A CPU has a 32KB direct-mapped cache with 128 byte-block size. Suppose A is a two-dimensional array of size 512×512 with elements that occupy 8-bytes each. Consider the following two C code segments, P1 and P2. P1: for (i=0; i<512; i++) { for (j=0; j<512; j++) { x …
NTA (National Testing Agency) have invited candidates to fill online application form for NET-2019 (National Eligibility Test). NET is conducted for the Assistant Professor or Junior Research Fellowship for Indian national citizens. Interested candidates can follow the post for more …
In this video we are going to discuss another question which was asked in the exam of ISRO What is compression ratio in a typical mp3 audio files? (A) 4:1 (B) 6:1 (C) 8:1 (D) 10:1
In this video we are going to discuss another question which was asked in the exam of ISRO Consider an uncompressed stereo audio signal of CD quality which is sampled at 44.1 kHz and quantized using 16 bits. What is …
In this video we are going to discuss another question which was asked in the exam of ISRO Which of the following is not an image type used in MPEG? (A) A frame (B) B frame (C) D frame (D) P frame
In this video we are going to discuss another question which was asked in the exam of ISRO Dirty bit for a page in a page table (A) helps avoid unnecessary writes on a paging device (B) helps maintain LRU information (C) allows …
In this video we are going to discuss another question which was asked in the exam of ISRO Which of the following compression algorithms is used to generate a .png file? (A) LZ78 (B) Deflate (C) LZW (D) Huffman
In this video we are going to discuss another question which was asked in the exam of ISRO The minimum time delay between the initiation of two independent memory operations is called (A) Access time (B) Cycle time (C) Rotational time (D) Latency time
In this video we are going to discuss another question which was asked in the exam of ISRO Which layers of the OSI reference model are host-to-host layers? (A) Transport, session, presentation, application (B) Session, presentation, application (C) Datalink, transport, presentation, application (D) Physical, …
In this video we are going to discuss another question which was asked in the exam of ISRO . A router uses the following routing table: A packet bearing a destination address 144.16.68.117 arrives at the router. On which interface …
In this video we are going to discuss another question which was asked in the exam of ISRO Which statement is false? (A) PING is a TCP/IP application that sends datagrams once every second in the hope of an echo response …