data manipulation

1. 1. What are the two main types of instructions that computers use to perform tasks?

• a) Data Transfer and Arithmetic/Logic

• b) Printing and Saving

• c) Copying and Pasting

• • d) Writing and Reading

2. 2. Which structure repeats actions as long as a condition is true?

• a. for loop

• • b. if statement

• • c. while loop

• • d. break statement

3. 3. What does the Program Counter (PC) do in a computer?

• a) It stores pictures.

• b) It tells the computer what instruction to do next.

• c) It saves your work.

• d) It controls the speed of the computer.

4. 4. Which is faster and simpler: RISC or CISC?

• a) RISC

• b) CISC

• • c) Both are the same

• d) Neither

5. 5. What does this Python code output?

6. x = 5

   if x > 3:

   print("Greater")

7. else:

   print("Smaller")

• a) Greater

• b) Smaller

6. 6. What are the steps a computer follows to run a program?

• a) Fetch, Decode, Execute

• b) Start, Stop, Repeat

• • c) Copy, Paste, Print

• d) Open, Close, Save

7. 7. What happens when the CPU reads data from memory?

• a) It transfers the data into a register.

• b) It deletes the data.

• c) It ignores the data.

• d) It multiplies the data.

8) What does the AND operation do with bits?

• a) It adds them together.

• b) It gives a 1 only when both bits are 1.

• c) It always gives a 0.

• d) It reverses the bits.

9) What is memory-mapped I/O?

• a) A way for the computer to communicate with devices like printers by treating them like memory.

• • b) A method to save more memory.

• c) A tool to make the computer run faster.

• d) A system to store your programs.

1. 10. What does 5 & 3 equal in Python?

• a) 7

• b) 5

• c) 3

• d) 1