Summative Test-COMP1

What is the smallest piece of data stored in a memory or storage device?

• Bit

• Byte

• Kilobyte

• Megabyte

Find the sum of the binary numbers: 11101+10011+110111?

• 1100111

• 1111001

• 1001111

• 1010111

Compute for the difference of the binary numbers: 110101 – 1010?

• 100111

• 101010

• 101001

• 101011

Which of the following units is used by computers to represent a character such as a letter, number, or typographic symbol?

• Bit

• Byte

• Kilobyte

• Terabyte

Dina checked the hard drive of her computer. She found out that 50% of the drive C was already occupied. If drive C can store 237.23 GB, how much space is left when converted to kilobyte?

• a. 118.615KB

• b. 118615KB

• c. 11861500KB

• d. 118615000KB

If Mr. Cruz saved a 10-page document in the hard disk drive and it occupied 65.5MB, how many bytes is his document?

• 65500000 bytes

• 655000000 bytes

• 6.5500000 bytes

• 65.500000 bytes

What are these two digits that represent the binary system?

• 2,1

• 0,1

• 1,1

• 0,0

What is the result of adding these binary values 1 0 0 1 0 1 0 1 + 1 0 0 0 0 1 1 0?

• 1 1 1 0 1 1 0 1 1

• 1 0 0 1 1 1 0 1 1

• 1 0 0 0 1 1 0 1 1

•     1 0 1 0 1 1 0 1 1

Which of these memory units is described as the smallest piece of data that can be stored in a memory storage device?

• kilobyte

• bytes

• bit

• megabyte

In a computer system, 1 Gigabyte is equivalent to how many Megabytes?

 

• 1, 240 MB

• 1, 244 MB

• 1, 204 MB

• 1, 024 MB