Pages : 1    2     3    4     5      Software does not wear-out in the traditional sense of the term, but software does tend to deteriorate as it evolves, because: (1) Software suffers from exposure to hostile environments. (2) Defects are more likely to arise after software has been used […]

CBSE NET COMPUTER SCIENCE NOV 2017 PAPER 2 PART 5


Pages : 1    2     3    4     5      Consider the following program fragment in assembly language:     mov ax, 0h     mov cx, 0A h doloop:     dec ax     loop doloop What is the value of ax and cx registers after the completion of the doloop? (1) ax […]

CBSE NET COMPUTER SCIENCE NOV 2017 PAPER 2 PART 4


Pages : 1    2     3    4     5      Consider an array representation of an n element binary heap where the elements are stored from index 1 to index n of the array. For the element stored at index i of the array (i< = n), the index of the […]

CBSE NET COMPUTER SCIENCE NOV 2017 PAPER 2 PART 3



Pages : 1    2     3    4     5      ‘ptrdata‘  is a pointer to a data type. The expression *ptrdata++ is evaluated as (in C++): (1) *(ptrdata++) (2) (*ptrdata++) (3) *(ptrdata)++ (4) Depends on compiler Answer: 1 The associativity of which of the following operators is Left to Right, in […]

CBSE NET COMPUTER SCIENCE NOV 2017 PAPER 2 PART 2


Pages : 1    2     3    4     5      If the time is now 4 O’clock, what will be the time after 101 hours from now? (1) 9 O’clock (2) 8 O’clock (3) 5 O’clock (4) 4 O’clock Answer: 1 Let m = (313)4 and n = (322)4. Find the base […]

CBSE NET COMPUTER SCIENCE NOV 2017 PAPER 2 PART 1


CLICK HERE THE  LINKS FOR 30 DAYS CHALLENGE FOR YOUR PREPARATION: 1. CBSE NET COMPUTER SCIENCE PREVIOUS PAPERS ( 1 TO 7 DAYS) 2. MOCK TESTS ( 8 DAY) 3. NUMERICAL QUESTIONS ALL SUBJECTS (9 TO 14 DAYS) 4. REVISION OF ABOVE YOU READ( 15 TO 16 DAYS) 5. CHECK YOU […]

30 DAYS PLAN FOR STUDY



LOGICAL ADDRESS WHICH IS GENERATED BY CPU. PHYSICAL ADDRESS WHICH IS GENERATED BY MEMORY UNIT.     EXAMPLE A memory management system has 64 pages with 512 bytes page size. Physical memory consists of 32 page frames. Number of bits required in logical and physical address are respectively: (A) 14 […]

HOW TO FIND LOGICAL ADDRESS AND PHYSICAL ADDRESS?


Question 1:   Part A: You have been asked to design a cache with the following properties: Data words are 32 bits each A cache block will contain 2048 bits of data The cache is direct mapped The address supplied from the CPU is 32 bits long There are 2048 blocks […]

Cache Memory Numericals




IMPORTANT MICROPROCESSOR MCQ FOR EXAM 1. EPROM can be a. UVPROM b. EEPROM c. both UVPROM and EEPROM d. none of the above Ans. (c); EPROM – Erasable Programmable ROM UVPROM – Ultraviolet Programmable ROM EEPROM – Electrically Erasable Programmable 2. The access time of ROM using bipolar transistors is […]

Microprocessor Mcq Set 1