Free MCQs & Online Quiz Practice for Exams

Q: Which of the following is called internal processor memory?

A) RAM

B) ROM

C) Cache

D) DRAM

Q: Which has the highest storage capacity?

A) DVD

B) Blu-ray Disk

C) CD

D) Zip Disk

Q: Which of the following is a type of optical storage?

A) Hard Disk

B) Blu-ray Disk

C) Floppy Disk

D) Zip Disk

Q: Which of the following is a sequential access storage device?

A) Magnetic Disk

B) Blu-ray Disk

C) Magnetic Tape

D) Zip Disk

Q: Which of the following performs the arithmetic and logic operations on data?

A) ALU

B) Control Unit

C) Bus

D) Memory Unit

Q: Which component coordinates and controls the computer system just like the brain controls the human body?

A) Bus

B) Control Unit

C) Output Unit

D) Register

Q: Where are the logical operations performed in the CPU?

A) CU

B) Register

C) ALU

D) Memory

Q: Which is the small memory device available in the CPU to store data temporarily?

A) CU

B) Register

C) ALU

D) Memory

Q: Which is the small amount of memory located between main memory and processor?

A) RAM

B) ROM

C) Cache

D) PROM

Q: Which of the following cache memories resides inside the microprocessor and is very fast compared to other memories?

A) L1 Cache

B) L2 Cache

C) L3 Cache

D) L4 Cache

Q: Which register can perform arithmetic and data movement and has special addressing abilities?

A) Base Register

B) Memory Buffer Register

C) Data Register

D) Counter Register

Q: Which of the following registers has a special role in multiply and divide operations?

A) Base Register

B) Memory Buffer Register

C) Data Register

D) Count Register

Q: Which register holds either the address of the instruction being executed or the address of the next instruction to be executed?

A) Program Counter

B) Memory Buffer Register

C) Data Register

D) Count Register

Q: The system bus connects the Central Processing Unit to which component on the motherboard?

A) Register

B) Main Memory

C) ALU

D) Input Unit

Q: In which step of the instruction cycle is the instruction interpreted?

A) Fetch

B) Decode

C) Execute

D) Write-back

Q: Which instruction is used when a number of statements are to be repeated?

A) LD

B) LOOP

C) JMP

D) MOV

Q: Which microprocessor architecture is designed to perform a smaller number of types of computer instructions?

A) RISC

B) CISC

C) DISK

D) LIST

Q: Which of the following is not an arithmetic instruction?

A) DIV

B) MUL

C) SUB

D) JMP

Q: _____ changes alternating current (AC) to low-voltage direct current (DC) to operate the processor and peripheral devices.

A) Motherboard

B) Power Supply

C) Output Unit

D) Register

Q: Which of the following is the firmware built into a computer system?

A) Slot

B) RAM

C) Port

D) BIOS