computer science mcqs for pcs

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Computer Science Mcqs For PCS & CSS Exams (i) When all access and processing is done in one location, a computer system is said to be (a) networked (b) distributed (c) centralized (d) linked (ii) Tools to change PROM chips, called (a) chip kits (b) RAM burners (c) PROM burners (d) none of these (iii) The type of modulation that changes the height of the single is called (a) frequency (b) phase (c) amplitude (d) prophase (iv) A connection for similar network: (a) satellite (b) bridge (c) gateway (d) fax (v) The technology whereby part of the program is stored on disk and is brought into memory for execution as needed is called (a) memory allocation (b) virtual storage (c) interrupts (d) prioritized memory 6) The processor’s components are synchronized by: a. Instructions

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Computer Science Mcqs For PCS & CSS Exams(i) When all access and processing is done in one location, a computer system is said to be(a) networked(b) distributed(c) centralized(d) linked(ii) Tools to change PROM chips, called(a) chip kits(b) RAM burners(c) PROM burners(d) none ofthese(iii) The type of modulation that changes the height of the single is called (a) frequency(b) phase(c) amplitude(d) prophase(iv) A connection for similar network:(a) satellite(b) bridge(c) gateway(d) fax(v) The technology whereby part of the program is stored on disk and is brought into memory for execution as needed is called(a) memory allocation(b) virtual storage(c) interrupts(d) prioritized memory6) The processors components are synchronized by:a. Instructionsb. Datac. Informationd. Clock pulsesAns. (d)7) External devices are linked to a small computer system through:a. Channelsb. Control unitsc. Plugsd. interfacesAns. (d)8) Data on disk are recorded on a series of concentric circle called:a. Sectorsb. Cylindersc. Blocksd. TracksAns. (d)9) The simplest data structure is a:a. Fileb. Listc. Recordd. ArrayAns. (d)10) Several computers linked by communication lines for a:a. Networkb. Distributed systemc. Time share systemd. RingAns. (a)11) What is Fast Ethernet?(12) How do you add a workstation to the domain?(13) What is the draw back of Array implementation of Collection?(14) Briefly write the procedure for Binary Search.(15) Conceptually what happens in a DBMS?(16) Briefly describe ROM BIOS.(17) How do you define PORTS? Name different types of ports.(18) What is Password? Where and how will you use it?(19) How do viruses infect PCs?(20) Briefly describe Data Transmission Modes