data permanently
Connecting and allowing communication between components
Providing power to the system
Displaying images on the screen
Which of the following is true about SSDs compared to HDDs?
SSDs have moving parts, making them less durable than HDDs.
SSDs consume more power than HDDs.
SSDs have faster read/write speeds than HDDs.
SSDs use magnetic platters to store data.
Convert 101101 (binary) to decimal
45
90
15
43
Convert 763 (octal) to binary.
111011011
111110011
110111011
011110111
Add 1011₂ + 1101₂.
10001
11000
10100
101010
Convert the following number (5.2)8 from Octal to Binary
100.010
101.01
100.1
100.1
Convert the following number (B.8)16 from Hexadecimal to Binary
1011.0001
1011.1
1101.1000
1011.0010
If the following 8-bit number is in the form of signed-magnitude (10010110)2 , find its equivalent decimal value.
+150
-150
-22
+30
Compute the 1’s complement of 11010110
11001001
00101001
10101001
00011001
Compute the 2’s complement of 11000111
00100111
00101001
00111001
10111001
what is the output if (x=1 ; y=0 ; z=1)
1
0
01
11
Which logic gate does it represent this truth table?
AND
OR
XOR
NAND
if this 8-bit number is signed 2's complement, find its equivalent
(11100101)2
-129
+129
+27
-27
Add A2₁₆ + 3C₁₆.
DD
DE
9A
E0
