1st_qz_1G_intro_to_computers_march_25

‎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