MCQ 1 Any program logic can be expressed using

(A) Logic terminals (B) Logic structures (C) Logic designs (D) Logic mapping

MCQ 2 Cache memory acts between

(A) CPU and RAM (B) RAM and ROM (C) CPU and Hard Disk (D) None of these

MCQ 3 Any program logic can be expressed using

(A) Logic terminals (B) Logic structures (C) Logic designs (D) Logic mapping

MCQ 4 The DMA transfers are performed by a control circuit called as __________

(A) Device interface (B) DMA controller (C) Data controller (D) Overlooker

MCQ 5 Computer component which is fastest is

(A) RAM (B) cache (C) register (D) hard disk

MCQ 6 Storage capacity of magnetic disk depends on

(A) tracks per inch of surface (B) bits per inch of tracks (C) disk pack in disk surface (D) All of above

MCQ 7 CD-ROM is a

(A) Semiconductor memory (B) Memory register (C) Magnetic memory (D) None of above

MCQ 8 The set of physical addresses is called

(A) Disk Space (B) Address Space (C) Pages (D) Frames

MCQ 9 A computer has memory of 256k words of 32 bits each, how many bits are required to specify the address part?

(A) 16 bits (B) 12 bits (C) 8 bits (D) 18 bits

MCQ 10 Computer bus which allows the processor to communicate with peripheral devices is

(A) expansion bus (B) system bus (C) memory bus (D) processor bus

MCQ 11 Component of CPU which is responsible for comparing the contents of two pieces of data is

(A) ALU (B) CU (C) memory (D) register

MCQ 12 When arithmetic, logic and control unit of a computer are combined into a single unit, it is known as

(A) central processing unit (B) memory unit (C) I/O unit (D) operating unit

MCQ 13 In a computer, set of electrical paths which is used to transfer data is called

(A) bus (B) monitors (C) computer clock (D) ports

MCQ 14 The________ doesn’t make use of the MMU for bulk data transfers.

(A) MMU (B) Translator (C) Compiler (D) DMA

MCQ 15 The associatively mapped virtual memory makes use of ___________.

(A) TLB (B) Page table (C) Frame table (D) None of the mentioned

MCQ 16 Identify the term, which indicate a set of Logical Addresses.

(A) Memory space (B) Disk space (C) Address space (D) Location

MCQ 17 The correspondence between the main memory blocks and those in the cache is specified by a

(A) Miss penalty (B) Replacement algorithms (C) Hit rate (D) Mapping functions.

MCQ 18 Which of the following is not processing?

(A) arranging (B) manipulating (C) calculating (D) gathering

MCQ 19 Which was the most popular first generation computer?

(A) IBM 1650 (B) IBM 360 (C) IBM 1130 (D) IBM 2700

MCQ 20 From which generation operating systems were developed?

(A) First (B) Second (C) Third (D) Fourth

MCQ 21 The two kinds of main memory are:

(A) Primary and secondary (B) Random and sequential (C) ROM and RAM (D) All of above

MCQ 22 Instruction in computer languages consists of

(A) OPCODE (B) OPERAND (C) Both of above (D) None of above

MCQ 23 The first computer introduced in Nepal was

(A) IBM 1400 (B) IBM 1401 (C) IBM 1402 (D) IBM1402

MCQ 24 Which of the following is true about ROM?

(A) ROM is faster to access than RAM (B) ROM is non-volatile memory (C) ROM stores more information than RAM (D) ROM is used for cache memory

MCQ 25 What is the operation sets to 1 the bits in one register where there are corresponding 1’s in the second register?

(A) Selective Complement (B) Selective Clear (C) Selective Set (D) Mask